如何给table增加左右滚动条，滚动时列对不齐的问题
给table增加左右滚动条，列对不齐，怎么弄
| 当前用户 | 应用程序 | SQL执行时间 | SQL |
|---|---|---|---|
| JSWX004gtrhjydddddddddddddddddddddd | JDBC | 2019-04-19 | sel |
| JSWX004 | JDBC | 2019-04-19 | select * from community t where t.id=1 |
| JSWX004 | JDBC | 2019-04-19 | select * from community t where t.id=1 |
| JSWX004 | JDBC | 2019-04-19 | select * from community t where t.id=1 |
| JSWX004 | JDBC | 2019-04-19 | select * from community t where t.id=1 |
| JSWX004 | JDBC | 2019-04-19 | select * from community t where t.id=1 |
| JSWX004 | JDBC | 2019-04-19 | select * from community t where t.id=1 |
| JSWX004 | JDBC | 2019-04-19 | select * from community t where t.id=1 |
| JSWX004 | JDBC | 2019-04-19 | select * from community t where t.id=1 |
| JSWX004 | JDBC | 2019-04-19 | select * from community t where t.id=1 |
| JSWX004 | JDBC | 2019-04-19 | select * from community t where t.id=1 |
css样式：
.tb2 tbody {
display: block;
height: 232px;
overflow-y: scroll;
}
.tb2 thead{
display: table;
width: 100%;
}
.tb2 tbody tr {
display: table;
width: 100%;
}
是不是要这种效果？
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
.box1{
width:1500px;
height:800px;
overflow:auto;
}
.tb2{
width:1800px;
height:1000px;
border-collapse: collapse; /*合并表格边框，表格边框塌陷*/
/*border:1px solid #000;*/
font-family: "Microsoft Yahei";
}
.tb2 th, .tb2 td{
/* border:1px solid #000;*/
text-align: left;
}
</style>
</head>
<body>
<div class="box1">
<table class="tb2">
<tr>
<th width="30%">当前用户</th>
<th width="11%">应用程序</th>
<th width="19%">SQL执行时间</th>
<th width="40%">SQL执行时间</th>
</tr>
<tr>
<td>ddddddddddddddddddddd</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>sel</td>
</tr>
<tr>
<td>JSWX004</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>select * from community t where t.id=1</td>
</tr>
<tr>
<td>JSWX004</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>select * from community t where t.id=1</td>
</tr>
<tr>
<td>JSWX004</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>select * from community t where t.id=1</td>
</tr>
<tr>
<td>JSWX004</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>select * from community t where t.id=1</td>
</tr>
<tr>
<td>JSWX004</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>select * from community t where t.id=1</td>
</tr>
<tr>
<td>JSWX004</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>select * from community t where t.id=1</td>
</tr>
<tr>
<td>JSWX004</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>select * from community t where t.id=1</td>
</tr>
<tr>
<td>JSWX004</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>select * from community t where t.id=1</td>
</tr>
<tr>
<td>JSWX004</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>select * from community t where t.id=1</td>
</tr>
<tr>
<td>JSWX004</td>
<td>JDBC</td>
<td>2019-04-19</td>
<td>select * from community t where t.id=1</td>
</tr>
</table>
</div>
</body>
</html>
