.main{
    width: 1200px;
    margin: 0 auto;
}
.header .main,#ntopbanneradv .main,#nwebnav .main{
    width: 91%;
    min-width: 1000px;
    max-width: 1732px;
}
body.f6{
    min-width: 1000px;
    background-color: #f6f7f9;
}
.advs i {
	position: absolute;
	left: 0;
	bottom: 0;
	z-index: 9;
	width: 24px;
	height: 12px;
	background: url("https://public.mtnets.com/Images/public/adv.png") no-repeat;
}
.advs img {
	display: block;
}
.Center {
	position: absolute;
	top: 50%;
	left: 50%;
	-webkit-transform: translate(-50%, -50%);
	transform: translate(-50%, -50%);
}
.Center-x {
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
}
.Center-y {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
}
.ease {
	-webkit-transition: all 0.3s ease;
	-moz-transition: all 0.3s ease;
	-ms-transition: all 0.3s ease;
	-o-transition: all 0.3s ease;
	transition: all 0.3s ease;
}
.gradual {
	background-image: -webkit-gradient(linear, left top, left bottom, from(rgba(0,0,0,0)), to(rgba(30,30,30,1)));
	background-image: -webkit-linear-gradient(180deg, rgba(0,0,0,0), rgba(30,30,30,1));
	background-image: -moz-linear-gradient(180deg, rgba(0,0,0,0), rgba(30,30,30,1));
	background-image: -ms-linear-gradient(180deg, rgba(0,0,0,0), rgba(30,30,30,1));
	background-image: -o-linear-gradient(180deg, rgba(0,0,0,0), rgba(30,30,30,1));
	background-image: linear-gradient(180deg, rgba(0,0,0,0), rgba(30,30,30,1));
}
/* 在线链接服务仅供平台体验和调试使用，平台不承诺服务的稳定性，企业客户需下载字体包自行发布使用并做好备份。 */
@font-face {
    font-family: "阿里妈妈数黑体 Bold";font-weight: 700;src: url("//at.alicdn.com/wf/webfont/wx0pUWg2FoQt/fyzzWfiNSCOP.woff2") format("woff2"),
    url("//at.alicdn.com/wf/webfont/wx0pUWg2FoQt/Hg6wegBjyy4b.woff") format("woff");
    font-display: swap;
}
@font-face {
	font-family: AlibabaPuHuiTi-3-95-ExtraBold;
	src:
        url(/fonts/AlibabaPuHuiTi-3-95-ExtraBold/AlibabaPuHuiTi-3-95-ExtraBold.woff) format('woff'),
        url(/fonts/AlibabaPuHuiTi-3-95-ExtraBold/AlibabaPuHuiTi-3-95-ExtraBold.woff2) format('woff2');
}

/* header */
.header{
    background-color: #fff;
}
.header .main{
    overflow: hidden;
}
.header a{
    font-size: 16px;
    color: #333;
}
.header a:hover{
    color: #00994d;
}
.header .left{
    float: left;
    margin: 7px 0;
}
.header .left a.logo{
    height: 50px;
    display: inline-block;
    vertical-align: top;
}
.header .left span{
    display: inline-block;
    vertical-align: top;
    padding-left: 26px;
    margin-left: 24px;
    height: 50px;
    line-height: 50px;
    font-size: 24px;
    font-family: "阿里妈妈数黑体 Bold";
    position: relative;
}
.header .left span::after{
    position: absolute;
    content: "";
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 30px;
    background-color: #dddddd;
}
.header .right{
    float: right;
    margin: 12px 0;
    height: 40px;
    line-height: 40px;
}
.header .right li{
    margin-left: 65px;
    display: inline-block;
    vertical-align: top;
}
.header .right li:first-child{
    margin-left: 0;
}
.header .right li a{
    display: block;
}
.header .right li.login,.header .right li.register{
    width: 110px;
    border-radius: 28px;
    text-align: center;
}
.header .right li.login{
    margin-left: 55px;
    background-color: #fff;
    border: 1px solid #00994d;
}
.header .right li.login a{
    color: #00994d;
}
.header .right li.register{
    margin-left: 20px;
    background-color: #00994d;
