The Shapes of CSS（css的形状）

All of the below use only a single HTML element. Any kind of CSS goes, as long as it's supported in at least one browser.

（下面的所有内容只使用一个HTML元素。任何一种CSS都可以，只要它在至少一个浏览器中支持。）

Square （正方形）

 

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

Rectangle （长方形）

 

 

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

Circle （圆形）

 

 #circle { 100px; height: 100px;

background: red;

-moz-border-radius: 50px;

-webkit-border-radius: 50px;

border-radius: 50px;

} /* Cleaner, but slightly less support: use "50%" as value */

 

半圆形（Semicircle）

                   

  

扇形（Fan-Shaped）

                    

https://www.w3cplus.com/css/create-shapes-with-css

Oval  （椭圆形；卵形）

 

 #oval {

200px; height: 100px;

background: red;

-moz-border-radius: 100px / 50px;

-webkit-border-radius: 100px / 50px;

border-radius: 100px / 50px; } /* Cleaner, but slightly less support: use "50%" as value */

Triangle Up

 

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

Triangle Down

 

 #triangle-down { 0; height: 0; border-left: 50px solid transparent; border-right: 50px solid transparent; border-top: 100px solid red; }

Triangle Left

 

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

Triangle Right

 

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

Triangle Top Left

 

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

Triangle Top Right

 

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

Triangle Bottom Left

 

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

Triangle Bottom Right

 

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

Curved Tail Arrow   （弯曲的尾巴箭头）         via Ando Razafimandimby

#curvedarrow { position: relative; 0; height: 0; border-top: 9px solid transparent; border-right: 9px solid red; -webkit-transform: rotate(10deg); -moz-transform: rotate(10deg); -ms-transform: rotate(10deg); -o-transform: rotate(10deg); }

#curvedarrow:after {

content: "";

position: absolute;

border: 0 solid transparent;

border-top: 3px solid red;

border-radius: 20px 0 0 0;

top: -12px;

left: -9px;

12px;

height: 12px;

-webkit-transform: rotate(45deg);

-moz-transform: rotate(45deg);

-ms-transform: rotate(45deg);

-o-transform: rotate(45deg);

}

Trapezoid（梯形）

 

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

Parallelogram（平行四边形）

 

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

Star (6-points)  （六角星）

 

 

#star-six { 0; height: 0; border-left: 50px solid transparent; border-right: 50px solid transparent; border-bottom: 100px solid red; position: relative; }

#star-six:after { 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; }

Star (5-points)    （五角星）      via Kit MacAllister

 
#star-five {

margin: 50px 0;

position: relative;

display: block;

color: red;

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;

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;

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: '';

}

Pentagon  （五角形）

 

 #pentagon { position: relative; 54px; border- 50px 18px 0; border-style: solid; border-color: red transparent; }

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

Hexagon （六角形）

 

 

#hexagon { 100px; height: 55px; background: red; position: relative; }

#hexagon:before { content: ""; position: absolute; top: -25px; left: 0; 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; 0; height: 0; border-left: 50px solid transparent; border-right: 50px solid transparent; border-top: 25px solid red; }

Octagon （八边形）

 

 #octagon { 100px; height: 100px; background: red; position: relative; }

#octagon:before { content: ""; position: absolute; top: 0; left: 0; border-bottom: 29px solid red; border-left: 29px solid #eee; border-right: 29px solid #eee; 42px; height: 0; }

#octagon:after { content: ""; position: absolute; bottom: 0; left: 0; border-top: 29px solid red; border-left: 29px solid #eee; border-right: 29px solid #eee; 42px; height: 0; }

Heart   （心形）       via Nicolas Gallagher

#heart { position: relative; 100px; height: 90px; }

#heart:before,

#heart:after {

position: absolute;

content: "";

left: 50px;

top: 0;

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%;

}

 

 

 https://www.w3cplus.com/css/css-simple-shapes-cheat-sheet

 

Infinity  （无穷符号形）       via Nicolas Gallagher

 #infinity {

position: relative;

212px; height: 100px;

}

#infinity:before,

#infinity:after {

content: "";

position: absolute;

top: 0;

left: 0;

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);

}

Diamond Square  （钻石形）   via Joseph Silber

 

 
#diamond { 0; height: 0; border: 50px solid transparent; border-bottom-color: red; position: relative; top: -50px; }

#diamond:after { content: ''; position: absolute; left: -50px; top: 50px; 0; height: 0; border: 50px solid transparent; border-top-color: red; }

Diamond Shield  （钻石 盾牌）    via Joseph Silber

 

 

#diamond-shield { 0; height: 0; border: 50px solid transparent; border-bottom: 20px solid red; position: relative; top: -50px; }

