CSS div斜线倾斜45度

div的样式：

.line-div{

width: 12rem;

height: 4rem;

border-bottom: 0.15rem solid #dcdcdc;

/* border: 2px solid #000000; */

position: absolute;

text-align: center;

margin-left: 50%;

margin-top: -10rem;

-webkit-transform: rotate(25deg);

-moz-transform: rotate(25deg);

filter: progid:DXImageTransform.Microsoft.BasicImage(Rotation=0.45);

}