    border: 1px solid #00994d;
}
.header .right li.register a{
    color: #fff;
}
#ntopbanneradv{
    padding-top: 20px;
    /* background-color: #fff; */
}
#nwebnav{
    padding: 20px 0;
    /* background-color: #fff; */
}
#nwebnav p{
    line-height: 23px;
}
#nwebnav a {
	height: 23px;
	line-height: 23px;
	font-size: 16px;
	color: #333;
	display: inline-block;
	vertical-align: top;
	padding: 0 15px;
}
#nwebnav a:hover{
    color: #00994d;
}
.nwebnav-left{
    float: left;
    width: 58%;
}
#nwebnav .nwebnav-left a{
    color: #ff0000
}
.nwebnav-left span {
	width: 25px;
	height: 46px;
	float: left;
	display: block;
	background: url(/images/Public/publicbg.jpg) 1px -30px no-repeat;
	background-size: 300px auto;
}
.nwebnav-right{
    overflow: hidden;
}
.nwebnav-right span {
	width: 25px;
	height: 46px;
	float: left;
	display: block;
	background: url(/images/Public/publicbg.jpg) -24px -30px no-repeat;
    background-size: 300px auto;
}
/* top */
.top{
    padding: 54px 0 64px;
    background: url(../../../../images/help/version/2023/top.png) no-repeat;
    background-size: 100% 100%;
}
.top h1{
    height: 42px;
    line-height: 42px;
    font-size: 32px;
    color: #fff;
    font-weight: normal;
    font-family: AlibabaPuHuiTi-3-95-ExtraBold;
    text-align: center;
}
.top .item{
    width: 720px;
    margin: 25px auto 0;
}
.top .search{
    position: relative;
    border-radius: 28px;
    box-shadow: 0px 7px 7px -7px rgba(100, 100, 100, 0.3);
}
.top .search input{
    height: 60px;
    line-height: 60px;
    width: 100%;
    padding: 0 100px 0 34px;
    box-sizing: border-box;
    background-color: #fff;
    border: 0;
    border-radius: 28px;
    font-size: 16px;
    color: #999;
}
.top .search button {
	position: absolute;
	top: 0;
	right: 0;
	bottom: 0;
	border-radius: 0 28px 28px 0;
	border: 0;
	background: #f90;
	width: 100px;
	font-size: 18px;
	color: #fff;
}
.top .search button i {
	font-size: 18px;
	color: #fff;
	margin-right: 4px;
}
.top .hot{
    margin-top: 15px;
    height: 20px;
    line-height: 20px;
    font-size: 14px;
    color: #fff;
    overflow: hidden;
    text-align: center;
}
.top .hot span{
    display: inline-block;
    vertical-align: top;
}
span i{
    font-size: 18px;
    margin-right: 10px;
    font-style: normal;
    color: #ff6600;
}
.top .hot a{
    margin: 0 9px;
    display: inline-block;
    vertical-align: top;
    color: #fff;
}
.top .hot a:last-child{
    margin-right: 0;
}
.top .hot a:hover{
    color: #f60;
}
/* content */
.content{
    margin-top: 32px;
    overflow: hidden;
}
.content .left{
    float: left;
    padding: 28px 0 42px;
    width: 240px;
    margin-right: 16px;
    background-color: #fff;
    border-radius: 10px;
}
.content .left b{
    height: 28px;
    line-height: 28px;
    padding: 0 24px;
    font-size: 20px;
    font-weight: normal;
    font-family: AlibabaPuHuiTi-3-95-ExtraBold;
    color: #333;
    display: block;
}
.content .left .menu-1{
    margin-top: 22px;
}
.menu-1 li>a{
    height: 50px;
    line-height: 50px;
    padding: 0 28px;
    font-size: 16px;
    color: #333;
    font-weight: normal;
    overflow: hidden;
    position: relative;
    display: block;
}
.menu-1 li>a i{
    display: inline-block;
    vertical-align: top;
    margin: 21px 8px 0 0;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 5px 0 5px 5px;
