.product-left{
    width: 421px;
    float: left;
}
.b-line{
    width: 100%;
    height: 2px;
    display: block;
    margin: 10px 0 15px;
    background-color: #4a4a49;
}

.product-id{
    height: 70px;
    width: 100%;
    font-size: 30px;
    line-height: 70px;
    background-color: #d3d3d4;
    margin-top: 22px;
}

.about-cont table{
    width: 100%;
    margin-top: 7px;
    font-size: 17px;
    letter-spacing: 2px;
    border-bottom: 1px solid #979595;
}
.about-cont table tr{
    height: 34px;
    line-height: 34px;
    border-top: 1px solid #979595;
}
.about-cont table tr td{
    width: 50%;
    padding-left: 38px;
}

.l-ul li{
    float: left;
    width: 70px;
    border-left: 1px solid #666767;
    font-size: 15px;
    line-height: 25px;
    text-align: center;
}
.l-ul li:last-child{
    border-right:1px solid #666767;
 }