Bootstrap CSS布局之表格

//源码table { background-color: transparent;}caption { padding-top: 8px; padding-bottom: 8px; color: #777; text-align: left;}th { text-align: left;}.table { width: 100%; max-width: 100%; margin-bottom: 20px;}.table > thead > tr > th,.table > tbody > tr > th,.table > tfoot > tr > th,.table > thead > tr > td,.table > tbody > tr > td,.table > tfoot > tr > td { padding: 8px; line-height: 1.42857143; vertical-align: top; border-top: 1px solid #ddd;}.table > thead > tr > th { vertical-align: bottom; border-bottom: 2px solid #ddd;}.table > caption + thead > tr:first-child > th,.table > colgroup + thead > tr:first-child > th,.table > thead:first-child > tr:first-child > th,.table > caption + thead > tr:first-child > td,.table > colgroup + thead > tr:first-child > td,.table > thead:first-child > tr:first-child > td { border-top: 0;}.table > tbody + tbody { border-top: 2px solid #ddd;}.table .table { background-color: #fff;}

//源码.table-striped > tbody > tr:nth-of-type(odd) { background-color: #f9f9f9;}

//源码.table-bordered { border: 1px solid #ddd;}.table-bordered > thead > tr > th,.table-bordered > tbody > tr > th,.table-bordered > tfoot > tr > th,.table-bordered > thead > tr > td,.table-bordered > tbody > tr > td,.table-bordered > tfoot > tr > td { border: 1px solid #ddd;}.table-bordered > thead > tr > th,.table-bordered > thead > tr > td { border-bottom-width: 2px;}

//源码.table-condensed > thead > tr > th,.table-condensed > tbody > tr > th,.table-condensed > tfoot > tr > th,.table-condensed > thead > tr > td,.table-condensed > tbody > tr > td,.table-condensed > tfoot > tr > td { padding: 5px;}

//源码.table > thead > tr > td.active,.table > tbody > tr > td.active,.table > tfoot > tr > td.active,.table > thead > tr > th.active,.table > tbody > tr > th.active,.table > tfoot > tr > th.active,.table > thead > tr.active > td,.table > tbody > tr.active > td,.table > tfoot > tr.active > td,.table > thead > tr.active > th,.table > tbody > tr.active > th,.table > tfoot > tr.active > th { background-color: #f5f5f5;}.table-hover > tbody > tr > td.active:hover,.table-hover > tbody > tr > th.active:hover,.table-hover > tbody > tr.active:hover > td,.table-hover > tbody > tr:hover > .active,.table-hover > tbody > tr.active:hover > th { background-color: #e8e8e8;}.table > thead > tr > td.success,.table > tbody > tr > td.success,.table > tfoot > tr > td.success,.table > thead > tr > th.success,.table > tbody > tr > th.success,.table > tfoot > tr > th.success,.table > thead > tr.success > td,.table > tbody > tr.success > td,.table > tfoot > tr.success > td,.table > thead > tr.success > th,.table > tbody > tr.success > th,.table > tfoot > tr.success > th { background-color: #dff0d8;}.table-hover > tbody > tr > td.success:hover,.table-hover > tbody > tr > th.success:hover,.table-hover > tbody > tr.success:hover > td,.table-hover > tbody > tr:hover > .success,.table-hover > tbody > tr.success:hover > th { background-color: #d0e9c6;}.table > thead > tr > td.info,.table > tbody > tr > td.info,.table > tfoot > tr > td.info,.table > thead > tr > th.info,.table > tbody > tr > th.info,.table > tfoot > tr > th.info,.table > thead > tr.info > td,.table > tbody > tr.info > td,.table > tfoot > tr.info > td,.table > thead > tr.info > th,.table > tbody > tr.info > th,.table > tfoot > tr.info > th { background-color: #d9edf7;}.table-hover > tbody > tr > td.info:hover,.table-hover > tbody > tr > th.info:hover,.table-hover > tbody > tr.info:hover > td,.table-hover > tbody > tr:hover > .info,.table-hover > tbody > tr.info:hover > th { background-color: #c4e3f3;}.table > thead > tr > td.warning,.table > tbody > tr > td.warning,.table > tfoot > tr > td.warning,.table > thead > tr > th.warning,.table > tbody > tr > th.warning,.table > tfoot > tr > th.warning,.table > thead > tr.warning > td,.table > tbody > tr.warning > td,.table > tfoot > tr.warning > td,.table > thead > tr.warning > th,.table > tbody > tr.warning > th,.table > tfoot > tr.warning > th { background-color: #fcf8e3;}.table-hover > tbody > tr > td.warning:hover,.table-hover > tbody > tr > th.warning:hover,.table-hover > tbody > tr.warning:hover > td,.table-hover > tbody > tr:hover > .warning,.table-hover > tbody > tr.warning:hover > th { background-color: #faf2cc;}.table > thead > tr > td.danger,.table > tbody > tr > td.danger,.table > tfoot > tr > td.danger,.table > thead > tr > th.danger,.table > tbody > tr > th.danger,.table > tfoot > tr > th.danger,.table > thead > tr.danger > td,.table > tbody > tr.danger > td,.table > tfoot > tr.danger > td,.table > thead > tr.danger > th,.table > tbody > tr.danger > th,.table > tfoot > tr.danger > th { background-color: #f2dede;}.table-hover > tbody > tr > td.danger:hover,.table-hover > tbody > tr > th.danger:hover,.table-hover > tbody > tr.danger:hover > td,.table-hover > tbody > tr:hover > .danger,.table-hover > tbody > tr.danger:hover > th { background-color: #ebcccc;}

