Nicole McIntyre 发布于

文章来源： 100素材网更新时间： 2014-04-10 13:09:48

Tooltip tooltip控件 tooltip jquery js文字提示鼠标经过显示文字表单提示文字 html5 表单提示

<a style="display:none" href="http://www.100sucai.com">www.100sucai.com</a>
        <!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="utf-8">
	<title>Demo: Pure CSS speech bubbles – Nicolas Gallagher</title>
    <meta name="description" content="How to use pseudo-elements to create pure CSS speech bubbles from existing, semantic HTML. This approach uses progressive enhancement and removes the need for images or JavaScript.">
<style>
/* ------------------------------------------
PURE CSS SPEECH BUBBLES
by Nicolas Gallagher
- http://nicolasgallagher.com/pure-css-speech-bubbles/

http://nicolasgallagher.com
http://twitter.com/necolas

Created: 02 March 2010
Version: 1.1 (21 October 2010)

Dual licensed under MIT and GNU GPLv2 ?Nicolas Gallagher 
------------------------------------------ */

/* NOTE: Some declarations use longhand notation so that it can be clearly
explained what specific properties or values do and what their relationship
is to other properties or values in creating the effect */

/* ============================================================================================================================
== GENERAL STYLES
** ============================================================================================================================ */

body {padding:0; margin:0; font:1em/1.4 Cambria, Georgia, sans-serif; color:#333; background:#fff;}

a:link,
 a:visited {border-bottom:1px solid #c55500; color:#c55500; text-decoration:none;}
a:visited {border-bottom:1px solid #730800; color:#730800;}

a:hover,
 a:focus,
 a:active {border:0; color:#fff; background:#c55500;}

a:visited:hover,
 a:visited:focus,
 a:visited:active {color:#fff; background:#730800;}

#container { width:500px; padding:0 0 50px; margin:0 auto;}

h1 {margin:1em 0 0; font-size:2.5em; font-weight:normal; line-height:1.2; text-align:center;}
h2 {margin:0.5em 0 1.5em; font-size:1.25em; font-weight:normal; font-style:italic; text-align:center;}
p {margin:1em 0;}

.content h2 {margin:2em 0 0.75em; font-size:2em; font-weight:bold; font-style:normal; text-align:left;}
blockquote {margin:1em 0;}
blockquote p {margin:0; font-size:2em;}

.follow {clear:both; margin-top:2em; font-size:1.125em;}
.follow span {font-weight:bold;}

/* 
 Should you want to set a background colour on a containing element
 certain types of bubble effect may require you to include these 
 style declarations.
 */
.content {
    position:relative;
    z-index:1;
}

/* ============================================================================================================================
== BUBBLE WITH AN ISOCELES TRIANGLE
** ============================================================================================================================ */

/* THE SPEECH BUBBLE
------------------------------------------------------------------------------------------------------------------------------- */

.triangle-isosceles {
	position:relative;
	padding:15px;
	margin:1em 0 3em;
	color:#000;
	background:#f3961c; /* default background for browsers without gradient support */
	
	/* css3 */
	-moz-border-radius:10px;
	-webkit-border-radius:10px;
	border-radius:10px;
	/* NOTE: webkit gradient implementation is not as per spec */
	background:-webkit-gradient(linear, left top, left bottom, from(#f9d835), to(#f3961c));
	background:-moz-linear-gradient(top, #f9d835, #f3961c);
	background:-o-linear-gradient(top, #f9d835, #f3961c);
}

/* Variant : for top positioned triangle
------------------------------------------ */

.triangle-isosceles.top {
	/* NOTE: webkit gradient implementation is not as per spec */
	background:-webkit-gradient(linear, left top, left bottom, from(#f3961c), to(#f9d835));
	background:-moz-linear-gradient(top, #f3961c, #f9d835);
	background:-o-linear-gradient(top, #f3961c, #f9d835);
}

/* Variant : for left/right positioned triangle
------------------------------------------ */

.triangle-isosceles.left {
	margin-left:50px;
	background:#f3961c;
}

/* Variant : for right positioned triangle
------------------------------------------ */

.triangle-isosceles.right {
	margin-right:50px;
	background:#f3961c;
}

/* THE TRIANGLE
------------------------------------------------------------------------------------------------------------------------------- */

/* creates triangle */
.triangle-isosceles:after {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-15px; /* value = - border-top-width - border-bottom-width */
	left:50px; /* controls horizontal position */
	width:0;
	height:0;
	border-width:15px 15px 0; /* vary these values to change the angle of the vertex */
	border-style:solid;
	border-color:#f3961c transparent;
}

/* Variant : top
------------------------------------------ */

.triangle-isosceles.top:after {
	top:-15px; /* value = - border-top-width - border-bottom-width */
	right:50px; /* controls horizontal position */
	bottom:auto;
	left:auto;
	border-width:0 15px 15px; /* vary these values to change the angle of the vertex */
	border-color: #f3961c transparent;
}

/* Variant : left
------------------------------------------ */

.triangle-isosceles.left:after {
	top:16px; /* controls vertical position */
	left:-50px; /* value = - border-left-width - border-right-width */
	bottom:auto;
	border-width:10px 50px 10px 0;
	border-color:transparent #f3961c;
}

