.mb-10{
    margin-bottom: 10px;
}
.mb-20{
    margin-bottom: 20px;
}
.mb-30{
    margin-bottom: 30px;
}

.ml-5{
    margin-left: 5px;
}
.ml-10{
    margin-left: 10px;
}
.ml-20{
    margin-left: 20px;
}
.ml-40{
    margin-left: 40px;
}


.mr-10{
    margin-right: 10px;
}
.mr-20{
    margin-right: 20px;
}
.mr-40{
    margin-right: 40px;
}

.mt-5{
    margin-top: 5px;
}
.mt-10{
    margin-top: 10px;
}
.mt-20{
    margin-top: 20px;
}
.mt-30{
    margin-top: 30px;
}
.mt-40{
    margin-top: 40px;
}
.mt-50{
    margin-top: 50px;
}
.pt-20{
    padding-top: 20px;
}
.pb-20{
    padding-bottom: 20px;
}

.user_my{
    background-image: url(../../images/icon/user_my.png);
    background-repeat: no-repeat;
    background-size: 100%;
}
.user_account{
    background-image: url(../../images/icon/user_account.png);
    background-repeat: no-repeat;
    background-size: 100%;
}
.user_product{
    background-image: url(../../images/icon/user_product.png);
    background-repeat: no-repeat;
    background-size: 100%;
}
.user_setPwd{
    background-image: url(../../images/icon/user_setPwd.png);
    background-repeat: no-repeat;
    background-size: 100%;
}
.user_order{
    background-image: url(../../images/icon/user_order.png);
    background-repeat: no-repeat;
    background-size: 100%;
}
.invite_code{
    background-image: url(../../images/icon/inivite_code.png);
    background-repeat: no-repeat;
    background-size: 100%;
}

.nodata{
    background-image: url(../../images/icon/nodata.png);
    background-repeat: no-repeat;
    background-size: 100%;
}

.face{
    background-image: url(../../images/icon/face.png);
    background-repeat: no-repeat;
    background-size: 100%;
}
.add{
    background-image: url(../../images/icon/add.png);
    background-repeat: no-repeat;
    background-size: 100%;
}

.chat_img{
    background-image: url(../../images/icon/chat_img.png);
    background-repeat: no-repeat;
    background-size: 50%;
    background-position: 50% 50%;
}
.chat_back{
    background-image: url(../../images/icon/back.png);
    background-repeat: no-repeat;
    background-size: 50%;
    background-position: 50% 50%;
}

.pro_img{
    background-image: url(../../images/icon/pro.png);
    background-repeat: no-repeat;
    background-size: 50%;
    background-position: 50% 50%;
}