@media screen and (max-width: 1500px) {
    .head_wrap {
        width: 1200px;
        margin: 0 auto;
    }
    .top_wrap {
        width: 1100px;
    }
    .header_search{
		width: 160px;
	}
    .header_r {
        right: 40px;
    }
    .snavbox {
        margin-left: 100px;
    }
}
@media screen and (min-width: 1921px) {
     .head_wrap {
        width: 1100px;
        margin: 0 auto;
    }
    .top_wrap {
        width: 1100px;
    }
    .header_search{
		width: 160px;
	}
    .header_r {
    }
    .snavbox {
        margin-left: 100px;
    }
}