/* Variant : right
------------------------------------------ */

.triangle-isosceles.right:after {
	top:16px; /* controls vertical position */
	right:-50px; /* value = - border-left-width - border-right-width */
	bottom:auto;
    left:auto;
	border-width:10px 0 10px 50px;
	border-color:transparent #f3961c;
}

/* ============================================================================================================================
== BUBBLE WITH A RIGHT-ANGLED TRIANGLE
** ============================================================================================================================ */

/* THE SPEECH BUBBLE
------------------------------------------------------------------------------------------------------------------------------- */

.triangle-right {
	position:relative;
	padding:15px;
	margin:1em 0 3em;
	color:#fff;
	background:#075698; /* default background for browsers without gradient support */
	
	/* css3 */
	-moz-border-radius:10px;
	-webkit-border-radius:10px;
	border-radius:10px;
	/* NOTE: webkit gradient implementation is not as per spec */
	background:-webkit-gradient(linear, left top, left bottom, from(#2e88c4), to(#075698));
	background:-moz-linear-gradient(top, #2e88c4, #075698);
	background:-o-linear-gradient(top, #2e88c4, #075698);
}

/* Variant : for top positioned triangle
------------------------------------------ */

.triangle-right.top {
	/* NOTE: webkit gradient implementation is not as per spec */
	background:-webkit-gradient(linear, left top, left bottom, from(#075698), to(#2e88c4));
	background:-moz-linear-gradient(top, #075698, #2e88c4);
	background:-o-linear-gradient(top, #075698, #2e88c4);
}

/* Variant : for left positioned triangle
------------------------------------------ */

.triangle-right.left {
	margin-left:40px;
	background:#075698;
}

/* Variant : for right positioned triangle
------------------------------------------ */

.triangle-right.right {
	margin-right:40px;
	background:#075698;
}

/* THE TRIANGLE
------------------------------------------------------------------------------------------------------------------------------- */

.triangle-right:after {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-20px; /* value = - border-top-width - border-bottom-width */
	left:50px; /* controls horizontal position */
	width:0;
	height:0;
	border-width:20px 0 0 20px; /* vary these values to change the angle of the vertex */
	border-style:solid;
	border-color:#075698 transparent; 
}

/* Variant : top
------------------------------------------ */

.triangle-right.top:after {
	top:-20px; /* value = - border-top-width - border-bottom-width */
	right:50px; /* controls horizontal position */
	bottom:auto;
	left:auto;
	border-width:20px 20px 0 0; /* vary these values to change the angle of the vertex */
	border-color:transparent #075698; 
}

/* Variant : left
------------------------------------------ */

.triangle-right.left:after {
	top:16px; 
	left:-40px; /* value = - border-left-width - border-right-width */
	bottom:auto;
	border-width:15px 40px 0 0; /* vary these values to change the angle of the vertex */
	border-color:transparent #075698; 
}

/* Variant : right
------------------------------------------ */

.triangle-right.right:after {
	top:16px; 
	right:-40px; /* value = - border-left-width - border-right-width */
	bottom:auto;
    left:auto;
	border-width:15px 0 0 40px; /* vary these values to change the angle of the vertex */
	border-color:transparent #075698 ; 
}

/* ============================================================================================================================
== BUBBLE WITH AN OBTUSE TRIANGLE
** ============================================================================================================================ */

/* THE SPEECH BUBBLE
------------------------------------------------------------------------------------------------------------------------------- */

.triangle-obtuse {
	position:relative;
	padding:15px;
	margin:1em 0 3em;
	color:#fff;
	background:#c81e2b;
	
	/* css3 */
	-moz-border-radius:10px;
	-webkit-border-radius:10px;
	border-radius:10px;
	/* NOTE: webkit gradient implementation is not as per spec */
	background:-webkit-gradient(linear, left top, left bottom, from(#f04349), to(#c81e2b));
	background:-moz-linear-gradient(top, #f04349, #c81e2b);
	background:-o-linear-gradient(top, #f04349, #c81e2b);
}

/* Variant : for top positioned triangle
------------------------------------------ */

.triangle-obtuse.top {
	/* NOTE: webkit gradient implementation is not as per spec */
	background:-webkit-gradient(linear, left top, left bottom, from(#c81e2b), to(#f04349));
	background:-moz-linear-gradient(top, #c81e2b, #f04349);
	background:-o-linear-gradient(top, #c81e2b, #f04349);
}

/* Variant : for left positioned triangle
------------------------------------------ */

.triangle-obtuse.left {
	margin-left:50px;
	background:#c81e2b;
}

/* Variant : for right positioned triangle
------------------------------------------ */

.triangle-obtuse.right {
	margin-right:50px;
	background:#c81e2b;
}

/* THE TRIANGLE
------------------------------------------------------------------------------------------------------------------------------- */

/* creates the wider right-angled triangle */
.triangle-obtuse:before {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-20px; /* value = - border-top-width - border-bottom-width */
	left:60px; /* controls horizontal position */
	width:0;
	height:0;
	border:0;
	border-right-width:30px; /* vary this value to change the angle of the vertex */
	border-bottom-width:20px; /* vary this value to change the height of the triangle. must be equal to the corresponding value in :after */
	border-style:solid;
	border-color:transparent #c81e2b;
}