<div class="table-responsive"> <table class="table"> </table></div>

//源码.table-responsive { min-height: .01%; overflow-x: auto;}//把原有.table样式得底部外边距margin-bottom从20px改成了0px，目的是消除滚动条带来的上下高度差//并在.table-responsive样式上设置了一个margin-bottom:15px,避免和容器外部的下一个元素重叠@media screen and (max-width: 767px) { .table-responsive { width: 100%; margin-bottom: 15px; overflow-y: hidden; -ms-overflow-style: -ms-autohiding-scrollbar; border: 1px solid #ddd; } .table-responsive > .table { margin-bottom: 0; } .table-responsive > .table > thead > tr > th, .table-responsive > .table > tbody > tr > th, .table-responsive > .table > tfoot > tr > th, .table-responsive > .table > thead > tr > td, .table-responsive > .table > tbody > tr > td, .table-responsive > .table > tfoot > tr > td { white-space: nowrap; } .table-responsive > .table-bordered { border: 0; } //可以看到table-responsive给自己加了一个1px的外边框，如果在table上在使用table-bordered样式得话，就会和表格的外边框重合，就会变粗，所以进行了以下代码的编写 .table-responsive > .table-bordered > thead > tr > th:first-child, .table-responsive > .table-bordered > tbody > tr > th:first-child, .table-responsive > .table-bordered > tfoot > tr > th:first-child, .table-responsive > .table-bordered > thead > tr > td:first-child, .table-responsive > .table-bordered > tbody > tr > td:first-child, .table-responsive > .table-bordered > tfoot > tr > td:first-child { border-left: 0;//所有tr的第一个单元格(最左边的一列)的左边框设置为0px } .table-responsive > .table-bordered > thead > tr > th:last-child, .table-responsive > .table-bordered > tbody > tr > th:last-child, .table-responsive > .table-bordered > tfoot > tr > th:last-child, .table-responsive > .table-bordered > thead > tr > td:last-child, .table-responsive > .table-bordered > tbody > tr > td:last-child, .table-responsive > .table-bordered > tfoot > tr > td:last-child { border-right: 0;//所有tr的最后一个单元格(最右边的一列)的左边框设置为0px } .table-responsive > .table-bordered > tbody > tr:last-child > th, .table-responsive > .table-bordered > tfoot > tr:last-child > th, .table-responsive > .table-bordered > tbody > tr:last-child > td, .table-responsive > .table-bordered > tfoot > tr:last-child > td { border-bottom: 0;//最后一行tr里的单元格的底部边框设置为0px }}