题解 | #固定定位#
固定定位
http://www.nowcoder.com/practice/241cacea068f446cb91c96b75479feff
{"css":".box {\n width: 100px;\n height: 100px;\n /*补全代码*/\n border:1px solid black;\n position:fixed;\n left:0;\n top:0;\n}","js":"","html":"<div class='box'></div>","libs":[]}
.box { width: 100px; height: 100px; /补全代码/ border:1px solid black; position:fixed; left:0; top:0; }