如何使用纯CSS绘制三角形

顺晟科技

2019-08-16 15:40:08

316

　我们的网页因为 CSS 而呈现千变万化的风格。这一看似简单的样式语言在使用中非常灵活，只要你发挥创意就能实现很多比人想象不到的效果。特别是随着CSS3的广泛使用，更多新奇的 CSS 作品涌现出来。　　今天这篇文章开始推出《百变 CSS 系列》，给大家带来 CSS 在网页中以及图形绘制中的使用。首先给大家打来的是流行的 CSS 三角形绘制方法。

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

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

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

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

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

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

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

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

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如何使用纯CSS绘制三角形

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

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

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

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

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

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

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

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