.producttitle{
    color:#ec6c45;
    font-size: 18px;
    font-weight: bold;
    margin:40px auto 30px;
}
.productbanner {
    margin-bottom: 30px;
}
.productbanner .item img{
    width:100%;
}
.productbanner .hd{
    margin-top:20px;
}
.productbanner .hd li{
    margin-right: 20px;
}
.productbanner .hd li img{
    width:150px;
}
.bigimg{
    width:800px;
    margin:auto;
    border: 1px solid #eef0f4;
    margin-bottom: 15px;
}
.bigimg img{
    width:100%;
}
.productcontent{
    line-height: 28px;
    font-size:14px;
    width: 1072px;
    margin: 0 auto 20px;
}
.productcontent img{
    margin:auto;
}
.productcontent .smallpic-div{
    margin:20px auto 40px;
    display: flex;
    justify-content: space-between;
    width:1072px;
}
.productcontent .smallpic-div img{
    margin:0;
}