/* .au_background{
    width: 100%;
    height: 100%;

    background-size: 100% 100%;
}
.au_nav_margin{
    padding-top: 184px !important;
}
.au_img_width{
    width: 342px;
}
.au_border{
    margin: 19px 0;
    width: 220px;
    height: 7px;
    background-color: #FC8032;
}
.au_nav_margin2{
    padding-left: 110px;
}
.au_nav_margin3{
    margin-top: 199px;
}
.au_background2{
    margin-left: 20%;
    height: 107px;
    background-size: 106px 107px;
    background-position: 100% 0;
    background-repeat: no-repeat
}
.au_background2>ul>li{
    width: 86%;
    margin: 8px 0;
}
.au_background2>ul>li>p{
    font-size: 14px;
    font-family: "SourceHanSansCNMedium";
    font-weight: 500;
    line-height: 24px;
    color: #000000;
}
.au_img_width2{
    width: 243px;
}
.au_content{
    margin: 34px 0;
    width: 83%;
}
.au_content>p{
    font-size: 14px;
    font-family: 'Montserrat';
    font-weight: 400;
    line-height: 28px;
    color: #000000;
}
.au_content2>p{
    font-size: 18px;
    font-family: 'SourceHanSansCNMedium';
    font-weight: 500;
    line-height: 28px;
    color: #000000;
}
.au_content2{
    margin-bottom: 500px;
} */
#about-us .ab_parent{
    width: 100%;
    padding:75px 12.1654% 0 12.1654%;
}
#about-us .ab_parent>h1,.ab_parent>h2{
    font-size: 58px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #000;
    line-height: 80px;
}
#about-us .ab_parent{
    background-color: #E0E0E0;
}
#about-us .ab_parent>h1{
    margin: 133px 0 104px 0;
}

#about-us .ab_header{
    position: relative;
    width: 100%;
    height: 100%;
}
#about-us .ab_xian{
    position: absolute;
    left: -16%;
    width: 13.889%;
    height: 7.5px;
    border-bottom: 1px solid #777777;
}
#about-us .ab_table{
    display: flex;
    justify-content: flex-start;
}
#about-us .ab_table>li{
    padding:0 40px 0 0;
    border-right: 1px solid #f59559;
    vertical-align: auto;
}
#about-us .ab_table>li:last-of-type{
    padding:0 40px ;
    border-right: 0px;
}
#about-us .ab_table>li>p{
    font-size: 15.4px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #000;
    cursor: pointer;
    text-transform: capitalize;
}
#about-us #ab_checked{
    font-weight: 800;
}
#about-us .ab_banner{
    width: 100%;
    padding: 110px 0;
}
.ab_banner>img{
    width: 100%;
}
#about-us .ab_article{
    display: flex;
    padding: 0 0 110px 0;
    text-align: left;
}
#about-us .ab_article>div{
    width: 50%;
}
#about-us .ab_article>div>h3{
    font-size: 21.88px;
    font-family: 'Montserrat';
	font-weight: 700;
    color: #000;
    margin-bottom: 27px;
}
#about-us .ab_article>div>p{
    font-size: 15px;
    font-family: 'Montserrat';
	font-weight: 300;
    line-height: 25px;
    color: #000;
}
#about-us .ab_title>.h_title{
    font-size: 21.88px;
    font-family: 'Montserrat';
	font-weight: 700;
    color: #000;
    margin-bottom: 30px;
}
#about-us .ab_title>p{
    font-size: 18.75px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #ff8b00;
    margin-bottom: 105px;
}
#about-us .ab_title>span{
    font-size: 15.63px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #000;
    
}
#about-us .ab_introduce{
    display: flex;
}
#about-us .ab_introduce_left{
    display: flex;
    width: 45.139%;
}
#about-us .ab_introduce_left>div{
    text-align: left;
    width: 50%;
}
#about-us .ab_introduce_left>div>.h_title{
    font-size: 43.76px;
    font-family: 'Montserrat';
	font-weight: 800;
    color: #000;
    line-height: 73px;
}
#about-us .ab_text_h1{
    width: 175px;
    text-align: center;
}
#about-us .ab_text_p{
    width: 100px;
    text-align: center;
}
#about-us .ab_introduce_left>div>p{
    font-size: 15.63px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #000;
}
#about-us .ab_introduce_right{
   padding: 20px 0 0 0; 
   width: 54.861%;
}
#about-us .ab_catalogue_li{
    margin-bottom: 105px;
}
#about-us .ab_introduce_right>ul>li>p{
    font-size: 15.63px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #000;
    line-height: 25px;
}
#about-us .ab_catalogue_li2{
    margin-bottom: 35px;
}
#about-us .ab_introduce_right>ul{
    margin-bottom: 100px;
}
#about-us .ab_introduce_right>span{
    display: inline-block;
    font-size: 18.75px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #ff8b00;
    margin-bottom: 25px;
}
#about-us .ab_introduce_right>.h_title{
    font-size: 57.82px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #000;
}
#about-us .ab_content{
    padding: 0 0 18.5% 0;
}
#about-us .ab_video{
    
    margin-top: 105px;
    margin-bottom: 80px;
}
#about-us .ab_article2{
    display: flex;
    width: 100%;
    align-items: center;
    margin-bottom: 100px;
}

#about-us .ab_article2_logo{
}
.ab_article2_logo>img{
    width: 140px;
}
#about-us .ab_article2_content{
    margin-left: 10.42%;
}
#about-us .ab_article2_content>h1{
    line-height: 35px;
    font-size: 21px;
    font-family: 'Montserrat';
	font-weight: 700;
    color: #000;
    margin-bottom: 30px ;
}
#about-us .ab_article2_content>p{
    font-size: 15.62px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #000;
    line-height: 25px;
    margin-bottom: 10px;
}
#about-us #ab_banner{
    padding:0 0  110px 0;
}
#about-us .ab_bottom>h1{
    margin-left: 27.777%;
    width: 72.223%; 
    font-size: 15.62px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #000;
    line-height: 25px;
    margin-bottom: 100px;
}
#about-us .ab_bottom>h2{
    margin-left: 27.777%;
    width: 72.223%; 
    font-size: 18.75px;
    font-family: 'Montserrat';
	font-weight: 300;
    color: #ff8b00;
    line-height: 25px;
}
#about-us .ab_conten2{
    padding-bottom: 18.5%;
}
#about-us #ab_show{
    display: block;
}
#about-us .ab_table>li:first-of-type>p{
    min-width: 100px;
}
#about-us .ab_table>li:last-of-type>p{
    min-width: 180px;
}
#footer_first {
    margin-top: 0 !important;
}