.cgs-bt-view_cart {
    display: none;
    position: relative;
    min-height: 100px;
}

.cgs-bt-view_cart .loading {
    z-index: 1;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.3);
}
.cgs-bt-view_cart .loading .loader {
    display: inline-block;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
}
.cgs-bt-view_cart th.gcs-num, .cgs-bt-view_cart td.gcs-num {
    text-align: right;
}
.cgs-bt-view_cart span.gcs-num {
    white-space: nowrap;
}

@media (max-width: 767px) {
    .cgs-bt-view_cart .cgs-optional, .cgs-bt-view_cart .cgs-optional * {
        width: 0;
        overflow:hidden;
        font-size: 0;
        margin: 0;
        padding: 0;
        border: 0;
    }
    .cgs-bt-view_cart .cgs-optional * {
        display: none;
    }
}