http://blog.csdn.net/laokdidiao/article/details/51189476
代码：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>CSS3实现基本图形</title>
<style>
#Circle{
width:100px;
height:100px;
float: left;
background: #6fee1d;
-moz-border-radius: 50px;
-webkit-border-radius: 50px;
border-radius: 50px;
}
#Oval {
width: 200px;
height: 100px;
float: left;
background: #e9880c;
-webkit-border-radius: 100px / 50px;
-moz-border-radius: 100px / 50px;
border-radius: 100px / 50px;
}
#Triangle {
width: 0;
height: 0;
float: left;
border-bottom: 100px solid #fcf706;
border-left: 50px solid transparent;
border-right: 50px solid transparent;
}
#InvertedTriangle {
width: 0;
height: 0;
float: left;
border-top: 100px solid #30a3bf;
border-left: 50px solid transparent;
border-right: 50px solid transparent;
}
#LeftTriangle {
width: 0;
height: 0;
float: left;
border-top: 50px solid transparent;
border-right: 100px solid #466f20;
border-bottom: 50px solid transparent;
}
#RightTriangle {
width: 0;
height: 0;
float: left;
border-top: 50px solid transparent;
border-left: 100px solid #800820;
border-bottom: 50px solid transparent;
}
#Diamond {
width: 100px;
height: 100px;
float: left;
background: #8e00ff;
/* Rotate */
-webkit-transform: rotate(-45deg);
-moz-transform: rotate(-45deg);
-ms-transform: rotate(-45deg);
-o-transform: rotate(-45deg);
transform: rotate(-45deg);
/* Rotate Origin */
-webkit-transform-origin: 0 100%;
-moz-transform-origin: 0 100%;
-ms-transform-origin: 0 100%;
-o-transform-origin: 0 100%;
transform-origin: 0 100%;
margin: 40px 0 10px 240px;
}
#Trapezium {
height: 0;
width: 100px;
float: left;
border-bottom: 100px solid #dc2500;
border-left: 50px solid transparent;
border-right: 50px solid transparent;
}
#Rectangle {
height: 50px;
width: 100px;
float: left;
background: #afe05d;
}
#Square {
height: 100px;
width: 100px;
float: left;
background: #b02089;
}
#Ring {
width: 100px;
height: 100px;
float: left;
background-color: white;
border-radius: 80px;
border:5px #ffd700 solid;
}
#Parallelogram {
width: 120px;
height: 80px;
float: left;
margin-left: 10px;
-webkit-transform: skew(30deg);
-moz-transform: skew(230deg);
-o-transform: skew(30deg);
transform: skew(30deg);
background-color: #2eda01;
}
#FiveStar {
width: 0;
height: 0;
float: left;
margin: 20px 20px;
color: #ff0012;
position: relative;
display: block;
border-right: 80px solid transparent;
border-bottom: 60px solid #ff0012;
border-left: 80px solid transparent;
-moz-transform: rotate(35deg);
-webkit-transform: rotate(35deg);
-ms-transform: rotate(35deg);
-o-transform: rotate(35deg);
}
#FiveStar:before {
height: 0;
width: 0;
content: ‘‘;
position: absolute;
display: block;
top: -35px;
left: -50px;
border-bottom: 60px solid #ff0012;
border-left: 20px solid transparent;
border-right: 20px solid transparent;
-webkit-transform: rotate(-35deg);
-moz-transform: rotate(-35deg);
-ms-transform: rotate(-35deg);
-o-transform: rotate(-35deg);
}
#FiveStar:after {
width: 0;
height: 0;
content: ‘‘;
position: absolute;
display: block;
top: 3px;
left: -85px;
color: #ff0012;
border-right: 80px solid transparent;
border-bottom: 60px solid #ff0012;
border-left: 80px solid transparent;
-webkit-transform: rotate(-70deg);
-moz-transform: rotate(-70deg);
