.service dt{
    text-align: left;
    font-size: 24px;
    border-bottom: 1px solid #999;
    padding-bottom: 10px;
    margin-bottom: 40px;
}
.service dd{
    margin-bottom: 40px;
    padding-bottom: 40px;
}
.service dd h3{
    margin-bottom: 10px;
}
.service dd:hover{
    background: #f5f5f5;
}
.service  dd img{
    transition: all 0.6s;
    width: 100%;
}
.service  dd:hover img{
    transform: scale(1.1);
}

#service_top {
    border-bottom: solid 1px #999;
    padding-bottom: 10px;
    margin-top: 50px;
}
#service_top h2{
    font-size: 24px;
}
#service_banner{
    margin-top: 30px;
    margin-bottom: 20px;
    width: 100%;
    height: 300px;
    background: url(../images/bg.jpg);
    background-size: 100% 100%;
}
#service_banner img{
    height: 100%;
    float: left;
    margin-left: 100px;
}
#service_banner #banner-text{
    float: right;
    margin-right: 30px;
    text-align: right;
    margin-top: 100px;
}
#service_banner #banner-text h3{
    font-size: 28px;
    margin-bottom: 10px;
}
.ly_product{
    line-height: 1.8;
    text-align: left;
}
.product_use h2,
.product_camp h2{
    font-weight: lighter;
    padding-bottom: 10px;
    border-bottom: solid 1px #999;
    text-align: left;
    margin-top: 80px;
    font-size: 24px;
}
.product_use ul{
    margin-bottom: 100px;
    text-align: left;
}
.product_use li{
    margin: 0;
    width: 12%;
    display: inline-block;
    text-align: center;
}
.product_use li img{
    margin-top: 50px;
    margin-bottom: 10px;
}
.product_camp ul {
    text-align: left;
    margin-top: 30px;
    margin-bottom: 100px;
}
.product_camp ul li{
    margin-bottom: 10px;
}
.product_camp ul li label{
    width: 8em;
    text-align: right;
    margin-bottom: 0px;
    line-height: 1.8;
}
.product_camp ul li span{
    display: inline-block;
    width: 20em;
    margin-left: 2em;
    vertical-align: top;
    line-height: 1.8;
}
/*手机端
-----------------------------------------------------*/
@media (max-width: 500px) {
    #products{
        padding:0 5%;
    }
    .service dt {
        font-size: 1.3em;
    }
    .service dd {
        margin-bottom: 40px;
        padding-bottom: 0px;
        width: 50%;
        float: left;
    }
    .service dd h3 {
        margin-bottom: 10px;
        margin-top: 0.2em;
        font-size: 1.1em;
    }
    #service_top {
        border-bottom: solid 1px #999;
        margin-top: 20px;
        padding:0 5% 10px 5%;
        width: 100%;
    }
    #service_banner{
        margin-top: 0px;
        margin-bottom: 20px;
        width: 100%;
        height: auto;
        background: none;  
    }
    #service_banner img{
        height: auto;
        width: 100%;
        float: none;
        margin-left: 0px;
        background: url(../images/bg1.jpg);
        background-size: 100% 100%;
    }
    #service_banner #banner-text{
        width: 100%;
        float: none;
        margin-right: 30px;
        text-align: center;
        margin-top: 10px;
    }
    #service_banner #banner-text h3{
        font-size: 24px;
        margin-bottom: 10px;
    }
    .ly_product {
        line-height: 1.8;
        text-align: left;
        padding: 0 5%;
    }
    #service_top h2 {
    font-size: 1.4em;
    }
.product_use h2, .product_camp h2 {
        font-weight: lighter;
        padding:0 5% 10px 5%;
        border-bottom: solid 1px #999;
        text-align: left;
        margin-top: 50px;
        font-size: 1.4em;
    }
    .product_use ul {
        display:block;
        margin-bottom: 0px;
        text-align: left;
        padding: 0 5%;
    }
    .product_camp ul {
        text-align: left;
        margin-top: 30px;
        margin-bottom: 50px;
    }
    .product_use li {
        width: 25%;
        display: inline-block;
        margin-right: -4px;
        text-align:center;
    }
    .product_use li img {
        margin-top: 20px;
        margin-bottom: 10px;
        width: 70%;
    }
    .product_use li p {
        width: 5em;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        margin: auto;
    }
    .product_camp ul {
        text-align: left;
        margin-top: 30px;
        margin-bottom: 30px;
    }
    .product_camp ul li label {
        width: 30%;
    }
    .product_camp ul li span {
        display: inline-block;
        width: 20em;
        margin-left: 5%;
        vertical-align: top;
        line-height: 1.8;
        width: 60%;
    }
}