#diamond-shield:after { content: ''; position: absolute; left: -50px; top: 20px; 0; height: 0; border: 50px solid transparent; border-top: 70px solid red; }

Diamond Narrow    via Joseph Silber

 

 

#diamond-narrow { 0; height: 0; border: 50px solid transparent; border-bottom: 70px solid red; position: relative; top: -50px; }

#diamond-narrow:after { content: ''; position: absolute; left: -50px; top: 70px; 0; height: 0; border: 50px solid transparent; border-top: 70px solid red; }

Cut Diamondvia Alexander Futekov

 

 

#cut-diamond { border-style: solid; border-color: transparent transparent red transparent; border- 0 25px 25px 25px; height: 0; 50px; position: relative; margin: 20px 0 50px 0; }

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

Egg  （蛋）

 #egg { display:block; 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%; }

Pac-Man （吃豆人）

 #pacman { 0px; height: 0px; border-right: 60px solid transparent; border-top: 60px solid red; border-left: 60px solid red; border-bottom: 60px solid red; border-top-left-radius: 60px; border-top-right-radius: 60px; border-bottom-left-radius: 60px; border-bottom-right-radius: 60px; }

 

 

 

https://www.w3cplus.com/css/css-simple-shapes-cheat-sheet

Talk Bubble  （对话泡泡）

 

 

 #talkbubble { 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; 0; height: 0; border-top: 13px solid transparent; border-right: 26px solid red; border-bottom: 13px solid transparent; }

12 Point Burst    （12点破裂）          via Alan Johnson

#burst-12 { background: red; 80px; height: 80px; position: relative; text-align: center; }

#burst-12:before, #burst-12:after { content: ""; position: absolute; top: 0; left: 0; height: 80px; 80px; background: red; }

#burst-12:before { -webkit-transform: rotate(30deg); -moz-transform: rotate(30deg); -ms-transform: rotate(30deg); -o-transform: rotate(30deg); }

#burst-12:after { -webkit-transform: rotate(60deg); -moz-transform: rotate(60deg); -ms-transform: rotate(60deg); -o-transform: rotate(60deg); }

8 Point Burst   （8点破裂）  via Alan Johnson

#burst-8 { background: red; 80px; height: 80px; position: relative; text-align: center; -webkit-transform: rotate(20deg); -moz-transform: rotate(20deg); -ms-transform: rotate(20deg); -o-transform: rotate(20eg); }

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

Yin Yangvia Alexander Futekov  （阴阳图）

 #yin-yang { 96px; height: 48px; background: #eee; border-color: red; border-style: solid; border- 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%; 12px; height: 12px; }

#yin-yang:after { content: ""; position: absolute; top: 50%; left: 50%; background: red; border: 18px solid #eee; border-radius:100%; 12px; height: 12px; }

Badge Ribbon   （徽章丝带）       via Catalin Rosu

 

#badge-ribbon { position: relative; background: red; height: 100px; 100px; -moz-border-radius: 50px; -webkit-border-radius: 50px; border-radius: 50px; }

#badge-ribbon:before,

#badge-ribbon:after { content: ''; position: absolute; border-bottom: 70px solid red; border-left: 40px solid transparent; border-right: 40px solid transparent; top: 70px; left: -10px; -webkit-transform: rotate(-140deg); -moz-transform: rotate(-140deg); -ms-transform: rotate(-140deg); -o-transform: rotate(-140deg); }

 

#badge-ribbon:after { left: auto; right: -10px; -webkit-transform: rotate(140deg); -moz-transform: rotate(140deg); -ms-transform: rotate(140deg); -o-transform: rotate(140deg); }

Space Invader   （小蜜蜂  太空侵旅者）   via Vlad Zinculescu

 #space-invader{ box-shadow: 0 0 0 1em red, 0 1em 0 1em red, -2.5em 1.5em 0 .5em red, 2.5em 1.5em 0 .5em red, -3em -3em 0 0 red, 3em -3em 0 0 red, -2em -2em 0 0 red, 2em -2em 0 0 red, -3em -1em 0 0 red, -2em -1em 0 0 red, 2em -1em 0 0 red, 3em -1em 0 0 red, -4em 0 0 0 red, -3em 0 0 0 red, 3em 0 0 0 red, 4em 0 0 0 red, -5em 1em 0 0 red, -4em 1em 0 0 red, 4em 1em 0 0 red, 5em 1em 0 0 red, -5em 2em 0 0 red, 5em 2em 0 0 red, -5em 3em 0 0 red, -3em 3em 0 0 red, 3em 3em 0 0 red, 5em 3em 0 0 red, -2em 4em 0 0 red, -1em 4em 0 0 red, 1em 4em 0 0 red, 2em 4em 0 0 red; background: red; 1em; height: 1em; overflow: hidden; margin: 50px 0 70px 65px; }