-ms-transform: rotate(-70deg);
-o-transform: rotate(-70deg);
}
#SixStar{
width: 0;
height: 0;
float: left;
border-left: 50px solid transparent;
border-right: 50px solid transparent;
border-bottom: 100px solid #cfd810;
position: relative;
}
#SixStar:after{
width: 0;
height: 0;
content: "";
border-top: 100px solid #cfd810;
border-left: 50px solid transparent;
border-right: 50px solid transparent;
position: absolute;
top: 30px;
left: -50px;
}
#Pentagon{
width: 60px;
float: left;
position: relative;
border-width: 52px 20px 0;
border-style: solid;
border-color: #711ee2 transparent;
}
#Pentagon:before{
content: "";
position: absolute;
width: 0;
height: 0;
top: -92px;
left: -20px;
border-width: 0 50px 40px;
border-style: solid;
border-color: transparent transparent #711ee2;
}
#Hexagon {
width: 100px;
height: 55px;
float: left;
background: #000001;
position: relative;
margin: 10px auto;
}
#Hexagon:before {
content: "";
width: 0;
height: 0;
position: absolute;
top: -25px;
left: 0;
border-left: 50px solid transparent;
border-right: 50px solid transparent;
border-bottom: 25px solid #000001;
}
#Hexagon:after {
content: "";
width: 0;
height: 0;
position: absolute;
bottom: -25px;
left: 0;
border-left: 50px solid transparent;
border-right: 50px solid transparent;
border-top: 25px solid #000001;
}
#Octagon{
width: 100px;
height: 100px;
float: left;
margin: 10px 10px;
background-color: #66e006;
position: relative;
}
#Octagon:before{
width: 42px;
height: 0;
top: 0;
left: 0;
position: absolute;
content: "";
border-left: 29px solid #ffffff;
border-right: 29px solid #ffffff;
border-bottom: 29px solid #66e006;
}
#Octagon:after{
width: 42px;
height: 0;
left: 0;
bottom: 0;
position: absolute;
content: "";
border-left: 29px solid #ffffff;
border-right: 29px solid #ffffff;
border-top: 29px solid #66e006;
}
#Heart {
float: left;
position: relative;
}
#Heart:before, #Heart:after {
content: "";
width: 70px;
height: 115px;
position: absolute;
background: red;
left: 70px;
top: 0;
-webkit-border-radius: 50px 50px 0 0;
-moz-border-radius: 50px 50px 0 0;
border-radius: 50px 50px 0 0;
-webkit-transform: rotate(-45deg);
-moz-transform: rotate(-45deg);
-ms-transform: rotate(-45deg);
-o-transform: rotate(-45deg);
transform: rotate(-45deg);
-webkit-transform-origin: 0 100%;
-moz-transform-origin: 0 100%;
-ms-transform-origin: 0 100%;
-o-transform-origin: 0 100%;
transform-origin: 0 100%;
}
#Heart:after {
left: 0;
-webkit-transform: rotate(45deg);
-moz-transform: rotate(45deg);
-ms-transform: rotate(45deg);
-o-transform: rotate(45deg);
transform: rotate(45deg);
-webkit-transform-origin: 100% 100%;
-moz-transform-origin: 100% 100%;
-ms-transform-origin: 100% 100%;
-o-transform-origin: 100% 100%;
transform-origin: 100% 100%;
}
#Egg {
width: 100px;
height: 160px;
float: left;
background: #ffb028;
display: block;
-webkit-border-radius: 60px 60px 60px 60px / 100px 100px 68px 68px;
border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
}
#Infinity {
width: 220px;
height: 100px;
float: left;
position: relative;
}
#Infinity:before, #Infinity:after {
content: "";
width: 60px;
height: 60px;
position: absolute;
top: 0;
left: 0;
border: 20px solid #008bb0;
-moz-border-radius: 50px 50px 0;
border-radius: 50px 50px 0 50px;
