* {
	margin: 0px;
	padding: 0px;
}


li {
	list-style: none;
}

a {
	text-decoration: none;
	color: #333;
}

body {
	background: #e0e0e0;
}

.main {
	width: 1200px;
	margin: 0 auto;
}

.top-search {
	position: relative;
}

.top-search>img {
	width: 100%;
	display: block;
}

.search_input {
	width: 600px;
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	top: 73px;
	font-size: 0;
}

.student {
	display: block;
	margin: 0 auto;
}

.ss_ipt {
	width: 460px;
	height: 46px;
	font-size: 18px;
	padding: 0 10px;
	outline: none;
	display: inline-block;
	vertical-align: middle;
}

.ss_btn {
	width: 110px;
	height: 50px;
	display: inline-block;
	vertical-align: middle;
	background: #271983;
	color: white;
	font-size: 23px;
	border: none;
	cursor: pointer;
}

.dt_box {
	background: white;
	font-size: 0;
	border-radius: 5px;
	width: 960px;
	margin: 0 auto;
	margin-top: 20px;
}

.ls_box {
	display: inline-block;
	width: 25%;
	font-size: 16px;
	text-align: center;
	margin: 30px 0;
}

.ls_box:hover img {
	transform: scale(0.95);
}

.ls_box:hover h3 {
	color: red;
}

.ls_box img {
	display: inline-block;
	width: 60px;
	height: 60px;
	vertical-align: top;
}

.ls_tit {
	display: inline-block;
	text-align: left;
	vertical-align: top;
	margin-left: 5px;
}

.ls_tit h3 {
	font-size: 20px;
	color: #484747;
	font-weight: normal;
	line-height: 30px;
	letter-spacing: 2px;
	margin-top: 2px;
}

.ls_tit p {
	font-size: 16px;
	color: #7e7e7e;
	letter-spacing: 2px;
}

.footer {
	width: 1200px;
	margin: 0 auto;
	text-align: center;
	margin-top: 50px;
	color: #494949;
}

.footer p {
	color: #494949;
	font-size: 16px;
}