LED数字时钟js

1、新建html文档。

3、书写css代码。body, html { font-size: 100%; padding: 0; m锾攒揉敫argin: 0; }*, *:after, *:before { -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; }.clearfix:before, .clearfix:after { content: " "; display: table; }.clearfix:after { clear: both; }body { background: #000; color: #fff; font-weight: 500; font-size: 1.05em; font-family: "Microsoft YaHei", "Segoe UI", "Lucida Grande", Helvetica, Arial, sans-serif; }

5、代码整体结构。