-webkit-transform: rotate(-45deg);
-moz-transform: rotate(-45deg);
-ms-transform: rotate(-45deg);
-o-transform: rotate(-45deg);
transform: rotate(-45deg);
}
#Infinity:after {
left: auto;
right: 0;
-moz-border-radius: 50px 50px 50px 0;
border-radius: 50px 50px 50px 0;
-webkit-transform: rotate(45deg);
-moz-transform: rotate(45deg);
-ms-transform: rotate(45deg);
-o-transform: rotate(45deg);
transform: rotate(45deg);
}
#CommentBubble {
width: 140px;
height: 100px;
margin: 30px 20px;
float: left;
background: #8867b9;
position: relative;
-moz-border-radius: 12px;
-webkit-border-radius: 12px;
border-radius: 12px;
}
#CommentBubble:before {
content: "";
width: 0;
height: 0;
right: 100%;
top: 38px;
position: absolute;
border-top: 13px solid transparent;
border-right: 26px solid #8867b9;
border-bottom: 13px solid transparent;
}
#Diamonds{
width: 50px;
height: 0;
float: left;
border-style: solid;
border-color: transparent transparent #9aff02 transparent;
border-width: 0 25px 25px 25px;
position: relative;
margin: 20px 0 50px 0;
}
#Diamonds:after{
width: 0;
height: 0;
top: 25px;
left: -25px;
border-style: solid;
border-color: #9aff02 transparent transparent transparent;
border-width: 70px 50px 0 50px;
position: absolute;
content: "";
}
#EightDiagrams{
width: 96px;
height: 48px;
margin: 20px 20px;
float: left;
background-color: #ffffff;
border-color: #000000;
border-style: solid;
border-width: 2px 2px 50px 2px;
border-radius: 100%;
position: relative;
}
#EightDiagrams:before {
width: 12px;
height: 12px;
top: 50%;
left: 0;
content: "";
position: absolute;
background-color: #ffffff;
border: 18px solid #000000;
border-radius: 100%;
}
#EightDiagrams:after {
width: 12px;
height: 12px;
top: 50%;
left: 50%;
background-color: #000000;
border: 18px solid #ffffff;
border-radius:100%;
content: "";
position: absolute;
}
#PacMan {
width: 0;
height: 0;
float: left;
border-right: 60px solid transparent;
border-left: 60px solid #300fed;
border-top: 60px solid #300fed;
border-bottom: 60px solid #300fed;
border-top-left-radius: 60px;
border-top-right-radius: 60px;
border-bottom-left-radius: 60px;
border-bottom-right-radius: 60px;
}
#Sector {
width:0;
height:0;
float: left;
background-color: #ffffff;
border-left: 70px solid transparent;
border-right: 70px solid transparent;
border-top: 100px solid #ab9ed1;
border-radius:50%;
}
#CrescentMoon{
width:80px;
height:80px;
float: left;
background-color: #ffffff;
border-radius:50%;
box-shadow: 15px 15px 0 0 #9600d2;
}
#TopLeftTriangle {
width: 0px;
height: 0px;
margin: 10px 10px;
float: left;
border-top: 100px solid #7efde1;
border-right: 100px solid transparent;
}
#TopRightTriangle {
width: 0px;
height: 0px;
margin: 10px 10px;
float: left;
border-top: 100px solid #400526;
border-left: 100px solid transparent;
}
#BottomLeftTriangle {
width: 0px;
height: 0px;
margin: 10px 10px;
float: left;
border-bottom: 100px solid #600ffe;
border-right: 100px solid transparent;
}
#BottomRightTriangle {
width: 0px;
height: 0px;
margin: 10px 10px;
float: left;
border-bottom: 100px solid #ff7578;
border-left: 100px solid transparent;
}
#Burst8 {
width: 80px;
height: 80px;
margin: 10px 10px;
float: left;
background-color: #cf7668;
position: relative;
transform:rotate(20deg);
