CSS制作图标包括知识点如border-width、border-style、border-color、border-radius、对元素的定位拼接、旋转等结合起来。
图标效果如下（拖动滑块可缩放图标）：
缩放字体比例后如图：
test-css图标.css 文件对颜色做了处理（由于伪类:before/:after没办法设置其边框颜色.....）：
.icon-ok-green{ position:absolute; width:1em; height:.3em; background-color:rgba(144,200,65,1); transform:rotate(50deg); transform-origin:right center; border-radius:.15em; left:0em; bottom:0.15em; } .icon-ok-green:after{ content:""; position:absolute; top:.1em; left:-.6em; width:1.5em; height:.3em; background-color:rgba(144,200,65,1); transform: rotate(70deg); transform-origin: right center; border-radius: .15em; } .icon-ok-red{ position:absolute; width:1em; height:.3em; background-color:rgba(241,32,45,1); transform:rotate(50deg); transform-origin:right center; border-radius:.15em; left:0em; bottom:0.15em; } .icon-ok-red:after{ content:""; position:absolute; top:.1em; left:-.6em; width:1.5em; height:.3em; background-color:rgba(241,32,45,1); transform: rotate(70deg); transform-origin: right center; border-radius: .15em; } .icon-ok-warning{ position:absolute; width:1em; height:.3em; background-color:rgba(234,152,39,1); transform:rotate(50deg); transform-origin:right center; border-radius:.15em; left:0em; bottom:0.15em; } .icon-ok-warning:after{ content:""; position:absolute; top:.1em; left:-.6em; width:1.5em; height:.3em; background-color:rgba(234,152,39,1); transform: rotate(70deg); transform-origin: right center; border-radius: .15em; } .icon-ok-blue{ position:absolute; width:1em; height:.3em; background-color:rgba(43,150,255,1); transform:rotate(50deg); transform-origin:right center; border-radius:.15em; left:0em; bottom:0.15em; } .icon-ok-blue:after{ content:""; position:absolute; top:.1em; left:-.6em; width:1.5em; height:.3em; background-color:rgba(43,150,255,1); transform: rotate(70deg); transform-origin: right center; border-radius: .15em; } .icon-ok-gray{ position:absolute; width:1em; height:.3em; background-color:rgba(138,132,132,1); transform:rotate(50deg); transform-origin:right center; border-radius:.15em; left:0em; bottom:0.15em; } .icon-ok-gray:after{ content:""; position:absolute; top:.1em; left:-.6em; width:1.5em; height:.3em; background-color:rgba(138,132,132,1); transform: rotate(70deg); transform-origin: right center; border-radius: .15em; }
多说无益
源码贴放在此：
<!DOCTYPE HTML> <html> <head> <meta charset="UTF-8"> <title></title> <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> <link rel="stylesheet" href="https://cdn.bootcss.com/font-awesome/4.7.0/css/font-awesome.css"> <link rel="stylesheet" href="test-css图标.css"> <style> body{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box; margin:0;padding:0;font-size:150%;/*10 ÷ 16 × 100% = 62.5%*/ font-family:"Segoe UI", "Lucida Grande", Helvetica, Arial, "Microsoft YaHei", FreeSans, Arimo, "Droid Sans","wenquanyi micro hei","Hiragino Sans GB", "Hiragino Sans GB W3", Arial, sans-serif;} .icon-block{display:inline-block;position:relative;margin:0 2px;width:2em;height:2em;} .block-color-default{background: #e0e0e0;} .block-radius-default{border-radius:.15em;} .icon-block:hover{opacity:0.6;filter:Alpha(opacity=60);cursor:pointer;} .icon-ok{ position:absolute; width:1em; height:.3em; background-color:#000; transform:rotate(50deg); transform-origin:right center; border-radius:.15em; left:0em; bottom:0.15em; } .icon-ok:after{ content:""; position:absolute; top:.1em; left:-.6em; width:1.5em; height:.3em; background-color: #000; transform: rotate(70deg); transform-origin: right center; border-radius: .15em; } .icon-no{ position:relative; width:1.6em; height:.3em; background-color:#000; transform:rotate(45deg); border-radius:.15em; left:0.15em; bottom:-.85em; } .icon-no:after{ content:""; position:absolute; width:1.6em; height:.3em; background-color: #000; transform: rotate(90deg); border-radius: .15em; } .icon-menu { box-sizing: border-box; position: relative; width: 2em; height: 2em; background-color: transparent; border-radius: .3em; } .icon-menu:before { box-sizing: border-box; content: ""; position: absolute; top: 0; right: 0; bottom: 0; left: 0; margin: auto; width: 1.3em; height: .2em; background-color: #000; } .icon-menu:after { box-sizing: border-box; content: ""; position: absolute; top: 0;/*top=0;right=0;bottom=0;left=0;margin=auto;实现垂直、水平居中*/ right: 0; bottom: 0; left: 0; margin: auto; width: 1.3em; height: 1.1em; border-width: .22em;/*边框宽度*/ border-style: solid none;/*上下边框是solid 左右无边框*/ border-color: #000;/*边框颜色*/ } .icon-menu2 { box-sizing: border-box; position: relative; width: .4em; height: .4em; background-color: #000; border-radius: 50%; bottom:-.7em; left:.74em; } .icon-menu2:before { box-sizing: border-box; content: ""; position: absolute; top: 0; left: -.58em; width: .4em; height: .4em; background-color: #000; border-radius: 50%; } .icon-menu2:after { box-sizing: border-box; content: ""; position: absolute; top: 0; left: .56em; width: .4em; height: .4em; background-color: #000; border-radius: 50%; } .icon-top { box-sizing: border-box; position: relative; width: 0; height: 0; border-right: .6em solid transparent; border-bottom: .6em solid #000; border-left: .6em solid transparent; left:.4em; bottom:-.18em; } .icon-top:after { content: ""; position: absolute; left: 50%; top: .6em; margin-left: -.3em; width: .6em; height: 1em; background-color: #000; } .icon-right { box-sizing: border-box; position: relative; width: 1em; height: .6em; background-color: #000; bottom:-.65em; left:.2em; } .icon-right:after { content: ""; position: absolute; top: 50%; left: 1em; margin-top: -.6em; width: 0; height: 0; border-top: .6em solid transparent; border-bottom: .6em solid transparent; border-left: .6em solid #000; } .icon-bottom { box-sizing: border-box; position: relative; width: .6em; height: 1em; background-color: #000; left:.65em; bottom:-.18em; } .icon-bottom:after { content: ""; position: absolute; left: 50%; top: 1em; margin-left: -.6em; width: 0; height: 0; border-right: .6em solid transparent; border-top: .6em solid #000; border-left: .6em solid transparent; } .icon-left { box-sizing: border-box; position: relative; width: 0; height: 0; border-top: .6em solid transparent; border-right: .6em solid #000; border-bottom: .6em solid transparent; bottom:-.5em; left:.2em; } .icon-left:after { content: ""; position: absolute; top: 0; bottom: 0; /*在绝对定位中，top: 0; bottom: 0; margin: auto; 结合使用能竖直居中*/ left: .6em; margin: auto; width: 1em; height: .6em; background-color: #000; } .icon-download { box-sizing: border-box; position: relative; width: 1.4em; height: .8em; border-width: .25em; border-style: none solid solid; border-color: #000; bottom:-1em; left:.2em; } .icon-download:before { content: ""; position: absolute; right: 0; bottom: .5em; left: 0; margin: auto; width: .3em; height: .8em; background-color: #000; } .icon-download:after { content: ""; position: absolute; right: 0; bottom: .2em; left: 0; margin: auto; width: 0; height: 0; border-right: .4em solid transparent; border-top: .4em solid #000; border-left: .4em solid transparent; } .icon-upload { box-sizing: border-box; position: relative; width: 1.4em; height: .8em; border-width: .25em; border-style: none solid solid; border-color: #000; bottom:-1em; left:.2em; } .icon-upload:before { content: ""; position: absolute; right: 0; bottom: .3em; left: 0; margin: auto; width: .3em; height: .6em; background-color: #000; } .icon-upload:after { content: ""; position: absolute; right: 0; bottom: .9em; left: 0; margin: auto; width: 0; height: 0; border-right: .4em solid