    border-color:  transparent  transparent transparent #00994d;
}
.menu-2{
    padding: 0 28px 0 50px;
    display: none;
}
.menu-2 li>a{
    height: 48px;
    line-height: 48px;
    font-size: 14px;
    font-weight: 700;
    padding: 0;
    color: #333!important;
    background-color: transparent!important;
    display: block;
    overflow: hidden;
}
.menu-2 li>a:hover,.menu-2 li>a.inactives{
    color: #00994d!important;
}
.menu-3 {
    display: none;
    padding: 0 28px 0 18px;
    position: relative;
}
.menu-3::after{
    position: absolute;
    content: "";
    left: 8px;
    top: 10px;
    bottom: 10px;
    width: 1px;
    background-color: #ddd;
}
.menu-3 li>a{
    height: 36px;
    line-height: 36px;
    font-weight: normal;
    display: block;
}
.menu-3 li>a:hover,.menu-3 li>a.inactives{
    color: #00994d!important;
    text-decoration:underline;
}
.menu-1 li>a.inactives,.menu-1 li>a:hover{
    background-color: #f5fffa;
    color: #00994d;
}
.menu-1 li>a.inactives i{
    margin-top: 24px;
    border-width: 5px 5px 0 5px;
    border-color: #00994d transparent transparent transparent;
}
.content .right{
    overflow: hidden;
}
.content .partTitle{
    height: 32px;
    line-height: 32px;
}
.content .partTitle i{
    width: 8px;
    height: 18px;
    margin:7px 15px 0 0;
    background-color: #00994d;
    border-radius: 16px;
    display: inline-block;
    vertical-align: top;
}
.content .partTitle b{
    font-size: 20px;
    color: #00994d;
    font-weight: normal;
    font-family: AlibabaPuHuiTi-3-95-ExtraBold;
}
/* part1 */
.content .part1{
    padding: 26px 0 28px;
    background-color: #fff;
    border-radius: 10px;
}
.content .part1 ul{
    margin-top: 25px;
    overflow: hidden;
}
.content .part1 li{
    float: left;
    width: 20%;
}
.content .part1 li a{
    display: block;
    width: 100px;
    margin: 0 auto;
}
.content .part1 li i{
    width: 32px;
    height: 32px;
    margin: 0 auto;
    background-size: 100% 100%!important;
    display: block;
}
.content .part1 li:nth-child(1) i{
    background: url(../../../../images/help/version/2023/part1-01.png) no-repeat;
    
}
.content .part1 li:nth-child(2) i{
    background: url(../../../../images/help/version/2023/part1-02.png) no-repeat;
    
}
.content .part1 li:nth-child(3) i{
    background: url(../../../../images/help/version/2023/part1-03.png) no-repeat;
    
}
.content .part1 li:nth-child(4) i{
    background: url(../../../../images/help/version/2023/part1-04.png) no-repeat;
    
}
.content .part1 li:nth-child(5) i{
    background: url(../../../../images/help/version/2023/part1-05.png) no-repeat;
    
}
.content .part1 li span{
    margin-top: 14px;
    height: 20px;
    line-height: 20px;
    font-size: 16px;
    color: #333;
    display: block;
    text-align: center;
    overflow: hidden;
}
.content .part1 li a:hover span{
    color: #00994d;
}
/* part2 */
.part2{
    margin-top: 16px;
    padding: 26px 0 28px;
    background-color: #fff;
    border-radius: 10px;
}
.part2 .part2Bot{
    padding: 0 24px;
    overflow: hidden;
}
.part2 ul{
    margin-right: -30px;
    overflow: hidden;
}
.part2 li{
    float: left;
    width: 25%;
    margin-top: 10px;
    padding-right: 30px;
    box-sizing: border-box;
}
.part2 li b{
    height: 22px;
    line-height: 22px;
    font-size: 15px;
    color: #333;
    display: block;
}
.part2 li a{