-webkit-transform:rotate(20deg);
-ms-transform:rotate(20deg);
-moz-transform:rotate(20deg);
-o-transform:rotate(20deg);
}
#Burst8:before{
width: 80px;
height: 80px;
top: 0;
left: 0;
background-color: #cf7668;
position: absolute;
content: "";
transform:rotate(135deg);
-webkit-transform:rotate(135deg);
-ms-transform:rotate(135deg);
-moz-transform:rotate(135deg);
-o-transform:rotate(135deg);
}
#Burst12 {
width: 80px;
height: 80px;
margin: 20px 20px;
float: left;
background-color: #a8ff26;
position: relative;
text-align: center;
}
#Burst12:before, #Burst12:after{
width: 80px;
height: 80px;
top: 0;
left: 0;
background-color: #a8ff26;
position: absolute;
content: "";
}
#Burst12:before{
transform:rotate(30deg);
-webkit-transform:rotate(30deg);
-ms-transform:rotate(30deg);
-moz-transform:rotate(30deg);
-o-transform:rotate(30deg);
}
#Burst12:after{
transform:rotate(60deg);
-webkit-transform:rotate(60deg);
-ms-transform:rotate(60deg);
-moz-transform:rotate(60deg);
-o-transform:rotate(60deg);
}
</style>
</head>
<body>
<!-- 圆形：设置宽度和高度相等，border-radius属性为宽度或高度的一半 -->
<div id="Circle"></div>
<!-- 椭圆形：圆形的变体，高度设置为宽度的一半，border-radius属性为高度除以高度一半 -->
<div id="Oval"></div>
<!-- 三角形：宽度和高度设置为0，border设置左，右边透明，底边可见Solid -->
<div id="Triangle"></div>
<!-- 倒三角形：宽度和高度设置为0，border设置左，右边透明，顶边可见Solid -->
<div id="InvertedTriangle"></div>
<!-- 左三角形：宽度和高度设置为0，border设置上，下边透明，右边可见Solid -->
<div id="LeftTriangle"></div>
<!-- 右三角形：宽度和高度设置为0，border设置上，下边透明，左边可见Solid -->
<div id="RightTriangle"></div>
<!-- 菱形：使用transform和rotate相结合，使两个正反三角形上下显示 -->
<div id="Diamond"></div>
<!-- 梯形：三角形的变体，设置左右两条边相等，并且给它设置一个宽度 -->
<div id="Trapezium"></div>
<!-- 长方形：宽比高长 -->
<div id="Rectangle"></div>
<!-- 浮动Div换行 -->
<div style="clear:both">
<!-- 正方形：宽和高相等 -->
<div id="Square"></div>
<!-- 圆环：在圆形的基础上设置边界，边界颜色与圆形填充颜色不同 -->
<div id="Ring"></div>
<!-- 平行四边形：使用transform使长方形倾斜一个角度 -->
<div id="Parallelogram"></div>
<!-- 五角星：星形的实现方式比较复杂，主要是使用transform属性来旋转不同的边 -->
<div id="FiveStar"></div>
<!-- 六角星：使用transform属性来旋转不同的边 -->
<div id="SixStar"></div>
<!-- 五边形：可以采用三角形和梯形组合 -->
<div id="Pentagon"></div>
<!-- 六边形：在长方形上面和下面各放置一个三角形 -->
<div id="Hexagon"></div>
<!-- 八边形：在长方形上面和下面各放置一个梯形 -->
<div id="Octagon"></div>
<!-- 心形：心形的制作是非常复杂的，可以使用伪元素来制作，分别将伪元素旋转不同的角度，并修改transform-origin属性来设置元素的旋转中心点 -->
<div id="Heart"></div>
<!-- 浮动Div换行 -->
<div style="clear:both">
<!-- 蛋形：椭圆形的变体，高度比宽度稍大，设置正确的border-radius属性 -->
<div id="Egg"></div>
<!-- 无穷符号：通过border属性和设置伪元素的角度来实现 -->
<div id="Infinity"></div>
<!-- 消息提示框：一个圆角矩形加左边中间的一个小三角形 -->
<div id="CommentBubble"></div>
<!-- 钻石：上面一个梯形，下面一个三角形组成 -->
<div id="Diamonds"></div>
<!-- 八卦图：多个圆形的组合-->
<div id="EightDiagrams"></div>
<!-- 食豆人：设置border和border-top-left-radius，border-bottom-right-radius等属性-->
<div id="PacMan"></div>
<!-- 扇形：在三角形的基础上，让其中一边成弧形 -->
<div id="Sector"></div>
<!-- 月牙：由两条弧线组成的，每个弧线可以看成一个圆的一部分弧长，在圆的基础上让圆有一个阴影可以形成一个月牙 -->
<div id="CrescentMoon"></div>
<!-- 浮动Div换行 -->
<div style="clear:both">
<!-- 顶左直角三角形 -->
<div id="TopLeftTriangle"></div>
<!-- 顶右直角三角形 -->
<div id="TopRightTriangle"></div>
<!-- 底左直角三角形 -->
<div id="BottomLeftTriangle"></div>
<!-- 底右直角三角形 -->
<div id="BottomRightTriangle"></div>
<!-- 八角形 -->
<div id="Burst8"></div>
<!-- 十二角形 -->
<div id="Burst12"></div>
</body>
</html>
显示效果：
时间： 2024-03-30 23:02:47