.banner{ 
    position: relative;
    overflow: hidden;
}

.banner img.banner1{
    width: 100vw;
    display: block;
}
.banner img.banner2{
    width: 100vw;
    display: none;
}
img{
    transition: all 0.5s ease-in-out 0s;
}
.content .box img:hover{
    transform: scale(1.1);
} 
.banner>.text{
    position: absolute;
    top: 44.83%;
    right: -27.4vw;
    transition: all 0.5s ease-in-out 0s;
}
.banner p{
    font-size: 2rem;
    color: #000; 
    font-family: OPPOSans-R;
    font-weight: 400;  
}
.banner span{
    display: block;
    width: 27.4vw;
    margin-top: 1.2rem;
height:0.15rem;
background: linear-gradient(to right,#ff2600 0%,rgba(0,0,0,0) 90%);
}

.tabnav{    position: relative;
    left: 0;
    top: 0;
    width: 100vw;
    z-index: 99;
    display: flex;
    justify-content: center;
    background: #fff;
    box-shadow: 0px 0px 20rem 1px rgba(0, 0, 0, 0.08);
}
.tabnav span{
    padding: 1.5vw 1vw;
    margin: 0 1.5vw;
    font-size: 1rem;
    font-family: OPPOSans-M;
    font-weight: 400;
    color: #2B2B2B; 
    cursor: pointer;
}
.tabnav span.active{
    border-bottom:0.2rem solid #ff2600;
}
.content{
    background-color: #f7f7f7;
    padding:2.08vw 18.75vw 6.25vw;
}
.content .box{
    border-top: 1px solid #E9E9E9;
    flex-direction: row;
    padding: 4.16vw 0;
    cursor: pointer;
}
.content .box a{
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}
.content .box:first-child{
    border: 0;
}
.content .box:nth-child(2n) a{
    flex-direction: row-reverse;
    
}
.content .box .imgbox{
    width: 26.04vw;
    height: 17.3vw;
    overflow: hidden; 
    position: relative;
    right: 10vw;
    opacity: 0;
    transition: all 1s ease-in-out 0s;
}
.content .box:nth-child(2n) .imgbox{ 
    left: 10vw;
    right: 0; 
}
.content .box img{
    width: 100%;
}
.content .box .info{
    width: 33.18vw;
    position: relative;
    left: 10vw;
    opacity: 0;
    transition: all 1s ease-in-out 0s;
}

.content .box:nth-child(2n) .info{ 
    right: 10vw;
    left: auto ; 
}
.content .info h3{
    font-size: 1.2rem;
font-family: OPPOSans-R;
font-weight: 400;
color: #999999;
}
.content .info span{
    display: block;
    font-size: 0.7rem;
font-family: OPPOSans-R;
font-weight: 400;
color: #999999;
}
.content .info h2{
    font-size: 1.1rem;
font-family: OPPOSans-M;
font-weight: 500;
color: #333333;
line-height: 1.6rem;
margin: 0.75rem 0 1.5rem;
}
.content .info p{
    font-size: 0.7px;
font-family: OPPOSans-R;
font-weight: 400;
color: #666666;
line-height: 1.4rem;

display: -webkit-box;
-webkit-box-orient: vertical;
-webkit-line-clamp: 5;
overflow: hidden;
}
.content>p{
    font-size: 0.8rem;
    font-family: OPPOSans-R;
    font-weight: 400;
    color: #000000; 
    text-align: center;

}

.content>p:hover{
    color: #ff2600;
}
.content>p img{
    width:0.35rem;
    margin:0 0.5vw;
}

@media screen and (max-width:750px) {
    header ul{
        color:rgba(77, 77, 77, 0.67);
    }
    .banner{ 
    margin-top: 13.3vw;
    }
    .banner img.banner1{
        display: none;
    }
    .banner img.banner2{
        display: block;
    }

    .banner>.text{
        position: absolute;
        top: 45.6vw;  
        right: 0;
        transition: all 0.5s ease-in-out 0s;
    }  
    .banner span{ 
        width: 44.93vw;   
        height: 2px;
        margin-top: 0.5rem;
    }
    
    .tabnav span{  
        margin: 0 3vw;
        padding: 1.5rem 1rem 1rem;
        font-size:1.5rem;  
    }
    .content{ 
        display: block; 
        padding: 0 5vw 10vw;
        background: linear-gradient(to bottom,rgba(216, 216, 216, 0.1) 0% ,
        #fff 100%);

    }
    .content .box{ 
        display: block; 
        padding: 7vw 0;
    }
    .content .box a{
        display: block; 
    } 
    .content .box .imgbox {
        width: 90vw;
        height: 60vw;
        margin: 3vw 0;
    }
    .content .box .info {
        width: 90vw;
    }
    .content .info h3{
        font-size: 1.8rem; 
    }
    .content .info span{
        display: block;
        font-size: 1.2rem; 
    }
    .content .info h2{
        font-size: 1.4rem;  
    margin: 1rem 0 1rem;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    overflow: hidden;
    }
    .content .info p{
        font-size: 1.2px; 
        line-height: 2.2rem;
        
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
        overflow: hidden;
    }
    .content>p{
        display: block;
    }
}