我得到了它最终与纯CSS通过以下说明:
http://tjvantoll.com/2012/11/10/creating-cross-browser-scrollable-tbody/
第一步是将<tbody>设置为display: block，这样就可以应用溢出和高度。从这里开始，< header >中的行需要设置为position: relative和display: block，这样它们将位于现在可滚动的<tbody>之上。
Tbody，头{显示:块;overflow-y:汽车;｝
因为<thead>是相对位置的，所以每个表单元格都需要显式的宽度
td:nth-child(1), th:nth-child(1) { width: 100px; }
td:nth-child(2), th:nth-child(2) { width: 100px; }
td:nth-child(3), th:nth-child(3) { width: 100px; }
但不幸的是，这还不够。当滚动条出现时，浏览器会为它分配空间，因此，<tbody>的可用空间最终会小于<thead>。注意这造成的轻微错位…
我能想到的唯一解决办法是在除最后一列之外的所有列上设置最小宽度。
td:nth-child(1), th:nth-child(1) { min-width: 100px; }
td:nth-child(2), th:nth-child(2) { min-width: 100px; }
td:nth-child(3), th:nth-child(3) { width: 100px; }
完整的代码依赖示例如下:
CSS:
.fixed_headers {
width: 750px;
table-layout: fixed;
border-collapse: collapse;
}
.fixed_headers th {
text-decoration: underline;
}
.fixed_headers th,
.fixed_headers td {
padding: 5px;
text-align: left;
}
.fixed_headers td:nth-child(1),
.fixed_headers th:nth-child(1) {
min-width: 200px;
}
.fixed_headers td:nth-child(2),
.fixed_headers th:nth-child(2) {
min-width: 200px;
}
.fixed_headers td:nth-child(3),
.fixed_headers th:nth-child(3) {
width: 350px;
}
.fixed_headers thead {
background-color: #333333;
color: #fdfdfd;
}
.fixed_headers thead tr {
display: block;
position: relative;
}
.fixed_headers tbody {
display: block;
overflow: auto;
width: 100%;
height: 300px;
}
.fixed_headers tbody tr:nth-child(even) {
background-color: #dddddd;
}
.old_ie_wrapper {
height: 300px;
width: 750px;
overflow-x: hidden;
overflow-y: auto;
}
.old_ie_wrapper tbody {
height: auto;
}
Html:
<!-- IE < 10 does not like giving a tbody a height. The workaround here applies the scrolling to a wrapped <div>. -->
<!--[if lte IE 9]>
<div class="old_ie_wrapper">
<!--<![endif]-->
<table class="fixed_headers">
<thead>
<tr>
<th>Name</th>
<th>Color</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td>Apple</td>
<td>Red</td>
<td>These are red.</td>
</tr>
<tr>
<td>Pear</td>
<td>Green</td>
<td>These are green.</td>
</tr>
<tr>
<td>Grape</td>
<td>Purple / Green</td>
<td>These are purple and green.</td>
</tr>
<tr>
<td>Orange</td>
<td>Orange</td>
<td>These are orange.</td>
</tr>
<tr>
<td>Banana</td>
<td>Yellow</td>
<td>These are yellow.</td>
</tr>
<tr>
<td>Kiwi</td>
<td>Green</td>
<td>These are green.</td>
</tr>
<tr>
<td>Plum</td>
<td>Purple</td>
<td>These are Purple</td>
</tr>
<tr>
<td>Watermelon</td>
<td>Red</td>
<td>These are red.</td>
</tr>
<tr>
<td>Tomato</td>
<td>Red</td>
<td>These are red.</td>
</tr>
<tr>
<td>Cherry</td>
<td>Red</td>
<td>These are red.</td>
</tr>
<tr>
<td>Cantelope</td>
<td>Orange</td>
<td>These are orange inside.</td>
</tr>
<tr>
<td>Honeydew</td>
<td>Green</td>
<td>These are green inside.</td>
</tr>
<tr>
<td>Papaya</td>
<td>Green</td>
<td>These are green.</td>
</tr>
<tr>
<td>Raspberry</td>
<td>Red</td>
<td>These are red.</td>
</tr>
<tr>
<td>Blueberry</td>
<td>Blue</td>
<td>These are blue.</td>
</tr>
<tr>
<td>Mango</td>
<td>Orange</td>
<td>These are orange.</td>
</tr>
<tr>
<td>Passion Fruit</td>
<td>Green</td>
<td>These are green.</td>
</tr>
</tbody>
</table>
<!--[if lte IE 9]>
</div>
<!--<![endif]-->
编辑:表宽100%的替代解决方案(上面实际上是固定宽度，没有回答这个问题):
HTML:
<table>
<thead>
<tr>
<th>Name</th>
<th>Color</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td>Apple</td>
<td>Red</td>
<td>These are red.</td>
</tr>
<tr>
<td>Pear</td>
<td>Green</td>
<td>These are green.</td>
</tr>
<tr>
<td>Grape</td>
<td>Purple / Green</td>
<td>These are purple and green.</td>
</tr>
<tr>
<td>Orange</td>
<td>Orange</td>
<td>These are orange.</td>
</tr>
<tr>
<td>Banana</td>
<td>Yellow</td>
<td>These are yellow.</td>
</tr>
<tr>
<td>Kiwi</td>
<td>Green</td>
<td>These are green.</td>
</tr>
</tbody>
</table>
CSS:
table {
width: 100%;
text-align: left;
min-width: 610px;
}
tr {
height: 30px;
padding-top: 10px
}
tbody {
height: 150px;
overflow-y: auto;
overflow-x: hidden;
}
th,td,tr,thead,tbody { display: block; }
td,th { float: left; }
td:nth-child(1),
th:nth-child(1) {
width: 20%;
}
td:nth-child(2),
th:nth-child(2) {
width: 20%;
float: left;
}
td:nth-child(3),
th:nth-child(3) {
width: 59%;
float: left;
}
/* some colors */
thead {
background-color: #333333;
color: #fdfdfd;
}
table tbody tr:nth-child(even) {
background-color: #dddddd;
}
演示:http://codepen.io/anon/pen/bNJeLO
