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为啥每一块的上下有间距呢？
小白
小白 2016-12-19 17:02:46
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为啥每一块的上下有间距呢?没看到有margin的代码啊

小白
小白

好好学习，天天向上！！！

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数据分析师
数据分析师2017-09-30 22:58:59 2 floor

Why is there a gap between the top and bottom of each piece? -PHP Chinese website Q&A-Why is there a gap between the top and bottom of each block? -PHP Chinese website Q&A

Please watch and learn.

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迷茫
迷茫2016-12-19 17:03:07 1 floor

在html中，标签有自带的属性，块元素默认是有margin和padding的默认值，所以在编写页面时，需要通过css样式清除默认的padding和margin值！如div{margin:0; padding:0;}
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