transparent; border-bottom: .4em solid #000; border-left: .4em solid transparent; } .icon-video { box-sizing: border-box; position: relative; width: 1.2em; height: .9em; background-color: #000; border-radius: .18em; bottom:-.55em; left:.25em; } .icon-video:after { content: ""; position: absolute; top: 50%; left: 1.1em; margin-top: -.5em; width: 0; height: 0; border-top: .5em solid transparent; border-right: .4em solid #000; border-bottom: .5em solid transparent; } .icon-voice { box-sizing: border-box; position: relative; width: 1em; height: .7em; border-width: .1em; border-style: none none solid;/*只有下边框*/ border-color: #000; border-radius: 50%; bottom:-.65em; left:.5em; } .icon-voice:before { content: ""; position: absolute; right: 0; left: 0; bottom: .08em; margin: auto; width: .6em; height: 1em; background-color: #000; border-radius: .4em; } .icon-voice:after { content: ""; position: absolute; right: 0; bottom: -.48em; left: 0; margin: auto; width: 0; height: 0; border-right: .5em solid transparent; border-bottom: .4em solid #000; border-left: .5em solid transparent; } .icon-play { box-sizing: border-box; position: relative; width: 1.6em; height: 1.6em; border: .2em solid #000; border-radius: 50%; bottom:-.25em; left:.2em; } .icon-play:after { content: ""; position: absolute; top: 0; bottom: 0; left: 50%; margin-top: auto; margin-bottom: auto; margin-left: -.2em; width: 0; height: 0; border-top: .4em solid transparent; border-bottom: .4em solid transparent; border-left: .6em solid #000; } .icon-pause { box-sizing: border-box; position: relative; width: 1.6em; height: 1.6em; border: .2em solid #000; border-radius: 50%; bottom:-.25em; left:.2em; } .icon-pause:before { box-sizing: border-box; content: ""; position: absolute; top: 0; bottom: 0; left: 50%; margin-top: auto; margin-bottom: auto; margin-left: -.35em; width: .2em; height: .7em; background-color: #000; } .icon-pause:after { box-sizing: border-box; content: ""; position: absolute; top: 0; bottom: 0; left: 50%; margin-top: auto; margin-bottom: auto; margin-left: .15em; width: .2em; height: .7em; background-color: #000; } .icon-previous { box-sizing: border-box; position: relative; width: 1.6em; height: 1.6em; border: .2em solid #000; border-radius: 50%; bottom:-.25em; left:.2em; } .icon-previous:before { box-sizing: border-box; content: ""; position: absolute; top: 0; bottom: 0; left: 50%; margin-top: auto; margin-bottom: auto; margin-left: -.55em; width: 0; height: 0; border-top: .4em solid transparent; border-bottom: .4em solid transparent; border-right: .5em solid #000; } .icon-previous:after { box-sizing: border-box; content: ""; position: absolute; top: 0; bottom: 0; left: 50%; margin-top: auto; margin-bottom: auto; margin-left: -.15em; width: 0; height: 0; border-top: .4em solid transparent; border-bottom: .4em solid transparent; border-right: .5em solid #000; } .icon-next { box-sizing: border-box; position: relative; width: 1.6em; height: 1.6em; border: .2em solid #000; border-radius: 50%; bottom:-.25em; left:.2em; } .icon-next:before { box-sizing: border-box; content: ""; position: absolute; top: 0; bottom: 0; left: 50%; margin-top: auto; margin-bottom: auto; margin-left:-.01em; width: 0; height: 0; border-top: .4em solid transparent; border-bottom: .4em solid transparent; border-left: .5em solid #000; } .icon-next:after { box-sizing: border-box; content: ""; position: absolute; top: 0; bottom: 0; left: 50%; margin-top: auto; margin-bottom: auto; margin-left: -.35em; width: 0; height: 0; border-top: .4em solid transparent; border-bottom: .4em solid transparent; border-left: .5em solid #000; } .icon-stop { box-sizing: border-box; position: relative; width: 1.6em; height: 1.6em; border: .2em solid #000; border-radius: 