*{
margin:0px;
padding:0px;
}
div{
border:10pxsolid#ccc;
height:250px;
text-align:center;
font-size:50px;
}
.f3div{
width:31%;
float:left;
}
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html网页框架设计。
*{
margin:0px;
padding:0px;
}
div{
border:10pxsolid#ccc;
height:250px;
text-align:center;
font-size:50px;
}
.f3div{
width:31%;
float:left;
}
