【转】用CSS代码写出的各种形状图形的方法

一共收集整理了图形20个，比较实用，同时也为了熟悉CSS的代码。整合了一下，有错误欢迎指出。

1.正方形

#square {width: 100px;height: 100px;background: red;}

2.长方形

#rectangle {width: 200px;height: 100px;background: red;}

3.左上三角

#triangle-topleft {width: 0;height: 0;border-top: 100px solid red; border-right: 100px solid transparent;}

4.右上三角

#triangle-topright {width: 0;height: 0;border-top: 100px solid red; border-left: 100px solid transparent;}

5.左下三角

#triangle-bottomleft {width: 0;height: 0;border-bottom: 100px solid red; border-right: 100px solid transparent;}

6.右下三角

#triangle-bottomright {width: 0;height: 0;border-bottom: 100px solid red; border-left: 100px solid transparent;}

7.平行四边形

#parallelogram {width: 150px;height: 100px;-webkit-transform: skew(20deg);  -moz-transform: skew(20deg);    -o-transform: skew(20deg);background: red;}

8.梯形

#trapezoid {border-bottom: 100px solid red;border-left: 50px solid transparent;border-right: 50px solid transparent;height: 0;width: 100px;}

9.六角星

#star-six {width: 0;height: 0;border-left: 50px solid transparent;border-right: 50px solid transparent;border-bottom: 100px solid red;position: relative;}#star-six:after {width: 0;height: 0;border-left: 50px solid transparent;border-right: 50px solid transparent;border-top: 100px solid red;position: absolute;content: "";top: 30px;left: -50px;}

10.五角星

#star-five {   margin: 50px 0;   position: relative;   display: block;   color: red;   width: 0px;   height: 0px;   border-right:  100px solid transparent;   border-bottom: 70px  solid red;   border-left:   100px solid transparent;   -moz-transform:    rotate(35deg);   -webkit-transform: rotate(35deg);   -ms-transform:     rotate(35deg);   -o-transform:      rotate(35deg);}#star-five:before {   border-bottom: 80px solid red;   border-left: 30px solid transparent;   border-right: 30px solid transparent;   position: absolute;   height: 0;   width: 0;   top: -45px;   left: -65px;   display: block;   content: '';   -webkit-transform: rotate(-35deg);   -moz-transform:    rotate(-35deg);   -ms-transform:     rotate(-35deg);   -o-transform:      rotate(-35deg);   }#star-five:after {   position: absolute;   display: block;   color: red;   top: 3px;   left: -105px;   width: 0px;   height: 0px;   border-right: 100px solid transparent;   border-bottom: 70px solid red;   border-left: 100px solid transparent;   -webkit-transform: rotate(-70deg);   -moz-transform:    rotate(-70deg);   -ms-transform:     rotate(-70deg);   -o-transform:      rotate(-70deg);   content: '';}

11.五边形

#pentagon {    position: relative;    width: 54px;    border-width: 50px 18px 0;    border-style: solid;    border-color: red transparent;}#pentagon:before {    content: "";    position: absolute;    height: 0;    width: 0;    top: -85px;    left: -18px;    border-width: 0 45px 35px;    border-style: solid;    border-color: transparent transparent red;}

12.六边形

#hexagon {width: 100px;height: 55px;background: red;position: relative;}#hexagon:before {content: "";position: absolute;top: -25px; left: 0;width: 0;height: 0;border-left: 50px solid transparent;border-right: 50px solid transparent;border-bottom: 25px solid red;}#hexagon:after {content: "";position: absolute;bottom: -25px; left: 0;width: 0;height: 0;border-left: 50px solid transparent;border-right: 50px solid transparent;border-top: 25px solid red;}

13.桃心

#heart {    position: relative;    width: 100px;    height: 90px;}#heart:before,#heart:after {    position: absolute;    content: "";    left: 50px;    top: 0;    width: 50px;    height: 80px;    background: red;    -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%;}

14.无限大符号

#infinity {    position: relative;    width: 212px;    height: 100px;} #infinity:before,#infinity:after {    content: "";    position: absolute;    top: 0;    left: 0;    width: 60px;    height: 60px;        border: 20px solid red;    -moz-border-radius: 50px 50px 0 50px;         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);}

15.蛋

#egg {   display:block;   width: 126px;    height: 180px;   background-color: red;   -webkit-border-radius: 63px 63px 63px 63px / 108px 108px 72px 72px;   border-radius:        50%   50%  50%  50%  / 60%   60%   40%  40%;}

16.提示对话框

#talkbubble {   width: 120px;    height: 80px;    background: red;   position: relative;   -moz-border-radius:    10px;    -webkit-border-radius: 10px;    border-radius:         10px;}#talkbubble:before {   content:"";   position: absolute;   right: 100%;   top: 26px;   width: 0;   height: 0;   border-top: 13px solid transparent;   border-right: 26px solid red;   border-bottom: 13px solid transparent;}

17.十二角星

#burst-8 {    background: red;    width: 80px;    height: 80px;    position: relative;    text-align: center;    -webkit-transform: rotate(20deg);       -moz-transform: rotate(20deg);        -ms-transform: rotate(20deg);         -o-transform: rotate(20eg);            transform: rotate(20deg);}#burst-8:before {    content: "";    position: absolute;    top: 0;    left: 0;    height: 80px;    width: 80px;    background: red;    -webkit-transform: rotate(135deg);       -moz-transform: rotate(135deg);        -ms-transform: rotate(135deg);         -o-transform: rotate(135deg);            transform: rotate(135deg);}

18.八角星

#burst-8 {    background: red;    width: 80px;    height: 80px;    position: relative;    text-align: center;    -webkit-transform: rotate(20deg);       -moz-transform: rotate(20deg);        -ms-transform: rotate(20deg);         -o-transform: rotate(20eg);            transform: rotate(20deg);}#burst-8:before {    content: "";    position: absolute;    top: 0;    left: 0;    height: 80px;    width: 80px;    background: red;    -webkit-transform: rotate(135deg);       -moz-transform: rotate(135deg);        -ms-transform: rotate(135deg);         -o-transform: rotate(135deg);            transform: rotate(135deg);}

19.钻石

#cut-diamond {    border-style: solid;    border-color: transparent transparent red transparent;    border-width: 0 25px 25px 25px;    height: 0;    width: 50px;    position: relative;    margin: 20px 0 50px 0;}#cut-diamond:after {    content: "";    position: absolute;    top: 25px;    left: -25px;    width: 0;    height: 0;    border-style: solid;    border-color: red transparent transparent transparent;    border-width: 70px 50px 0 50px;}

20.八卦

#yin-yang {width: 96px;height: 48px;background: #eee;border-color: red;border-style: solid;border-width: 2px 2px 50px 2px;border-radius: 100%;position: relative;}#yin-yang:before {content: "";position: absolute;top: 50%;left: 0;background: #eee;border: 18px solid red;border-radius: 100%;width: 12px;height: 12px;}#yin-yang:after {content: "";position: absolute;top: 50%;left: 50%;background: red;border: 18px solid #eee;border-radius:100%;width: 12px;height: 12px;} 

原文地址http://blogread.cn/it/article/7891?f=wb