style.css

@media only screen and (min-width:640px) {
    .commonrightnavigation-right-nav {
        width: 35px;
        height: 100vh;
        background: #000;
        position: fixed;
        top: 0;
        right: 0;
        font-size: 16px;
        z-index: 1000;
    }
    .commonrightnavigation-right-nav .base-nav {
        text-align: center;
        position: absolute;
        width: 100%;
        color: #ccc;
        cursor: pointer;
    }
    .commonrightnavigation-right-nav .base-nav [class*="am-icon-"]:before {
        line-height: 35px;
    }
    .commonrightnavigation-right-nav .mui-mbar-tab-tip {
        position: absolute;
        left: -90px;
        top: 0;
        width: 90px;
        height: 35px;
        line-height: 35px;
        text-align: center;
        color: #fff;
        background-color: #494949;
        -webkit-box-shadow: 0 0 5px rgba(0,0,0,.2);
        -moz-box-shadow: 0 0 5px rgba(0,0,0,.2);
        box-shadow: 0 0 5px rgba(0,0,0,.2);
        font-size: 12px;
        font-weight: 700;
        display: none;
    }
    .mui-mbar-popup {
        height: auto;
        position: absolute;
        right: 36px;
        display: none;
        box-shadow: -5px 5px 15px 0px rgba(0,0,0,.4);
    }
    .commonrightnavigation-right-nav .base-nav:hover {
        background: #d2364c;
        color: #fff;
    }
    .commonrightnavigation-right-nav .base-nav:hover .mui-mbar-tab-tip, .commonrightnavigation-right-nav .base-nav:hover .mui-mbar-popup {
        display: block;
    }
    .commonrightnavigation-right-nav .mui-mbar-tab-tip-arr {
        top: 10px;
        right: -8px;
        color: #494949;
    }
    .commonrightnavigation-right-nav .mui-mbar-arr {
        position: absolute;
        width: 16px;
        height: 16px;
        line-height: 16px;
        text-align: center;
        font-size: 16px;
        font-family: "\5b8b\4f53";
    }
    .commonrightnavigation-right-nav .go-top {
        bottom: 0;
        left: 0;
        height: 35px;
        display: none;
    }
    .commonrightnavigation-right-nav .qrcode-content {
        bottom: 35px;
        left: 0;
        height: 35px;
    }
    .commonrightnavigation-right-nav .cart {
        bottom: 45vh;
        left: 0;
        height: 140px;
        border-top: 1px solid #444;
        border-bottom: 1px solid #444;
        padding: 10px 0;
    }
    .commonrightnavigation-right-nav .cart:hover {
        border-top: 1px solid #d2364c;
        border-bottom: 1px solid #d2364c;
    }
    .commonrightnavigation-right-nav .favor {
        bottom: calc(45vh + 150px);
        left: 0;
        height: 35px;
    }
    .commonrightnavigation-right-nav .browse {
        bottom: calc(45vh + 185px);
        left: 0;
        height: 35px;
    }
    .commonrightnavigation-right-nav .user-center {
        bottom: calc(45vh + 220px);
        left: 0;
        height: 35px;
        padding: 5px;
    }
    .commonrightnavigation-right-nav .user-center img {
        border-radius: 50px;
    }
    .commonrightnavigation-right-nav .cart .cart-text {
        width: 12px;
        font-size: 12px;
        margin-left: 11.5px;
    }
    .commonrightnavigation-right-nav .cart .cart-text .cart-count {
        background: #d2364c;
        color: #fff;
        padding: 0 3px;
        min-width: 14px;
        width: 20px;
        height: 20px;
        line-height: 20px;
        border-radius: 10px;
        font-size: 12px;
        margin-left: -4px;
        overflow: hidden;
    }
    .commonrightnavigation-right-nav .qrcode-items {
        bottom: 0;
        width: 140px;
    }
    .commonrightnavigation-right-nav .qrcode-items ul {
        padding: 0;
        border: 1px solid #eee;
        padding: 10px 10px;
        background: #f5f5f5;
    }
    .commonrightnavigation-right-nav .qrcode-items li {
        list-style: none;
    }
    .commonrightnavigation-right-nav .qrcode-items li:not(:first-child) {
        margin-top: 10px;
    }
    .commonrightnavigation-right-nav .qrcode-items p {
        font-size: 14px;
        font-weight: 700;
        color: #666;
        padding: 0;
        margin: 0;
        line-height: 24px;
    }
    .commonrightnavigation-right-nav .qrcode-items img {
        width: 120px;
    }
}

@media only screen and (max-width:640px) {
    .commonrightnavigation-right-nav .user-content,
    .commonrightnavigation-right-nav .browse-content,
    .commonrightnavigation-right-nav .favor-content,
    .commonrightnavigation-right-nav .cart-content,
    .commonrightnavigation-right-nav .qrcode-content,
    .commonrightnavigation-right-nav .go-top .mui-mbar-tab-tip {
        display: none;
    }
    .commonrightnavigation-right-nav .go-top {
        position: fixed;
        bottom: 130px;
        right: 10px;
        background: #eee;
        width: 45px;
        height: 45px;
        line-height: 45px;
        text-align: center;
        color: #666;
        font-size: 20px;
        cursor: pointer;
        border-radius: 50px;
        border: 1px solid #e3e3e3;
        z-index: 10000;
    }
}