/* creates the narrower right-angled triangle */
.triangle-obtuse:after {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-20px; /* value = - border-top-width - border-bottom-width */
	left:80px; /* value = (:before's left) + (:before's border-right/left-width)  - (:after's border-right/left-width) */
	width:0;
	height:0;
	border-width:0;
	border-right-width:10px; /* vary this value to change the angle of the vertex */
	border-bottom-width:20px; /* vary this value to change the height of the triangle. must be equal to the corresponding value in :before */
	border-style:solid;
	border-color:transparent #fff;
}

/* Variant : top
------------------------------------------ */

.triangle-obtuse.top:before {
	top:-20px; /* value = - border-top-width - border-bottom-width */
	right:60px; /* controls horizontal position */
	bottom:auto;
	left:auto;
	border:0;
	border-left-width:30px; /* vary this value to change the width of the triangle */
	border-top-width:20px; /* vary this value to change the height of the triangle. must be equal to the corresponding value in :after */
	border-style:solid;
	border-color:transparent #c81e2b;
}

.triangle-obtuse.top:after {
	top:-20px; /* value = - border-top-width - border-bottom-width */
	right:80px; /* value = (:before's right) + (:before's border-right/left-width)  - (:after's border-right/left-width) */
	bottom:auto;
	left:auto;
	border-width:0;
	border-left-width:10px; /* vary this value to change the width of the triangle */
	border-top-width:20px; /* vary this value to change the height of the triangle. must be equal to the corresponding value in :before */
	border-style:solid;
	border-color:transparent #fff;
}

/* Variant : left
------------------------------------------ */

.triangle-obtuse.left:before {
	top:15px; /* controls vertical position */
	left:-50px; /* value = - border-left-width - border-right-width */
	bottom:auto;
	border:0;
	border-bottom-width:30px; /* vary this value to change the height of the triangle */
	border-left-width:50px; /* vary this value to change the width of the triangle. must be equal to the corresponding value in :after */
	border-style:solid;
	border-color:#c81e2b transparent;
}

.triangle-obtuse.left:after {
	top:35px; /* value = (:before's top) + (:before's border-top/bottom-width)  - (:after's border-top/bottom-width) */
	left:-50px; /* value = - border-left-width - border-right-width */
	bottom:auto;
	border:0;
	border-bottom-width:10px; /* vary this value to change the height of the triangle */
	border-left-width:50px; /* vary this value to change the width of the triangle. must be equal to the corresponding value in :before */
	border-style:solid;
	border-color:#fff transparent;
}

/* Variant : right
------------------------------------------ */

.triangle-obtuse.right:before {
	top:15px; /* controls vertical position */
	right:-50px; /* value = - border-left-width - border-right-width */
	bottom:auto;
	border:0;
    left:auto;
	border-bottom-width:30px; /* vary this value to change the height of the triangle */
	border-right-width:50px; /* vary this value to change the width of the triangle. must be equal to the corresponding value in :after */
	border-style:solid;
	border-color:#c81e2b transparent;
}

.triangle-obtuse.right:after {
	top:35px; /* value = (:before's top) + (:before's border-top/bottom-width)  - (:after's border-top/bottom-width) */
	right:-50px; /* value = - border-left-width - border-right-width */
	bottom:auto;
	border:0;
    left:auto;
	border-bottom-width:10px; /* vary this value to change the height of the triangle */
	border-right-width:50px; /* vary this value to change the width of the triangle. must be equal to the corresponding value in :before */
	border-style:solid;
	border-color:#fff transparent;
}

/* ============================================================================================================================
== BUBBLE WITH A BORDER AND TRIANGLE
** ============================================================================================================================ */

/* THE SPEECH BUBBLE
------------------------------------------------------------------------------------------------------------------------------- */

.triangle-border {
	position:relative;
	padding:15px;
	margin:1em 0 3em;
	border:5px solid #5a8f00;
	color:#333;
	background:#fff;
	
	/* css3 */
	-moz-border-radius:10px;
	-webkit-border-radius:10px;
	border-radius:10px;
}

/* Variant : for left positioned triangle
------------------------------------------ */

.triangle-border.left {
	margin-left:30px;
}

/* Variant : for right positioned triangle
------------------------------------------ */

.triangle-border.right {
	margin-right:30px;
}

/* THE TRIANGLE
------------------------------------------------------------------------------------------------------------------------------- */

.triangle-border:before {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-40px; /* value = - border-top-width - border-bottom-width */
	left:40px; /* controls horizontal position */
	width:0;
	height:0;
	border:20px solid transparent;
	border-top-color:#5a8f00;
}

/* creates the smaller  triangle */
.triangle-border:after {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-26px; /* value = - border-top-width - border-bottom-width */
	left:47px; /* value = (:before left) + (:before border-left) - (:after border-left) */
	width:0;
	height:0;
	border:13px solid transparent;
	border-top-color:#fff;
}

/* Variant : top
------------------------------------------ */

/* creates the larger triangle */
.triangle-border.top:before {
	top:-40px; /* value = - border-top-width - border-bottom-width */
	right:40px; /* controls horizontal position */
	bottom:auto;
	left:auto;
	border:20px solid transparent;
	border-bottom-color:#5a8f00;
}

