摘要:
1.margin1.1 margin:1px 2px 3px(上 左右 下)1.2 margin:2px 3px(上下 左右)1.2 margin:1px 3px 2px 3px(上右下左)2.padding(同上)3.borderborder:1px red solid(border-width border-color border-style)123border-width:1px 2px 3px; //最多可用四个值,缩写规则类似盒子大小的缩写,下同border-style:solid dashed dotted groove;border-color:red blue white b 阅读全文