float Sometimes, when you feel you lost grasp of grity, of life, or anything try losing grasp grity for real, by that i mean go swimm

使得元素脱离文档流有两种方式。一种是通过移动,第二种方法就是使用浮动。浮动(float),是一个我们即爱又恨的属性。爱,因为通过浮动,我们能很方便地