/* creates the smaller  triangle */
.triangle-border.top:after {
	top:-26px; /* value = - border-top-width - border-bottom-width */
	right:47px; /* value = (:before right) + (:before border-right) - (:after border-right) */
	bottom:auto;
	left:auto;
	border:13px solid transparent;
	border-bottom-color:#fff;
}

/* Variant : left
------------------------------------------ */

/* creates the larger triangle */
.triangle-border.left:before {
	top:10px; /* controls vertical position */
	left:-30px; /* value = - border-left-width - border-right-width */
	bottom:auto;
	border-width:15px 30px 15px 0;
	border-style:solid;
	border-color:transparent #5a8f00;
}

/* creates the smaller  triangle */
.triangle-border.left:after {
	top:16px; /* value = (:before top) + (:before border-top) - (:after border-top) */
	left:-21px; /* value = - border-left-width - border-right-width */
	bottom:auto;
	border-width:9px 21px 9px 0;
	border-style:solid;
	border-color:transparent #fff;
}

/* Variant : right
------------------------------------------ */

/* creates the larger triangle */
.triangle-border.right:before {
	top:10px; /* controls vertical position */
	right:-30px; /* value = - border-left-width - border-right-width */
	bottom:auto;
    left:auto;
	border-width:15px 0 15px 30px;
	border-style:solid;
	border-color:transparent #5a8f00;
}

/* creates the smaller  triangle */
.triangle-border.right:after {
	top:16px; /* value = (:before top) + (:before border-top) - (:after border-top) */
	right:-21px; /* value = - border-left-width - border-right-width */
	bottom:auto;
    left:auto;
	border-width:9px 0 9px 21px;
	border-style:solid;
	border-color:transparent #fff;
}

/* ============================================================================================================================
== SPEECH BUBBLE ICON
** ============================================================================================================================ */

.example-commentheading {
	position:relative;
	padding:0;
	color:#b513af;
}

/* creates the rectangle */
.example-commentheading:before {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	top:9px;
	left:-25px;
	width:15px;
	height:10px;
	background:#b513af;

/* css3 */
	-moz-border-radius:3px;
	-webkit-border-radius:3px;
	border-radius:3px;
}

/* creates the triangle */
.example-commentheading:after {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	top:15px;
	left:-19px;
	width:0;
	height:0;
	border:4px solid transparent;
	border-left-color:#b513af;
}

/* ============================================================================================================================
== BLOCKQUOTE WITH RIGHT-ANGLED TRIANGLE
** ============================================================================================================================ */

.example-right {
	position:relative;
	padding:15px 30px;
	margin:0;
	color:#fff;
	background:#5a8f00; /* default background for browsers without gradient support */
	
	/* css3 */
	-moz-border-radius:10px;
	-webkit-border-radius:10px;
	border-radius:10px;
	/* NOTE: webkit gradient implementation is not as per spec */
	background:-webkit-gradient(linear, left top, left bottom, from(#b8db29), to(#5a8f00));
	background:-moz-linear-gradient(top, #b8db29, #5a8f00);
	background:-o-linear-gradient(top, #b8db29, #5a8f00);
}

/* display of quote author (alternatively use a class on the element following the blockquote) */
.example-right + p {margin:15px 0 2em 85px; font-style:italic;}

/* creates the triangle */
.example-right:after {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-50px;
	left:50px;
	width:0;
	height:0;
	border-width:0 20px 50px 0px;
	border-style:solid;
	border-color:transparent #5a8f00;
}

/* ============================================================================================================================
== BLOCKQUOTE WITH OBTUSE TRIANGLE
** ============================================================================================================================ */

.example-obtuse {
	position:relative;
	padding:15px 30px;
	margin:0;
	color:#000;
	background:#f3961c; /* default background for browsers without gradient support */
	
	/* css3
	Using longhand to avoid inconsistencies between Safari 4 and Chrome 4
	*/
	-webkit-border-top-left-radius:25px 50px;
	-webkit-border-top-right-radius:25px 50px;
	-webkit-border-bottom-right-radius:25px 50px;
	-webkit-border-bottom-left-radius:25px 50px;
	-moz-border-radius:25px / 50px;
	border-radius:25px / 50px;
	/* NOTE: webkit gradient implementation is not as per spec */
	background:-webkit-gradient(linear, left top, left bottom, from(#f9d835), to(#f3961c));
	background:-moz-linear-gradient(top, #f9d835, #f3961c);
	background:-o-linear-gradient(top, #f9d835, #f3961c);
}

/* display of quote author (alternatively use a class on the element following the blockquote) */
.example-obtuse + p {margin:10px 150px 2em 0; text-align:right; font-style:italic;}

/* creates the larger triangle */
.example-obtuse:before {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-30px;
	right:80px;
	width:0;
	height:0;
	border-width:0 0 30px 50px;
	border-style:solid;
	border-color:transparent #f3961c;
}

/* creates the smaller triangle */
.example-obtuse:after {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-30px;
	right:110px; 
	width:0;
	height:0;
	border-width:0 0 30px 20px;
	border-style:solid;
	border-color:transparent #fff;
}

