body, object, iframe, h1, h2, h3, h4, h5, h6, blockquote, a, code, em, img, q, small, strong, dd, dl, dt, li, ol, ul, fieldset, form, label, table, tbody, tr, th, td, input, textarea {  color:#333;  font:12px/1.5 "宋体", tahoma,arial,\5b8b\4f53; font-family: 微软雅黑;}
*{ margin: 0; padding: 0;}
img{display: inline-block; outline: 0; border: 0;}
ul li{list-style: none;}
a{ text-decoration: none; outline: 0;}


.banner {
	width: 100%;
	height: 400px;
	background: url(/appthemeservice/2020gzbg_banner.jpg) no-repeat center;
}
.main {
	width: 100%;
	/* min-height: 800px; */
	overflow: auto;
	background: url(/appthemeservice/2020gzbg_background.png) no-repeat top center;
}
.main_box {
	width: 1100px;
	min-height: 530px;
	margin: 0 auto;
	margin-top: 50px;
	margin-bottom: 70px;
}
.main_box div:first-child {
	width: 354px;
}
.main_box div {
	float: left;
	width: 337px;
	/* overflow: auto; */
}
.main_box div>a:nth-child(2) {
	margin-top: 24px;
}
.main_box div a {
	display: block;
}
.main_box div img {
	display: block;
}
.main_box div:nth-child(2) {
	margin: 0 35px;
}