*{
    padding: 0;
    margin: 0;
    list-style: none;
    border: 0;
}

.container{
    min-width:1280px;
    text-align: center;
}

a{
    cursor: pointer;
}

.content_banner{
    height: 320px;
    width: 100%;
    background-color: black;
}

.banner{
    width: 1280px;
    height: 320px;
    margin: 0 auto;
	position: relative;
}

.pic_text_solution {
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	color: #FFFFFF;
	text-align: center;
}

.pic_text_solution .title {
	/* width: 160px; */
	height: 56px;
	line-height: 56px;
	font-size: 40px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #FFFFFF;
	margin-top: 60px;
	text-align: center;
}

.pic_text_solution .content {
	/* width: 740px; */
	height: 58px;
	font-size: 18px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #FFFFFF;
	line-height: 29px;
	margin-top: 30px;
	text-align: center;
}

.banner img{
    width: 1280px;
    height: 320px;
}

.content_first_city{
    width: 100%;
    height: 410px;
}

.content_title_city{
    font-size: 32px;
    padding-top: 50px;
}

.first_detail_city{
    width: 1050px;
    height: 150px;
    margin: 100px auto;
}

.first_detail_city ul li div:nth-child(3n){
	color: #666666;
}

.first_detail_city li{
    position: relative;
    float: left;
    width: 340px;
    font-size: 14px;
}

.first_detail_city li>div{
    margin-bottom: 15px;
}

/* .first_detail_city img{
    width: 81px;
    height: 76px;
} */

.city_first_img img{
	width: 100px;
}
.city_first_img li div:first-child{
	height: 100px;
	
}

.city_second_img img{
	width: 60px;
}
.city_second_img li div:first-child{
	height: 80px;
}

.detail_title_city{
    font-size: 21px;
}

.content_second_city{
    width: 100%;
    height: 450px;
    background-color: #F5F7FA;
}

.content_third_city{
    width: 100%;
    height: 720px;
}

.third_detail_city{
    margin: 20px auto;
    width: 1280px;
}

.third_detail_city img{
    width: 400px;
    /* height: 300px; */
}

.third_detail_city li{
    position: relative;
    float: left;
    margin: 10px;
}

.third_detail_title{
	font-size: 16px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #000000;
	line-height: 28px;
	margin-top: 5px;
}

.content_fourth_city{
    width: 100%;
    height: 950px;
    /* background-color: #000000; */
	background: url(../../image/plan/city/albg.png);
    color: white;
}

.fourth_detail_city{
    width: 1280px;
    height: 720px;
    margin: 50px auto;
}

.fourth_detail_city img{
    width: 1280px;
    height: 720px;
}