50%; bottom:-.25em; left:.2em; } .icon-stop:after { box-sizing: border-box; content: ""; position: absolute; top: 0; bottom: 0; left: 0; right:0; margin: auto; width: .65em; height: .65em; background-color: #000; } .icon-position { position: relative; width: .4em; height: .4em; border: .3em solid #000; border-radius: 50%; left:.5em; bottom:-.3em; } .icon-position:after { content: ""; position: absolute; top: .5em; left: -.2em; width: 0; height: 0; border-top: 0.6em solid #000; border-right:0.4em solid transparent; border-left: 0.4em solid transparent; } .icon-pc { box-sizing: border-box; position: relative; width: 1.4em; height: .9em; border-width: .12em .12em .12em; border-style: solid; border-color: #000; border-radius: .1em; background-color: #efefef; left:.25em; bottom:-.2em; } .icon-pc:before { content: ""; position: absolute; top: .7em; right: 0; left: 0; margin: auto; width: .4em; height: .5em; background-color: #000; } .icon-pc:after { content: ""; position: absolute; top: 1.2em; right: 0; left: 0; margin: auto; width: 1.2em; height: .1em; background-color: #000; } .icon-phone { box-sizing: border-box; position: relative; width: 1em; height: 1.4em; background-color: #efefef; border-width: .12em .12em .3em .12em; border-style: solid; border-color: #000; border-radius: .12em; bottom:-.3em; left:.48em; } .icon-phone:after { content: ""; position: absolute; right: 0; bottom: -.25em; left: 0; margin: auto; width: .2em; height: .2em; background-color: #fff; border-radius: .2em; } .icon-search { box-sizing: border-box; position: relative; width: .6em; height: .2em; background-color: #000; border-top-right-radius: .15em; border-bottom-right-radius: .15em; transform: rotate(40deg); bottom:-1.2em; left:1.1em; } .icon-search:before { content: ""; position: absolute; left: -.85em; bottom: -.4em; width: .6em; height: .6em; border: .15em solid #000; border-radius: 50%; } .icon-star { box-sizing: border-box; position: relative; width: 0; height: 0; border-top: .5em solid #000; border-right: .7em solid transparent; border-left: .7em solid transparent; bottom:-.8em; left:.3em; } .icon-star:before { content: ""; position: absolute; top: -.5em; left: -.7em; width: 0; height: 0; border-top: .5em solid #000; border-right: .7em solid transparent; border-left: .7em solid transparent; transform: rotate(72deg); } .icon-star:after { content: ""; position: absolute; top: -.5em; left: -.65em; width: 0; height: 0; border-top: .5em solid #000; border-right: .7em solid transparent; border-left: .7em solid transparent; transform: rotate(-72deg); } .icon-email { box-sizing: border-box; position: relative; width: 0; height: 0; border-width: .5em .7em; border-style: solid; border-color: transparent #000 #000 #000; bottom:-.52em; left:.28em; } .icon-email:after { content: ""; position: absolute; top: -.5em; left: -.7em; width: 0; height: 0; border-top: .4em solid #000; border-right: .7em solid transparent; border-left: .7em solid transparent; } .icon-heart { position: relative; width: .8em; height: 1.2em; background-color: #000; border-top-left-radius: 1em; border-top-right-radius: 1em; transform: rotate(-45deg); transform-origin: center bottom; bottom:-.2em; left:.9em; } .icon-heart:after { content: ""; position: absolute; top: -.4em; left: -.4em; width: .8em; height: 1.2em; background-color: #000; border-top-left-radius: 1em; border-top-right-radius: 1em; transform: rotate(90deg); transform-origin: center bottom; } .icon-password { box-sizing: border-box; position: relative; width: 1.4em; height: 1em; background-color: #000; border-radius: .2em; bottom:-.7em; left:.25em; } .icon-password:before { box-sizing: border-box; content: ""; position: absolute; top: -.6em; left: 50%; margin-left: -.5em; width: 