.w1200{
    width: 1200px;
}
.margin-auto{
    margin: 0 auto;
}
.margin-t-30{
    margin-top: 30px;
}
.text-over{
    -ms-text-overflow: ellipsis;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}
.border-b-d{
	border-bottom: 1px dashed #dbdbdb;
}