.alc{
    margin-top: 50px;
}
.alc li{
    display: flex;
    justify-content: space-between;
    background: #d9edff;
    padding: 32px 60px;
    margin-bottom: 26px;
}
.alc li:nth-child(2n){
    background: #e6d9ff;
}
.alc li .left{
    width: 26%;
}
.alc li .left img{
    width: 100%;
}
.alc .right{
    width: 69%;
    font-size: 20px;
    padding: 2% 0 0 0;
}
.alc .right h1{
font-size: 42px;
font-weight: bold;
padding-bottom: 15px;
}
.alc .right .alc-tab{
    border-bottom: 1px solid #d2d2d2;
}
.alc .right .alc-tab span{
    padding: 20px 2px;
    margin-right: 56px;
    display: inline-block;
    cursor: pointer;
}
.alc .right .alc-tab span.act{
    color: #1f8ded;
    border-bottom: 2px solid #1f8ded;
}
.alc .right .alc-p{
    line-height: 42px;
    margin-top: 28px;
}
.alc-item{
    display: flex;
    align-items: center;
    padding: 70px 0;
}
.alc-item .left{
    width: 50%;
}
.alc-item .right{
    width: 50%;
}
.alc-con h2{
    font-weight: bold;
    color: #1f8ded;
    margin-bottom: 5px;
    margin-top: 35px;
}
.alc-con{
    line-height: 34px;
    width: 76%;
    float:right
}
.alc-img{
    width: 80%;
    float: right;
}
.alc-img img{
    width: 100%;
}
.alc-item-02 .alc-img{
    float: left;
}
.alc-pro{
    padding-top:40px;
    padding-bottom: 70px;
}
.dv-item{
    display: flex;
    align-items: center;
    background-color: #fafafa;
}
.dv-item .left{
    width: 50%;
}
.dv-item .right{
    width: 50%;
}
.dv-img{
    width: 100%;
}
.dv-img img{
    width: 100%;
}
.dv-p{
    padding: 0 10%;
}
.dv-p p{
    color: #555555;
    font-size: 18px;
    line-height: 42px;
}
.dv-p h3{
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 23px;
}
@media screen and ( max-width: 1024px ){
    .alc li{
        padding: 15px;
        display: block;
        position: relative;
    }

    .alc li .left{
        position: absolute;
        left: 10px;
        width: 30px;
        top: 36px;
        display: none;
    }

    .alc .right{
        width: auto;
    }

    .alc .right h1{
        font-size: 24px;
        padding-bottom: 0;
    }

    .alc .right .alc-tab span{
        padding: 10px 2px;
    }

    .alc .right .alc-tab span{
        margin-right: 20px;
    }

    .alc .right .alc-p{
        margin-top: 15px;
        line-height: 28px;
        font-size: 14px;
    }

    .alc-item{
        padding: 20px 15px;
        flex-wrap: wrap;
        border: 1px solid #ddd;
        margin-bottom: 15px;
    }

    .alc-item .left{
        width: 100%;
    }

    .alc-item .right{
        width: 100%;
    }

    .alc-con{
        width: auto;
    }

    .alc-con h2{
        margin-top: 10px;
    }

    .alc-item-02{
        flex-direction: column-reverse;
    }

    .alc-item .right{
        margin-top: 20px;
    }

    .alc-img{
        float: none;
        width: auto;
    }

    .alc-pro{
        padding-bottom: 30px;
    }

    .dv-item{
        flex-wrap: wrap;
        margin-bottom: 20px;
    }

    .dv-item .right{
        width: 100%;
        padding: 20px 0;
    }

    .dv-p{
        padding: 0 15px;
    }

    .dv-p p{
        font-size: 16px;
        line-height: 32px;
    }

    .dv-item .left{
        width: 100%;
    }

    .dv-item:nth-of-type(odd){
        flex-direction: column-reverse;
    }

    .alc .right .alc-tab{
        font-size: 14px;
    }
}