*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

#bread_crumb{
    height: 44px;
    background-color: #f5f5f5;
}

#bread_crumb .bread_center{
    width: 1200px;
    margin: 0 auto;
    line-height: 44px;
}

#bread_crumb .bread_center a{
    color: black;
}
#detail{
    width: 1200px;
    height: 400px;

    margin: 0 auto;
    display: flex;
    margin-top: 10px;
}

#detail .detail_image{
    width: 400px;
    height: 400px;
    flex: 1;
    border: 1px solid #cccccc;
}
#detail .detail_image img{
    width: 100%;
    height: 100%;
    margin: 0 auto;
}

#detail .detail_price{
    width: 700px;
    height: 400px;
    flex: 2;
    padding: 20px;

}

#detail .detail_price h3{
    font-size: 30px;
    color: #005aa0;
}
#detail .detail_price .goods_price{
    width: 80%;
    height: 80px;
    background: #f5f5f5;
    margin:10px 0;
    padding: 10px;

}

#detail .detail_price .goods_price .ori_price{
    font-size: 15px;
    color:gray;
    position: relative;
}
em{
    width: 40px;
    height: 1px;
    background: #000;
    display: block;
    position: absolute;
    left: 50px;
    top:10px;
}
.yuan{
    color: orange;
    font-weight: bold;
    margin-left: 3px;
}
#detail .goods_count{
    margin-top: 20px;
    margin-left: 5px;
    font-size: 15px;
}

#detail .goods_count input{
    border: 1px solid gray;
    width: 30px;
    height: 30px;
    padding-left: 10px;
    margin-left: 10px;
}
#detail .goods_buy{
    margin-top: 50px;
    margin-left: 5px;
}
#detail .goods_buy input{
    padding: 5px 10px;
    color: whitesmoke;
    background: #f40;
    border: none;
}
#introduce{
    width: 1200px;
    min-height: 300px;
    background: red;
    margin: 20px auto;
}
#introduce h3{
    font-size: 18px;
    font-weight: bold;
    background: whitesmoke;
    height: 44px;
    line-height: 44px;
    padding-left: 15px;
}