效果图
压缩后的CSS
<table class="gridtable"> table部分设置class=gridtable即可
table.gridtable{font-family:verdana,arial,sans-serif;font-size:11px;color:#333333;border-width:1px;border-color:#666666;border-collapse:collapse}
table.gridtable th{border-width:1px;padding:8px;border-style:solid;border-color:#666666;background-color:#dedede}
table.gridtable td{border-width:1px;padding:8px;border-style:solid;border-color:#666666;background-color:#ffffff}
完整html代码
<!DOCTYPE html>
<html>
<head>
<title>简洁清爽表格css</title>
<style type="text/css">
table.gridtable {
font-family:verdana,arial,sans-serif;
font-size:11px;
color:#333333;
border-width:1px;
border-color:#666666;
border-collapse:collapse;
}
table.gridtable th {
border-width:1px;
padding:8px;
border-style:solid;
border-color:#666666;
background-color:#dedede;
}
table.gridtable td {
border-width:1px;
padding:8px;
border-style:solid;
border-color:#666666;
background-color:#ffffff;
}
</style>
</head>
<body>
<table class="gridtable">
<tr>
<th>姓名</th>
<th>年龄</th>
<th>性别</th>
<th>创建时间</th>
</tr>
<tr><td>张三</td><td>12</td><td>男</td><td>2022-11-03 17:28:09</td></tr>
<tr><td>李四</td><td>12</td><td>男</td><td>2022-11-03 17:28:09</td></tr>
<tr><td>王五</td><td>12</td><td>男</td><td>2022-11-03 17:28:09</td></tr>
<tr><td>赵六</td><td>12</td><td>男</td><td>2022-11-03 17:28:09</td></tr>
</table>
</body>
</html>