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    color: #333;
    display: block;
}
.part2 li a:hover{
    color: #00994d;
}
/* part3 */
.content .part3{
    margin-top: 16px;
    padding: 26px 0 28px;
    background-color: #fff;
    border-radius: 10px;
}
.content .part3 ul{
    margin-top: 25px;
    overflow: hidden;
}
.content .part3 li{
    float: left;
    width: 33.33%;
    padding: 0 10px;
    box-sizing: border-box;
}
.content .part3 li a{
    display: block;
}
.content .part3 li i{
    width: 32px;
    height: 33px;
    margin: 0 auto;
    background-size: 100% 100%!important;
    display: block;
}
.content .part3 li:nth-child(1) i{
    background: url(../../../../images/help/version/2023/part3-01.png) no-repeat;
    
}
.content .part3 li:nth-child(2) i{
    width: 29px;
    background: url(../../../../images/help/version/2023/part3-02.png) no-repeat;
    
}
.content .part3 li:nth-child(3) i{
    background: url(../../../../images/help/version/2023/part3-03.png) no-repeat;
    
}
.content .part3 li b{
    margin-top: 14px;
    line-height: 20px;
    height: 20px;
    font-size: 15px;
    color: #333;
    display: block;
    overflow: hidden;
    text-align: center;
}
.content .part3 li span{
    margin-top: 10px;
    height: 20px;
    line-height: 20px;
    font-size: 16px;
    color: #333;
    display: block;
    text-align: center;
    overflow: hidden;
}
.content .part3 li span a{
    margin: 0 5px;
    color: #333;
    display: inline-block;
    vertical-align: top;
}
.content .part3 li span a:first-child{
    margin-left: 0;
}
.content .part3 li span a:last-child{
    margin-right: 0;
}
.content .part3 li b:hover,.content .part3 li span a:hover{
    color: #00994d;
}
/* part4 */
.part4{
    margin-top: 16px;
    padding: 26px 0 28px;
    background-color: #fff;
    border-radius: 10px;
}
.part4 .part4Bot{
    padding: 0 24px;
    overflow: hidden;
}
.part4 ul{
    margin-right: -65px;
    overflow: hidden;
}
.part4 li{
    float: left;
    width: 33.33%;
    margin-top: 10px;
    padding-right: 65px;
    box-sizing: border-box;
}
.part4 li b{
    height: 22px;
    line-height: 22px;
    font-size: 15px;
    color: #333;
    display: block;
}
.part4 li span{
    margin-top: 10px;
    line-height: 22px;
    height: 110px;
    font-size: 14px;
    color: #999;
    display: block;
    overflow: hidden;
}
.part4 li p{
    margin-top: 15px;
    margin-left: -12px;
    line-height: 20px;
    font-size: 15px;
    overflow: hidden;
}
.part4 li p a{
    margin-left:12px;
    color: #00994d;
    text-decoration: underline;
    display: inline-block;
    vertical-align: top;
}
.part4 li a.btn{
    margin-top: 18px;
    width: 98px;
    height: 30px;
    line-height: 30px;
    font-size: 15px;
    color: #999;
    text-align: center;
    border: 1px solid #e5e5e5;
    border-radius: 6px;
    display: block;
}
.part4 li a.btn:hover{
    background-color: #00994d;
    border-color: #00994d;
    color: #fff;
}
/* part5 */
.part5{
    margin-top: 16px;
    padding: 26px 0 28px;
    background-color: #fff;
    border-radius: 10px;
}
.part5 .part5Bot{
    padding: 0 24px;
    overflow: hidden;
}
.part5 ul{
    margin-right: -35px;
    overflow: hidden;
}
.part5 li{
    float: left;
    width: 33.33%;
    height: 24px;
    line-height: 24px;
    margin-top: 17px;
    padding-right: 25px;
    box-sizing: border-box;
    overflow: hidden;
}
