为什么我的header里的background显示不出来
.public-header{
height: 110px;
}
.public-container{
position: relative;
margin:0 auto;
background:#red;
width: 1100px;
}
.public-header{
height: 110px;
}
.public-container{
position: relative;
margin:0 auto;
background:#red;
width: 1100px;
}
2017-02-14
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