/* ============================================================================================================================
== TWITTER
** ============================================================================================================================ */

.example-twitter {
	position:relative;
	padding:15px;
	margin:100px 0 0.5em;
	color:#333;
	background:#eee;
	
	/* css3 */
	-moz-border-radius:10px;
	-webkit-border-radius:10px;
	border-radius:10px;
}

.example-twitter p {font-size:28px; line-height:1.25em;}

/* this isn't necessary, just saves me having to edit the HTML of the demo */
.example-twitter:before {
	content:url(twitter-logo.gif);
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	top:-60px;
	left:0;
	width:155px;
	height:36px;
}

/* creates the triangle */
.example-twitter:after {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	top:-30px;
	left:50px;
	width:0;
	height:0;
	border:15px solid transparent;
	border-bottom-color:#eee;
}

/* display of quote author (alternatively use a class on the element following the blockquote) */
.example-twitter + p {padding-left:15px; font:14px Arial, sans-serif;}

/* ============================================================================================================================
== NUMBER
** ============================================================================================================================ */

.example-number {
	position:relative;
	width:200px;
	height:200px;
	margin:50px 0 200px;
	text-align:center;
	font:140px/200px Arial, sans-serif;
	color:#fff;
	background:#C91F2C;
}

/* creates the larger triangle */
.example-number:before {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-140px;
	right:0;
	width:0;
	height:0;
	border-width:0 0 140px 140px;
	border-style:solid;
	border-color:transparent #C91F2C;
}

/* creates the larger triangle */
.example-number:after {
	content:"";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-140px;
	right:85px; 
	width:0;
	height:0;
	border-width:0 0 140px 55px;
	border-style:solid;
	border-color:transparent #fff;
}

/* ============================================================================================================================
== PINCHED SPEECH BUBBLE (more CSS3)
** ============================================================================================================================ */

.pinched {
	position:relative;
	padding:15px;
	margin:50px 0 3em;
	text-align:center;
	color:#fff;
	background:#333;

/* css3 */
	-moz-border-radius:10px;
	-webkit-border-radius:10px;
	border-radius:10px;
}

/* creates a rectangle of the colour wanted for the pointy bit */
.pinched:before {
	content:"";
	position:absolute;
	top:-20px;
	left:50%;
	width:100px;
	height:20px;
	margin:0 0 0 -50px;
	background:#333;
}

/* creates a rounded rectangle to cover part of the rectangle generated above */
.pinched:after {
	content:"";
	position:absolute;
	top:-20px;
	left:0;
	width:50%;
	height:20px;
	background:#fff;

/* css3 */
	-moz-border-radius-bottomright:15px;
	-webkit-border-bottom-right-radius:15px;
	border-bottom-right-radius:15px;
}

/* creates the other rounded rectangle */
.pinched>:first-child:before {
	content:""; 
	position:absolute; 
	top:-20px; 
	right:0; 
	width:50%; 
	height:20px; 
	background:#fff;

/* css3 */
	-moz-border-radius-bottomleft:15px;
	-webkit-border-bottom-left-radius:15px;
	border-bottom-left-radius:15px;
}

/* ============================================================================================================================
== OVAL SPEECH BUBBLE (more CSS3)
** ============================================================================================================================ */

.oval-speech {
	position:relative;
	width:270px;
	padding:50px 40px;
	margin:1em auto 50px;
	text-align:center;
	color:#fff; 
	background:#5a8f00;

/* css3 */
	/*
	NOTES:
	-webkit-border-radius:220px 120px; // produces oval in safari 4 and chrome 4
	-webkit-border-radius:220px / 120px; // produces oval in chrome 4 (again!) but not supported in safari 4
	Not correct application of the current spec, therefore, using longhand to avoid future problems with webkit corrects this
	*/
	-webkit-border-top-left-radius:220px 120px;
	-webkit-border-top-right-radius:220px 120px;
	-webkit-border-bottom-right-radius:220px 120px;
	-webkit-border-bottom-left-radius:220px 120px;
	-moz-border-radius:220px / 120px;
	border-radius:220px / 120px;
	/* NOTE: webkit gradient implementation is not as per spec */
	background:-webkit-gradient(linear, left top, left bottom, from(#b8db29), to(#5a8f00));
	background:-moz-linear-gradient(top, #b8db29, #5a8f00);
	background:-o-linear-gradient(top, #b8db29, #5a8f00);
}

.oval-speech p {font-size:1.25em;}

/* creates part of the curve */
.oval-speech:before {
	content:"";
	position:absolute;
	z-index:-1;
	bottom:-30px;
	right:50%;
	width:0;
	height:30px;
	border-right:60px solid #5a8f00;
	background:#5a8f00; /* need this for webkit - bug in handling of border-radius */

/* css3 */
	-moz-border-radius-bottomright:80px 50px;
	-webkit-border-bottom-right-radius:80px 50px;
	border-bottom-right-radius:80px 50px;
	/* using translate to avoid undesired appearance in CSS2.1-capabable but CSS3-incapable browsers */
	-moz-transform:translate(0, -2px);
	-webkit-transform:translate(0, -2px);
	-o-transform:translate(0, -2px);
	transform:translate(0, -2px);
}