1em; height: 1em; border: .15em solid #000; border-radius: 50%; } .icon-password:after { box-sizing: border-box; content: ""; position: absolute; bottom: .2em; left: 50%; margin-left: -.2em; width: .3em; height: .5em; border-top-left-radius: .2em; border-top-right-radius: .2em; background-color: #fff; } .icon-user { box-sizing: border-box; position: relative; width: .7em; height: .7em; background-color: #000; border-radius: 50%; bottom:-.2em; left:.65em; } .icon-user:after { content: ""; position: absolute; top: .75em; left: 50%; margin-left:-.7em; width: 1.4em; height: .7em; background-color: #000; border-top-left-radius: .9em; border-top-right-radius: .9em; } .icon-home { box-sizing: border-box; position: relative; width: 1.1em; height: .9em; background-color: #000; bottom:-.8em; left:.5em; } .icon-home:before { content: ""; position: absolute; top: -.5em; left: 50%; margin-left: -.9em; border-left: .9em solid transparent; border-right: .9em solid transparent; border-bottom: .7em solid #000; } .icon-home:after { z-index: 2; content: ""; position: absolute; right: 0; bottom: 0; left: 0; margin: auto; width: .3em; height: .45em; background-color: #fff; } </style> </head> <body> <div class="icon-block"><div class="icon-ok"></div></div> <div class="icon-block"><div class="icon-no"></div></div> <div class="icon-block"><div class="icon-menu"></div></div> <div class="icon-block"><div class="icon-menu2"></div></div> <div class="icon-block"><div class="icon-top"></div></div> <div class="icon-block"><div class="icon-right"></div></div> <div class="icon-block"><div class="icon-bottom"></div></div> <div class="icon-block"><div class="icon-left"></div></div> <div class="icon-block"><div class="icon-download"></div></div> <div class="icon-block"><div class="icon-upload"></div></div> <div class="icon-block"><div class="icon-video"></div></div> <div class="icon-block"><div class="icon-voice"></div></div> <div class="icon-block"><div class="icon-play"></div></div> <div class="icon-block"><div class="icon-pause"></div></div> <div class="icon-block"><div class="icon-previous"></div></div> <div class="icon-block"><div class="icon-next"></div></div> <div class="icon-block"><div class="icon-stop"></div></div> <div class="icon-block"><div class="icon-position"></div></div> <div class="icon-block"><div class="icon-pc"></div></div> <div class="icon-block"><div class="icon-phone"></div></div> <div class="icon-block"><div class="icon-search"></div></div> <div class="icon-block"><div class="icon-star"></div></div> <div class="icon-block"><div class="icon-email"></div></div> <div class="icon-block"><div class="icon-heart"></div></div> <div class="icon-block"><div class="icon-password"></div></div> <div class="icon-block"><div class="icon-user"></div></div> <div class="icon-block"><div class="icon-home icon-home-blue"></div></div> <br> <div class="icon-block"><div class="icon-ok-green"></div></div> <div class="icon-block"><div class="icon-ok-red"></div></div> <div class="icon-block block-color-default block-radius-default"><div class="icon-ok-warning"></div></div> <div class="icon-block block-color-default block-radius-default"><div class="icon-ok-blue"></div></div> <div class="icon-block block-color-default block-radius-default"><div class="icon-ok-gray"></div></div> <div> <input type="range" id="range" min="0" max="400" value="150" onchange="rangeEve()"/> <span>body{font-size:<span id="showRange">150</span>%}</span> </div> <script> function rangeEve(){ var rangeValue=document.getElementById('range').value; document.getElementById('showRange').innerHTML=rangeValue; document.body.style.fontSize=rangeValue+'%'; } </script> </body> </html>
更多图标制作请参考博文：https://www.cnblogs.com/xinjie-just/p/5978171.html