<style type="text/css">
table{
width: 200px;
height: 200px;
/*
border-collapse:collapse; separate属性值为默认属性值
*/
border: 2px solid red; border-collapse: collapse;
}
th,td{ border:2px solid red; }
</style>
标签：collapse,solid,2px,边框,red,table,border,CSS From： https://www.cnblogs.com/fkbzr1998/p/16714558.html