/* creates part of the curved pointy bit */
.oval-speech:after {
	content:"";
	position:absolute;
	z-index:-1;
	bottom:-30px;
	right:50%;
	width:60px;
	height:30px;
	background:#fff;

/* css3 */
	-moz-border-radius-bottomright:40px 50px; 
	-webkit-border-bottom-right-radius:40px 50px; 
	border-bottom-right-radius:40px 50px; 
	/* using translate to avoid undesired appearance in CSS2.1-capabable but CSS3-incapable browsers */
	-moz-transform:translate(-30px, -2px);
	-webkit-transform:translate(-30px, -2px);
	-o-transform:translate(-30px, -2px);
	transform:translate(-30px, -2px);
}

/* ============================================================================================================================
== OVAL THOUGHT BUBBLE (more CSS3)
** ============================================================================================================================ */

.oval-thought {
	position:relative;
	width:270px;
	padding:50px 40px;
	margin:1em auto 80px;
	text-align:center;
	color:#fff; 
	background:#075698;

/* css3 */
	/*
	NOTES:
	-webkit-border-radius:220px 120px; // produces oval in safari 4 and chrome 4
	-webkit-border-radius:220px / 120px; // produces oval in chrome 4 (again!) but not supported in safari 4
	Not correct application of the current spec, therefore, using longhand to avoid future problems with webkit corrects this
	*/
	-webkit-border-top-left-radius:220px 120px;
	-webkit-border-top-right-radius:220px 120px;
	-webkit-border-bottom-right-radius:220px 120px;
	-webkit-border-bottom-left-radius:220px 120px;
	-moz-border-radius:220px / 120px;
	border-radius:220px / 120px;
	/* NOTE: webkit gradient implementation is not as per spec */
	background:-webkit-gradient(linear, left top, left bottom, from(#2e88c4), to(#075698));
	background:-moz-linear-gradient(top, #2e88c4, #075698);
	background:-o-linear-gradient(top, #2e88c4, #075698);
}

.oval-thought p {font-size:1.25em;}

/* creates the larger circle */
.oval-thought:before {
	content:"";
	position:absolute;
	bottom:-20px;
	left:50px;
	width:30px;
	height:30px;
	background:#075698;

/* css3 */
	-moz-border-radius:30px;
	-webkit-border-radius:30px;
	border-radius:30px;
}

/* creates the smaller circle */
.oval-thought:after {
	content:"";
	position:absolute;
	bottom:-30px;
	left:30px;
	width:15px;
	height:15px;
	background:#075698;
	
	/* css3 */
	-moz-border-radius:15px;
	-webkit-border-radius:15px;
	border-radius:15px;
}

/* ============================================================================================================================
== OVAL SPEECH BUBBLE WITH QUOTATION MARKS (more CSS3)
** ============================================================================================================================ */

.oval-quotes {
	position:relative;
	width:400px;
	height:350px;
	margin:2em auto 10px;
	color:#000;
	background:#ffed26;
	
	/* css3 */
	/*
	NOTES:
	-webkit-border-radius:Apx Bpx; // produces oval in safari 4 and chrome 4
	-webkit-border-radius:Apx / Bpx; // produces oval in chrome 4 (again!) but not supported in safari 4
	Not correct application of the current spec, therefore, using longhand to avoid future problems with webkit corrects this
	*/
	-webkit-border-top-left-radius:400px 350px;
	-webkit-border-top-right-radius:400px 350px;
	-webkit-border-bottom-right-radius:400px 350px;
	-webkit-border-bottom-left-radius:400px 350px;
	-moz-border-radius:400px / 350px;
	border-radius:400px / 350px;
}

/* creates opening quotation mark */
.oval-quotes:before {
	content:"\201C"; 
	position:absolute; 
	z-index:1; 
	top:20px; 
	left:20px; 
	font:80px/1 Georgia;
	color:#ffed26;
}

/* creates closing quotation mark */
.oval-quotes:after {
	content:"\201D"; 
	position:absolute; 
	z-index:1; 
	bottom:0; 
	right:20px; 
	font:80px/0.25 Georgia;
	color:#ffed26;
}

.oval-quotes p {
	width:250px;
	height:250px;
	padding:50px 0 0;
	margin:0 auto;
	text-align:center;
	font-size:35px;
}

/* creates larger curve */
.oval-quotes p:before {
	content:"";
	position:absolute;
	z-index:-1;
	bottom:-30px;
	right:25%;
	width:0;
	height:80px;
	border-right:200px solid #ffed26;
	background:#ffed26; /* need this for webkit - bug in handling of border-radius */

/* css3 */
	-moz-border-radius-bottomright:200px 100px;
	-webkit-border-bottom-right-radius:200px 100px;
	border-bottom-right-radius:200px 100px;
	/* using translate to avoid undesired appearance in CSS2.1-capabable but CSS3-incapable browsers */
	-moz-transform:translate(0, -2px);
	-webkit-transform:translate(0, -2px);
	-o-transform:translate(0, -2px);
	transform:translate(0, -2px);
}