.part5 li p{
    font-size: 14px;
    color: #999;
}
.part5 li p a{
    font-size: 16px;
    color: #333;
}
.part5 li p a:nth-child(1){
    float: left;
    max-width: 48%;
    margin-right:1%;
}
.part5 li p a:nth-child(2){
    margin-left:1%;
    overflow: hidden;
}
.part5 li p a:hover{
    color: #00994d;
}
/* part6 */
.part6{
    margin-top: 16px;
    padding: 26px 0 28px;
    background-color: #fff;
    border-radius: 10px; 
}
.part6 .part6Bot{
    padding: 0 24px;
    overflow: hidden;
}
.part6 ul{
    margin-top: 14px;
    margin-right: -85px;
    overflow: hidden;
}
.part6 li{
    float: left;
    width: 25%;
    margin-top: 10px;
    padding-right: 85px;
    box-sizing: border-box;
}
.part6 li p{
    height: 20px;
    line-height: 20px;
    font-size: 16px;
    color: #00994d;
    overflow: hidden;
}
.part6 li span{
    margin-top: 10px;
    height: 24px;
    line-height: 24px;
    font-size: 18px;
    color: #333;
    display: block;
    overflow: hidden;
}
.part6 li a.btn{
    margin-top: 16px;
    width: 98px;
    height: 30px;
    line-height: 30px;
    font-size: 14px;
    text-align: center;
    border: 1px solid #e5e5e5;
    color: #333;
    border-radius: 6px;
    display: block;
    position: relative;
}
.part6 li a.btn i{
    width: 18px;
    height: 20px;
    background: url(../../../../images/help/version/2023/part-qq.png);
    background-size: 100% 100%;
    margin: 5px 4px 0 0;
    display: inline-block;
    vertical-align: top;
}
.part6 li a.btn .QQhover {
	position: absolute;
	left: 0px;
	bottom: 25px;
	border: 1px solid #666;
	border-radius: 4px;
	line-height: 20px;
	color: #333;
	background: rgba(255,255,255,.9);
	display: none;
	cursor: auto;
	font-weight: 700;
	height: 20px;
	width: 100px;
	text-align: center;
}
.part6 li a.btn:hover .QQhover{
	display: inline-block;
}
.part6 li a.btn:hover{
    border-color: #00994d;
}
/* footer */
#nfoot{  margin: 10px auto 0 auto; padding: 13px 10px 0 10px; display: block;}
#nfoot p{ display: block;text-align: center; color: #444446; font: normal 12px/26px '����',"Arial"; }
#nfoot span{ display: block; text-align: center; color: #ABABAD; font: normal 12px/26px "Arial",'����'; border-top: 1px solid #CCCCCC; padding: 8px 0 0 0; margin: 3px 0 0 0; }
#nfoot span a{ text-decoration: none; color:#285F0A; padding: 0px 10px; }
#nfoot span a:hover{ color: #FB5005; }
#nfoot p strong{ font: normal 11px "Arial"; padding: 0px 25px 0 0; }
#nfoot p b{ padding: 0px 3px;font: normal 12px/26px "Arial",'����';position: relative; }
#nfoot p b img{ vertical-align: middle; }
#nfoot p b{
    position: relative;
}
#nfoot .QQhover {
	position: absolute;
	left: 0px;
	bottom: 17px;
	border: 1px solid #666;
	border-radius: 4px;
	line-height: 20px;
	color: #333;
	background: rgba(255,255,255,.9);
	display: none;
	cursor: auto;
	font-weight: 700;
	height: 20px;
	width: 110px;
	outline: none;
	text-align: center;
	resize: none;
}
#nfoot p b a:hover .QQhover{
	display: inline-block;
}
/* media */
@media only screen and (max-width: 1024px){
    .header .left a.logo {
        height: 36px;
    }
    .header .left {
        margin: 5px 0;
    }
    .header .left span {
        padding-left: 17px;
        margin-left: 17px;
        height: 36px;
        line-height: 36px;
        font-size: 18px;
    }
    .header .right {
        margin: 8px 0;
        height: 30px;
        line-height: 30px;
