How to write a right triangle in css
How to write a right triangle in css: first create an HTML sample file; then remove the width of the base to achieve an isosceles right triangle; finally widen the width of the upper side to achieve the desired right triangle.
The operating environment of this tutorial: Windows7 system, HTML5&&CSS3 version, Dell G3 computer.
Use css to write a right triangle
<style> /*原理:第一步*/ .box1{ width: 0; height: 0; border-top: 50px solid green; border-right: 50px solid red; border-bottom: 0px solid yellow; /*1.底边去除就变成直角三角形*/ border-left: 50px solid blue; } /*原理:第二步*/ .box2{ width: 0; height: 0; border-top: 100px solid green; /*2.上边拉长就会变成直接三角形*/ border-right: 50px solid red; border-bottom: 0px solid yellow; /*1.底边去除就变成直角三角形*/ border-left: 50px solid blue; } /*实现*/ .box{ width: 0;/*1.设置宽高为0*/ height: 0; /*2.除右边都变透明色,实边*/ border-color: transparent red transparent transparent; border-style: solid; border-width: 100px 50px 0 0; /*3.上边宽100,右边宽50,下左边宽0*/ } </style> 原理第一步,去除底边宽度,实现等腰直角三角形: <p></p> 原理第二步,加宽上边宽度,实现想要直角三角形: <p></p> 实现,把上边,左边边变透明色: <p></p>
[Recommended: "css video tutorial"]
Effect:
Principle The first step is to remove the base width and realize an isosceles right triangle :
Principle The second step is to widen the width of the upper side to realize the right triangle you want:
Achieve, The top and left sides become transparent:
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