TV Screen  （电视屏幕）

 #tv { position: relative; 200px; height: 150px; margin: 20px 0; background: red; border-radius: 50% / 10%; color: white; text-align: center; text-indent: .1em; }

#tv:before { content: ''; position: absolute; top: 10%; bottom: 10%; right: -5%; left: -5%; background: inherit; border-radius: 5% / 50%; }

Chevron  （V形肩章）     via Anthony Ticknor

 #chevron { position: relative; text-align: center; padding: 12px; margin-bottom: 6px; height: 60px; 200px; }

#chevron:before { content: ''; position: absolute; top: 0; left: 0; height: 100%; 51%; background: red; -webkit-transform: skew(0deg, 6deg); -moz-transform: skew(0deg, 6deg); -ms-transform: skew(0deg, 6deg); -o-transform: skew(0deg, 6deg); transform: skew(0deg, 6deg); }

#chevron:after { content: ''; position: absolute; top: 0; right: 0; height: 100%; 50%; background: red; -webkit-transform: skew(0deg, -6deg); -moz-transform: skew(0deg, -6deg); -ms-transform: skew(0deg, -6deg); -o-transform: skew(0deg, -6deg); transform: skew(0deg, -6deg); }​

Magnifying Glass  （放大镜）

#magnifying-glass { font-size: 10em; /* This controls the size. */ display: inline-block; 0.4em; height: 0.4em; border: 0.1em solid red; position: relative; border-radius: 0.35em; }

#magnifying-glass::before { content: ""; display: inline-block; position: absolute; right: -0.25em; bottom: -0.1em; border- 0; background: red; 0.35em; height: 0.08em; -webkit-transform: rotate(45deg); -moz-transform: rotate(45deg); -ms-transform: rotate(45deg); -o-transform: rotate(45deg); }

Facebook Icon  （Facebook的图标）   via Nathan Swartz

 #facebook-icon { background: red; text-indent: -999em; 100px; height: 110px; border-radius: 5px; position: relative; overflow: hidden; border: 15px solid red; border-bottom: 0; }

#facebook-icon::before { content: "/20"; position: absolute; background: red; 40px; height: 90px; bottom: -30px; right: -37px; border: 20px solid #eee; border-radius: 25px; }

#facebook-icon::after { content: "/20"; position: absolute; 55px; top: 50px; height: 20px; background: #eee; right: 5px; }

Moon   （月亮）   via Omid Rasouli

 

#moon { 80px; height: 80px; border-radius: 50%; box-shadow: 15px 15px 0 0 red; }

Flag   （标志 旗子 ）  via Zoe Rooney

 

 

#flag { 110px; height: 56px; padding-top: 15px; position: relative; background: red; color: white; font-size: 11px; letter-spacing: 0.2em; text-align: center; text-transform: uppercase; }

#flag:after { content: ""; position: absolute; left: 0; bottom: 0; 0; height: 0; border-bottom: 13px solid #eee; border-left: 55px solid transparent; border-right: 55px solid transparent; }

Cone   （圆锥形）   via Omid Rasouli

#cone { 0; height: 0; border-left: 70px solid transparent; border-right: 70px solid transparent; border-top: 100px solid red; -moz-border-radius: 50%; -webkit-border-radius: 50%; border-radius: 50%; }

Cross   （十字架）   via Kaya Basharan

#cross { background: red; height: 100px; position: relative; 20px; } #cross:after { background: red; content: ""; height: 20px; left: -40px; position: absolute; top: 40px; 100px; }

Base  （垒）  via Josh Rodgers

 

 

#base { background: red; display: inline-block; height: 55px; margin-left: 20px; margin-top: 55px; position: relative; 100px; }

#base:before { border-bottom: 35px solid red; border-left: 50px solid transparent; border-right: 50px solid transparent; content: ""; height: 0; left: 0; position: absolute; top: -35px; 0; }

Pointer  （指针）    via Amsakanna Freethinker

#pointer { 200px; height: 40px; position: relative; background: red; } #pointer:after { content: ""; position: absolute; left: 0; bottom: 0; 0; height: 0; border-left: 20px solid white; border-top: 20px solid transparent; border-bottom: 20px solid transparent; } #pointer:before { content: ""; position: absolute; right: -20px; bottom: 0; 0; height: 0; border-left: 20px solid red; border-top: 20px solid transparent; border-bottom: 20px solid transparent; }

表图（chartColorful）

          

link：https://css-tricks.com/examples/ShapesOfCSS/