题解 | #浮动和清除浮动#

{"css":".wrap {\n    /*补全代码*/\n    display: inline-block;\n}\n .left {\n    width: 100px;\n    height: 100px;\n    /*补全代码*/\n    float:left;\n}\n .right {\n    width: 100px;\n    height: 100px;\n    /*补全代码*/\n    float:left;\n}","js":"","html":"<div class='wrap'>\n\t<div class='left'></div>\n\t<div class='right'></div>\n</div>","libs":[]}

清除wrap的浮动可以设置器成为BFC

1. float不设置成none;
2. position设置成absolute或者fixed;
3. overflow不设置成visible;
4. display设置成inline-block