    }
    .header .right li {
        margin-left: 42px;
    }
    .header a {
        font-size: 14px;
    }
    .header .right li.login, .header .right li.register {
        width: 80px;
        border-radius: 20px;
    }
    .header .right li.login {
        margin-left: 40px;
    }
    .header .right li.register {
        margin-left: 14px;
    }
    .main,#nfoot{
        width: 1000px;
    }
    .content .left {
        padding: 14px 10px 22px;
        width: 200px;
    }
    .content .left b {
        height: 24px;
        line-height: 24px;
        font-size: 16px;
        padding: 0 15px;
    }
    .content .left .menu-1 {
        margin-top: 14px;
    }
    .menu-1 li > a {
        height: 30px;
        line-height: 30px;
        padding: 0 12px;
        font-size: 13px;
    }
    .menu-2 li > a,.menu-3 li > a{
        font-size: 12px;
        padding: 0;
    }
    .menu-1 li > a i {
        margin: 12px 5px 0 0;
    }
    .menu-1 li > a.inactives i {
        margin-top: 14px;
        margin-right: 2px;
    }
    .menu-2 {
        padding: 0 8px 0 18px;
    }
    .content .part1 li span {
        font-size: 14px;
    }
    .part2 li b {
        height: 22px;
        line-height: 22px;
        font-size: 13px;
    }
    .part2 li a {
        height: 30px;
        line-height: 30px;
        font-size: 14px;
    }
    .content .part3 li span {
        margin-top: 6px;
        height: 20px;
        line-height: 20px;
        font-size: 14px;
    }
    .content .part3 li b {
        margin-top: 10px;
        line-height: 20px;
        height: 20px;
        font-size: 14px;
    }
    .part4 li b {
        font-size: 14px;
    }
    .part4 li span {
        margin-top: 6px;
        line-height: 20px;
        height: 100px;
        font-size: 12px;
    }
    .part4 li p {
        margin-top: 10px;
    }
    .part4 li p a {
        height: 20px;
        line-height: 20px;
        font-size: 12px;
    }
    .part4 li a.btn {
        margin-top: 10px;
        width: 88px;
        height: 26px;
        line-height: 26px;
        font-size: 13px;
    }
    .part5 li p {
        font-size: 12px;
    }
    .part5 li {
        height: 22px;
        line-height: 22px;
        margin-top: 12px;
        padding-right: 20px;
    }
    .part5 li p {
        font-size: 12px;
    }
    .part5 li p a {
        max-width: 104px;
        margin-right: 6px;
        font-size: 13px;
    }
    .part6 li p {
        font-size: 14px;
    }
    .part6 li span {
        margin-top: 5px;
        height: 20px;
        line-height: 20px;
        font-size: 16px;
    }
    .part6 li a.btn {
        margin-top: 8px;
        width: 88px;
        height: 24px;
        line-height: 24px;
        font-size: 12px;
    }
    .part6 li a.btn i {
        width: 12px;
        height: 14px;
    }
    .part6,.part5,.part4,.content .part3,.part2 {
        margin-top: 12px;
        padding: 18px 0 20px;
    }
    .content .part1{
        padding: 18px 0 20px;
    }
    #nwebnav a {
        height: 23px;
        line-height: 23px;
        font-size: 12px;
        padding: 0 6px;
    }



}
@media only screen and (min-width: 1025px) and (max-width: 1299px){
    .header .left a.logo {
        height: 36px;
    }
    .header .left {
        margin: 5px 0;
    }
    .header .left span {
        padding-left: 17px;
        margin-left: 17px;