/* creates smaller curve */
.oval-quotes p:after {
	content:"";
	position:absolute;
	z-index:-1;
	bottom:-30px;
	right:55%;
	width:180px; /* wider than necessary to make it look a bit better in IE8 */
	height:60px;
	background:#fff; /* need this for webkit - bug in handling of border-radius */

.oval-quotes + p {
	position:relative; /* part of the IE8 width compromise */
	width:150px;
	margin:0 0 2em;
	font-size:18px;
	font-weight:bold;
}

/* ============================================================================================================================
== RECTANGLE-BORDER STYLE WITH CURVE
** ============================================================================================================================ */

.rectangle-speech-border {
	position:relative; 
	padding:50px 15px; 
	margin:1em 0 3em;
	border:10px solid #5a8f00; 
	text-align:center; 
	color:#333;
	background:#fff;

/* css3 */
	-moz-border-radius:20px;
	-webkit-border-radius:20px;
	border-radius:20px;
}

/* creates larger curve */
.rectangle-speech-border:before {
	content:""; 
	position:absolute; 
	z-index:10; 
	bottom:-40px; 
	left:50px; 
	width:50px; 
	height:30px;
	border-style:solid; 
	border-width:0 10px 10px 0; 
	border-color:#5a8f00; 
	background:transparent;

/* css3 */
	-moz-border-radius-bottomright:80px 50px;
	-webkit-border-bottom-right-radius:80px 50px;
	border-bottom-right-radius:80px 50px;
}

/* creates smaller curve */
.rectangle-speech-border:after {
	content:""; 
	position:absolute; 
	z-index:10; 
	bottom:-40px; 
	left:50px; 
	width:20px; 
	height:30px; 
	border-style:solid; 
	border-width:0 10px 10px 0; 
	border-color:#5a8f00; 
	background:transparent;

/* css3 */
	-moz-border-radius-bottomright:40px 50px; 
	-webkit-border-bottom-right-radius:40px 50px; 
	border-bottom-right-radius:40px 50px; 
}

/* creates a small circle to produce a rounded point where the two curves meet */
.rectangle-speech-border>:first-child:before {
	content:""; 
	position:absolute; 
	bottom:-40px; 
	left:45px; 
	width:10px; 
	height:10px;
	background:#5a8f00;

/* css3 */
	-moz-border-radius:10px;
	-webkit-border-radius:10px;
	border-radius:10px;
}

/* creates a white rectangle to cover part of the oval border*/
.rectangle-speech-border>:first-child:after {
	content:""; 
	position:absolute; 
	bottom:-10px; 
	left:76px; 
	width:24px; 
	height:15px; 
	background:#fff;
}

/* ============================================================================================================================
== OVER SPEECH BUBBLE, EMPTY, WITH BORDER (more CSS3)
** ============================================================================================================================ */

.oval-speech-border {
	position:relative; 
	padding:70px 30px;
	margin:1em auto 60px;
	border:10px solid #f3961c; 
	text-align:center;
	color:#333; 
	background:#fff;
	
	/* css3 */
	/*
	NOTES:
	-webkit-border-radius:240px 140px; // produces oval in safari 4 and chrome 4
	-webkit-border-radius:240px / 140px; // produces oval in chrome 4 (again!) but not supported in safari 4
	Not correct application of the current spec, therefore, using longhand to avoid future problems with webkit corrects this
	*/
	-webkit-border-top-left-radius:240px 140px;
	-webkit-border-top-right-radius:240px 140px;
	-webkit-border-bottom-right-radius:240px 140px;
	-webkit-border-bottom-left-radius:240px 140px;
	-moz-border-radius:240px / 140px;
	border-radius:240px / 140px;
}

/* creates larger curve */
.oval-speech-border:before {
	content:""; 
	position:absolute; 
	z-index:2; 
	bottom:-40px; 
	right:50%; 
	width:50px; 
	height:30px;
	border-style:solid;
	border-width:0 10px 10px 0;
	border-color:#f3961c;
	margin-right:-10px;
	background:transparent;

/* css3 */
	-moz-border-radius-bottomright:80px 50px;
	-webkit-border-bottom-right-radius:80px 50px;
	border-bottom-right-radius:80px 50px;
}

/* creates smaller curve */
.oval-speech-border:after {
	content:""; 
	position:absolute; 
	z-index:2; 
	bottom:-40px; 
	right:50%; 
	width:20px; 
	height:31px; 
	border-style:solid;
	border-width:0 10px 10px 0;
	border-color:#f3961c;
	margin-right:20px;
	background:transparent;

/* css3 */
	-moz-border-radius-bottomright:40px 50px; 
	-webkit-border-bottom-right-radius:40px 50px; 
	border-bottom-right-radius:40px 50px; 
}

/* creates a small circle to produce a rounded point where the two curves meet */
.oval-speech-border>:first-child:before {
	content:""; 
	position:absolute; 
	z-index:1; 
	bottom:-40px; 
	right:50%; 
	width:10px; 
	height:10px;
	margin-right:45px;
	background:#f3961c;
	
	/* css3 */
	-moz-border-radius:10px;
	-webkit-border-radius:10px;
	border-radius:10px;
}

/* creates a white rectangle to cover part of the oval border*/
.oval-speech-border>:first-child:after {
	content:""; 
	position:absolute; 
	z-index:1; 
	bottom:-10px; 
	right:50%; 
	width:30px; 
	height:15px; 
	background:#fff;
}

