a {
    -webkit-tap-highlight-color: transparent;
}

html {
    font-size: 40px !important;
}

@media (min-width: 320px) {
    html {
        font-size: 44.44px !important;
    }
}

@media (min-width: 360px) {
    html {
        font-size: 50px !important;
    }
}

@media (min-width: 375px) {
    html {
        font-size: 52.08px !important;
    }
}

@media (min-width: 412px) {
    html {
        font-size: 57.22px !important;
    }
}

@media (min-width: 480px) {
    html {
        font-size: 66.66px !important;
    }
}

@media (min-width: 640px) {
    html {
        font-size: 88.88px !important;
    }
}

@media (min-width: 720px) {
    html {
        font-size: 100px !important;
    }
}

@media (min-width: 768px) {
    html {
        font-size: 105.55px !important;
    }
}

@media (min-width: 1440px) {
    html {
        font-size: 100px !important;
    }
}

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

a {
    text-decoration: none;
}

body {
    width: 100%;
    overflow-x: hidden;
}

.clearfix:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
}

.container {
    max-width: 720px;
    margin: 0 auto;
    position: relative;
}

.bg {
    width: 100%;
}

.bg .bg-img {
    width: 100%;
    display: block;
}

.bg .bg-t {
    position: absolute;
    top: 1.33rem;
    text-align: center;
    display: block;
    width: 100%;
    font-size: 0.58rem;
    color: white;
    line-height: 0.81rem;
    text-shadow: 0px 0.02rem 0.03rem rgba(0, 0, 0, 0.2);
}

.bg .bg-st {
    position: absolute;
    top: 2.15rem;
    text-align: center;
    display: block;
    width: 100%;
    line-height: 0.4rem;
    font-size: 0.29rem;
    color: white;
    text-shadow: 0px 0.02rem 0.03rem rgba(0, 0, 0, 0.2);
}

.fix {
    position: fixed;
    max-width: 720px;
    top: 0;
    /*background-image: url('../img/topBG.png');*/
    background-color: #2A3542;
    height: 1.23rem;
    width: 100%;
    -webkit-background-size: cover;
    background-size: cover;
    padding: 0 0.36rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fix .fix-logo {
    width: 0.96rem;
    height: 0.96rem;
    margin-right: 0.19rem;
}

.fix .fix-info {
    color: white;
    flex: 1;
}

.fix .fix-name {
    font-size: 0.33rem;
    line-height: 0.46rem;
}

.fix .fix-desc {
    font-size: 0.23rem;
    line-height: 0.32rem;
    margin-top: 0.05rem;
}

.fix .fix-a {
    color: white;
    margin-left: auto;
    font-size: 0.29rem;
    padding: 0.12rem 0.36rem;
    background-color: rgba(0, 0, 0, 0.6);
    -webkit-border-radius: 100px;
    -moz-border-radius: 100px;
    border-radius: 100px;
}

.ft {
    width: 100%;
    max-width: 980px;
    position: absolute;
    bottom: 0.45rem;
    font-size: 0.23rem;
    color: white;
    text-align: center;
}

.ft .ft-a {
    display: inline-block;
    font-size: 0.29rem;
    color: white;
    padding: 0.12rem 1.16rem;
    background-color: rgba(0, 0, 0, 0.6);
    -webkit-border-radius: 100px;
    -moz-border-radius: 100px;
    border-radius: 100px;
    margin-bottom: 0.19rem;
}

.ft .ft-p {
    margin-top: 0.04rem;
}

.guide {
    position: fixed;
    display: none;
    top: 0;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
    width: 100%;
    max-width: 720px;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.75);
}

.guide img {
    position: absolute;
    width: 70%;
    top: 0.5rem;
    right: 10%;
}

.device-card {
    background-color: #fff;
    border-radius: 10px;
    padding: 15px;
    box-shadow: 0 0 10px rgba(4, 0, 0, .1);
    position: relative;
    margin: 10px;
}

.device-card * {
    line-height: 1.5;
}

.device-card .head {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.device-card .title {
    display: block;
    font-size: 14px;
}

.copy-btn {
    display: block;
    font-size: 12px;
    color: #0a7df3
}

.device-info {
    color: #666;
    word-break: break-all;
    font-size: 12px;
    padding-top: 5px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}