        height: 36px;
        line-height: 36px;
        font-size: 18px;
    }
    .header .right {
        margin: 8px 0;
        height: 30px;
        line-height: 30px;
    }
    .header .right li {
        margin-left: 42px;
    }
    .header a {
        font-size: 14px;
    }
    .header .right li.login, .header .right li.register {
        width: 80px;
        border-radius: 20px;
    }
    .header .right li.login {
        margin-left: 40px;
    }
    .header .right li.register {
        margin-left: 14px;
    }
    .main,#nfoot{
        width: 1138px;
    }
    .content .left {
        padding: 20px 16px 28px;
        width: 220px;
    }
    .menu-1 li > a {
        height: 36px;
        line-height: 36px;
        padding: 0 16px;
        font-size: 14px;
    }
    .menu-2 li > a,.menu-3 li > a{
        font-size: 12px;
        padding: 0;
    }
    .menu-1 li > a i {
        margin: 14px 6px 0 0;
    }
    .menu-1 li > a.inactives i {
        margin: 17px 3px 0 0;
    }
    .menu-2 {
        padding: 0 12px 0 22px;
    }
    .menu-3 {
        padding: 0 14px 0 12px;
    }
    .menu-3 li > a {
        height: 28px;
        line-height: 28px;
    }
    .menu-3::after {
        left: 3px;
    }
    .content .part1 li span {
        font-size: 14px;
    }
    .part2 li b {
        height: 22px;
        line-height: 22px;
        font-size: 13px;
    }
    .part2 li a {
        height: 30px;
        line-height: 30px;
        font-size: 14px;
    }
    .content .part3 li span {
        margin-top: 6px;
        height: 20px;
        line-height: 20px;
        font-size: 14px;
    }
    .content .part3 li b {
        margin-top: 10px;
        line-height: 20px;
        height: 20px;
        font-size: 14px;
    }
    .part4 li b {
        font-size: 14px;
    }
    .part4 li span {
        margin-top: 6px;
        line-height: 20px;
        height: 100px;
        font-size: 12px;
    }
    .part4 li p {
        margin-top: 10px;
    }
    .part4 li p a {
        height: 20px;
        line-height: 20px;
        font-size: 12px;
    }
    .part4 li a.btn {
        margin-top: 10px;
        width: 88px;
        height: 26px;
        line-height: 26px;
        font-size: 13px;
    }
    .part5 li p {
        font-size: 12px;
    }
    .part5 li {
        height: 22px;
        line-height: 22px;
        margin-top: 12px;
        padding-right: 20px;
    }
    .part5 li p {
        font-size: 12px;
    }
    .part5 li p a {
        max-width: 104px;
        margin-right: 6px;
        font-size: 13px;
    }
    .part6 li p {
        font-size: 14px;
    }
    .part6 li span {
        margin-top: 5px;
        height: 20px;
        line-height: 20px;
        font-size: 16px;
    }
    .part6 li a.btn {
        margin-top: 8px;
        width: 88px;
        height: 24px;
        line-height: 24px;
        font-size: 12px;
    }
    .part6 li a.btn i {
        width: 12px;
        height: 14px;
    }
    .part6,.part5,.part4,.content .part3,.part2 {
        margin-top: 12px;
        padding: 18px 0 20px;
    }
    .content .part1{
        padding: 18px 0 20px;
    }
    #nwebnav a {
        height: 23px;
        line-height: 23px;
        font-size: 13px;
        padding: 0 8px;
    }
}
@media only screen and (min-width: 1300px) and (max-width: 1599px){
    #nwebnav a {
        font-size: 14px;
        padding: 0 12px;
    }
}