.banner {
	width: 100%;
}

.banner img {
	display: block;
	width: 100%;
}

.main {
	background-color: #FFFFFF;
	padding-bottom: 120px;
	padding-top: 100px;
}

.main .container {
	width: 1400px;
}

.main ul.strength_list {
	display: flex;
	flex-flow: row wrap;
	justify-content: flex-start;
	margin-left: -30px;
	margin-right: -30px;
}

.main ul.strength_list li {
	width: calc((100% - 180px) / 3);
	margin: 0 30px;
	margin-bottom: 20px;
}

.main ul.strength_list li .pic {
	overflow: hidden;
}

.main ul.strength_list li .pic img {
	display: block;
	width: 100%;
	transition: 0.5s;
}

.main ul.strength_list li p {
	font-size: 18px;
	font-weight: bold;
	color: #333333;
	text-align: center;
	line-height: 78px;
}

.main ul.strength_list li:hover .pic img {
	transform: scale(1.2);
}

.main #pagination {
	text-align: center;
	display: block;
	height: auto;
	margin-top: 20px;
}

.main #pagination .btn-group {
	display: inline-block;
	height: auto;
}

.main #pagination #page_center_botton {
	display: none;
}

.main #pagination .btn-group .btn {
	font-family: pingfang;
	font-size: 14px;
	font-weight: bold;
	color: #000000;
	padding: 15px 20px;
	background-color: #f5f5f5;
	margin: 0 5px;
	display: inline-block;
}

.main #pagination .btn-group a.btn {
	background-color: #202b62;
	color: #FFFFFF;
}

@media screen and (max-width: 1050px ) {
	
	.banner {
		overflow: hidden;
	}
	
	.banner img {
		width: 140%;
		margin-left: -20%;
	}
	
	.main {
		padding-top: 20px;
		padding-bottom: 80px;
	}
	
	.main ul.strength_list {
		margin-left: -5px;
		margin-right: -5px;
	}
	
	.main ul.strength_list li {
		width: calc((100% - 20px) / 2);
		margin: 0 5px;
	}
	
	.main ul.strength_list li p {
		font-size: 14px;
		line-height: 34px;
	}
	
	.main #pagination .btn-group .btn {
		padding: 8px 10px;
	}
	
}