.banner {
	width: 100%;
}

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

.main {
	background-color: #FFFFFF;
}

.main .main_bottom .content {
	padding-top: 80px;
	padding-bottom: 120px;
}

.main .main_bottom .problem_list {
	border-top: 1px solid #e6e6e6;
	border-bottom: 1px solid #e6e6e6;
	padding-top: 40px;
	padding-bottom: 80px;
}

.main .main_bottom .problem_list .container {
	box-sizing: border-box;
	padding: 0 100px;
}

.main .main_bottom .problem_list li .problem {
	border-bottom: 1px solid #e6e6e6;
	padding-top: 10px;
}

.main .main_bottom .problem_list li .problem h4 {
	font-family: pingfangr;
	font-size: 18px;
	color: #333333;
	line-height: 78px;
	float: left;
	font-weight: 500;
	padding-left: 65px;
	background-image: url(../images/problem_i.png);
	background-repeat: no-repeat;
	background-position: left 40px center;
}
.main .main_bottom .problem_list li .problem span.addtime {
	font-family: arial;
	font-size: 14px;
	color: #b2b2b2;
	line-height: 78px;
	display: block;
	float: right;
	padding-right: 30px;
}



.main .main_bottom #pagination {
	text-align: center;
	display: block;
	margin-top: 60px;
}

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

.main .main_bottom #pagination .btn-group .btn {
	display: inline-block;
	padding: 15px 20px;
	background-color: #f5f5f5;
	font-family: pingfangm;
	font-size: 16px;
	color: #009fe8;
	margin: 0 5px;
}

.main .main_bottom #pagination .btn-group a.btn {
	background-color: #009FE8;
	color: #FFFFFF;
}

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

@media screen and (max-width: 550px) { 
	
	.banner img {
        width: 150%;
        margin-left: -30%;
    }
	
	.main .main_bottom .content {
		padding-top: 0px;
		padding-bottom: 20px;
	}
	
	.main .main_bottom .problem_list {
		border: none;
		padding-bottom: 40px;
	}
	
	.main .main_bottom .problem_list .container {
		padding: 0 10px;
	}
	
	.main .main_bottom .problem_list li .problem h4 {
		padding-left: 15px;
		background-position: left 5px center;
		font-size: 16px;
	}
	
	.main .main_bottom .problem_list li .problem span.addtime {
		padding-right: 0px;
	}

	.main .main_bottom #pagination {
		margin-top: 0px;
	}
	
	.main .main_bottom #pagination .btn-group .btn {
		padding: 10px 15px;
	}
	
}