body{
    background: url(../images/xingxingdiandian.png) no-repeat;
    background-size: cover;
    width: 1909px;
    height: auto;
    max-width: 100%;
    position: relative;
    z-index: 1;
}
h1{
    text-transform: uppercase;
}

h1 span,h2 span{
    color: #f66a34;
}
h2{
    text-transform: uppercase;
    font-style: italic;
}

.banner-con{
    background: url(../images/about-banner.jpg) no-repeat;
    min-height: 600px;
    padding-top: 100px;
    color: #ffffff;
}
.banner-con .banner{
    margin-top: 50px;
}
.banner-con .banner .desc{
    max-width: 420px;
}


.story-con .story{
    gap: clamp(20px,2.5vw,50px);
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
}
.story-con ul{
    gap: 30px;
    margin-top: 20px;
}
.story-con ul li{
    width: calc((100% - 30px) / 2);
}

.story-con a{
    display: inline-block;
    width: 100%;
    height: 50px;
    line-height: 50px;
    background: #f66a34;
    border-radius: 10px;
    font-size: 18px;
    color: #ffffff;
    text-align: center;
}
.story-con img{
    display: inline;
}
.story-con .four li{
    border-radius: 20px;
}
.story-con .four li:not(:last-child){
    background: #f2f2f2;
    padding: 30px clamp(30px , 4.2vw, 80px);
}
.story-con .four li p:nth-child(1){
    text-transform: uppercase;
    font-weight: 100;
    margin-bottom: 0;
}
.story-con .four li p:nth-child(2){
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 0;
}
.story-con .four li p:nth-child(2) span{
    font-size: 20px;
    color: #f66a34;
}
.story-con .four li p:nth-child(3){
    margin-top: -20px;
}

.philosophy-con .philosophy{
    grid-template-columns: 1fr 1fr;
    gap: 30px clamp(20px, 2.5vw, 50px);
}
.philosophy-con .philosophy .left-con ul{
    font-size: 18px;
    text-transform: uppercase;
    font-weight: bold;
    margin-top: clamp(20px, 2.5vw, 50px);
}
.philosophy-con .philosophy .left-con ul li{
    padding: 15px clamp(20px, 2.5vw, 50px);
    width: 80%;
    position: relative;
    font-style: italic;
    margin-top: 20px;
}

.philosophy-con .philosophy .left-con ul li.active{
    /* background: #f2f2f2; */
    background: linear-gradient(-135deg,transparent 22px,#f2f2f2 22px,#f2f2f2 100%) top right,
    linear-gradient(-45deg,transparent 22px,#f2f2f2 22px,#f2f2f2 100%) bottom right;
    background-size: 100% 50%;
    background-repeat: no-repeat;
}
.philosophy-con .philosophy .right-con{
    position: relative;
}
.philosophy-con .philosophy .right-con ul{
    position: absolute;
    gap: 30px;
    left: 0;
    top: 50%;
    transform: translate(-50%,-50%);
}
.certificate-con{
    background: #f2f2f2;
}
.support-con .support .ul-con{
    overflow-x: auto;
}
.support-con .support ul{
    gap: 30px;
    margin-top: 80px;
}
.support-con .support ul li{
    width: calc((100% - 60px) / 3);
    text-align: center;
    color: #ffffff;
    padding: clamp(20px,2.5vw,50px);
    position:relative;
}
.support-con .support ul li p{
    margin-bottom: 0;
}
.support-con .support ul li:before{
    content: "";
    background: #1a1a1a;
   
    border-radius: 20px;
   /* 引用上面定义的 clipPath */
    clip-path: url(#shallow-curve);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}
.support-con .support ul li:nth-child(1):after{
    content: "";
    background: url(../images/design.png) no-repeat;
    width: 40px;
    height: 60px;
    background-size: contain;
    position: absolute;
    left: 50%;
    top: -45px;
    transform: translateX(-50%);
}
.support-con .support ul li:nth-child(2):after{
    content: "";
    background: url(../images/manufacturer.png) no-repeat;
    width: 47px;
    height: 56px;
    background-size: contain;
    position: absolute;
    left: 50%;
    top: -45px;
    transform: translateX(-50%);
}
.support-con .support ul li:nth-child(3):after{
    content: "";
    background: url(../images/delivery.png) no-repeat;
    width: 42px;
    height: 53px;
    background-size: contain;
    position: absolute;
    left: 50%;
    top: -45px;
    transform: translateX(-50%);
}
.strength-con{
   background: url(../images/earth.png) no-repeat;
   width: 100%;
   /* height:1202px; */
   background-size: cover;
}
.strength-con .strength{
    gap: 30px;
    grid-template-columns: 1fr 2fr;
    grid-template-rows: auto;
}
.strength-con .strength > p{
     grid-column: 2;    
    grid-row: span 2;   
}
.strength-con .strength ul{
    gap: 30px;
}
@media (max-width:1400px){
    .philosophy-con .philosophy .right-con ul{
        display: none!important;
    }
}
@media (max-width:1080px){
    .story-con .story{
        grid-template-columns: 1fr;
        grid-template-rows: auto
    }
    .philosophy-con .philosophy .left-con ul li{
        width: 100%;
    }
    .support-con .support ul,.story-con ul{
        gap: 15px;
    }
    .story-con ul li{
        width: calc((100% - 15px) / 2);
    }
    .support-con .support ul li{
        width: calc((100% - 30px) / 3);
    }
    .strength-con .strength{
        grid-template-columns: 1fr;
    }
    .strength-con .strength > p{
        grid-column: 1;
        grid-row: span 1;
    }
    .strength-con .strength ul{
        flex-direction: row!important;
        align-items: center;
        gap: 15px;
    }
}
@media (max-width:768px){
    .banner-con{
        min-height: 420px;
    }
    .support-con .support .ul-con ul{
        width: fit-content;
    }
    .support-con .support ul li{
        width: 300px;
    }
    .philosophy-con .philosophy{
        grid-template-columns: 1fr;
    }
    
}

@media (max-width:500px){
    .story-con ul.two{
        flex-direction: column;
    }
    .story-con ul li{
        width: 100%;
    }
    .strength-con .strength ul{
        flex-direction: column!important;
    }

}