/* ============================================================================================================================
== OVER THOUGHT BUBBLE, EMPTY, WITH BORDER (more CSS3)
** ============================================================================================================================ */

.oval-thought-border {
	position:relative; 
	padding:70px 30px;
	margin:1em auto 80px;
	border:10px solid #c81e2b; 
	text-align:center;
	color:#333; 
	background:#fff;
	
	/* css3 */
	/*
	NOTES:
	-webkit-border-radius:240px 140px; // produces oval in safari 4 and chrome 4
	-webkit-border-radius:240px / 140px; // produces oval in chrome 4 (again!) but not supported in safari 4
	Not correct application of the current spec, therefore, using longhand to avoid future problems with webkit corrects this
	*/
	-webkit-border-top-left-radius:240px 140px;
	-webkit-border-top-right-radius:240px 140px;
	-webkit-border-bottom-right-radius:240px 140px;
	-webkit-border-bottom-left-radius:240px 140px;
	-moz-border-radius:240px / 140px;
	border-radius:240px / 140px;
}

/* creates the larger circle */
.oval-thought-border:before {
	content:""; 
	position:absolute; 
	z-index:10; 
	bottom:-40px; 
	right:100px; 
	width:50px; 
	height:50px;
	border:10px solid #c81e2b;
	background:#fff;

/* css3 */
	-moz-border-radius:50px;
	-webkit-border-radius:50px;
	border-radius:50px;
}

/* creates the smaller circle */
.oval-thought-border:after {
	content:""; 
	position:absolute; 
	z-index:10; 
	bottom:-60px; 
	right:50px; 
	width:25px; 
	height:25px; 
	border:10px solid #c81e2b;
	background:#fff;

/* css3 */
	-moz-border-radius:25px;
	-webkit-border-radius:25px;
	border-radius:25px;
}
</style>
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<meta http-equiv="Content-Type" content="text/html; charset=gb2312"></head>

<body>
	<div id="container">
		<header>
		<div class="content">
			<h2>The basic bubble variants</h2>
			<p class="triangle-isosceles">This only needs one HTML element.</p>
			<p class="triangle-isosceles top">For example, <code><p>[text]</p></code>.</p>
			<p class="triangle-isosceles left">But it could be any element you want.</p>
			<p class="triangle-isosceles right">The entire appearance is created only with CSS.</p>
			<p class="triangle-right">This only needs one HTML element.</p>
			<p class="triangle-right top">For example, <code><p>[text]</p></code>.</p>
			<p class="triangle-right left">But it could be any element you want.</p>
			<p class="triangle-right right">The entire appearance is created only with CSS.</p>
			<p class="triangle-obtuse">This only needs one HTML element.</p>
			<p class="triangle-obtuse top">For example, <code><p>[text]</p></code>.</p>
			<p class="triangle-obtuse left">But it could be any element you want.</p>
			<p class="triangle-obtuse right">The entire appearance is created only with CSS.</p>
			<p class="triangle-border">This only needs one HTML element.</p>
			<p class="triangle-border top">For example, <code><p>[text]</p></code>.</p>
			<p class="triangle-border left">But it could be any element you want.</p>
			<p class="triangle-border right">The entire appearance is created only with CSS.</p>
			
			
			<h2>Simple examples</h2>
			
			<h3 class="example-commentheading">125 comments</h3>
			
			<blockquote class="example-right">
				<p>Design is directed toward human beings. To design is to solve human problems by identifying them and executing the best solution.</p>
			</blockquote>
			<p>Ivan Chermayeff</p>
			
			<blockquote class="example-obtuse">
				<p>It’s not what you look at that matters, it’s what you see.</p>
			</blockquote>
			<p>Henry David Thoreau</p>
			
			<blockquote class="example-twitter" cite="http://twitter.com/necolas/status/9880187933">
				<p>Takes me longer to write up blog posts on experiments or projects than to create them in the first place.</p>
			</blockquote>

<h2>More complex CSS3 examples</h2>
			<p>Some more experimental speech bubbles that try to limit the damage in browsers lacking the necessary CSS3 support.</p>

<div class="pinched">
				<p><strong>It doesn’t matter what the first child element of this div is</strong>...but it does need a child element.</p>
			</div>

<blockquote class="oval-speech">
				<p>This is a blockquote that is styled to look like a speech bubble</p>
			</blockquote>
			
			<blockquote class="oval-thought">
				<p>This is a blockquote that is styled to look like a thought bubble</p>
			</blockquote>
			
			<blockquote class="oval-quotes">
				<p>No, Donny, these men are nihilists, there’s nothing to be afraid of.</p>
			</blockquote>
			<p>Walter Sobchak</p>
			
			<blockquote class="rectangle-speech-border">
				<p>This is a blockquote that is styled to look like a speech bubble</p>
			</blockquote>

<blockquote class="oval-speech-border">
				<p>This is a blockquote that is styled to look like a speech bubble</p>
			</blockquote>
			
			<blockquote class="oval-thought-border">
				<p>This is a blockquote that is styled to look like a thought bubble</p>
			</blockquote>
		</div>

</div>
</body>
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