body{
    padding: 0;
    margin: 0;
    overflow-x: hidden;
}

.page{
    width: 100vw;
    height: 100vh;
    padding: 40px 60px;
    box-sizing: border-box;
    background-image: url("../img/backgroundImg.png");
    background-size:100%;  
    background-repeat:no-repeat;
    overflow-x: hidden;
}

header img{
    width: 50px;
    height: auto;
}

header{
    display: flex;
    align-items: center;
}
header span{
    font-size: 28px;
    font-weight: 600;
    color: #146ec2;
}
.main{
    margin-top: 60px;
    display: flex;
    justify-content: space-between;
}

.left{
    width: 50%;
    /* margin-top: 5%; */
    padding-left: 5%;
}

.left h1{
    font-size: calc(100vw * 48 / 1920);
    color: #1f87e8;
}
.left p {
    font-size: 16px;
    line-height: 2em;
    width: 70%;
    margin-top:4%;
}


.left .tab{
    width: 70%;
    margin-top:10%;
    display: flex;
    border: 1px solid #999;
}
.left .tab .tab-text{
    width: 50%;
    text-align: center;
    font-size: 18px;
    line-height: 2.5em;
    cursor: pointer;
}
.left .tab .tab-active{
    background-color: #1f87e8;
    color: #fff;
}
.left .tab-info{
    display: none;
}
.left .tab-info-show{
    display: block;
    /* animation: fadenum 0.5s linear; */
}
.left .tab-info p{
    font-size: 16px;
    line-height: 2.5em;
    width: 70%;
    margin-top:4%;
}

.left .download-btn{
    display: flex;
    text-align: center;
    width: 30%;
    font-size: calc(100vw * 18 / 1920);
    border:none;
    background-color: #1f87e8;
    line-height: 2.5em;
    border-radius: 5px;
    box-sizing: border-box;
    padding: 2%px 1%px;
    color: #fff;
    margin-top: 3%;
    cursor: pointer;
    text-decoration: none;
    justify-content: center;
}

.left .download-btn i{
    font-size: calc(100vw * 18 / 1920);
}
.left .download-btn img {
    margin-left: 10px;
    width: 22px;
}

@keyframes fadenum{
    0%{transform: translateX(-400px);}
    50%{transform: translateX(-200px);}
    100%{transform: translateX(0px);}
}

/* 底部 */
.login-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100vw;
    /* height: 50px; */
    z-index: 10;
    padding: 5px 0;
    box-sizing: border-box;
}
.login-footer .footer-info {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    line-height: 20px;
    color: #999;
}
.login-footer .footer-info a {
    display: inline-block;
    text-decoration: none;
    color: #999;
}
.login-footer .footer-info .footer-icon {
    width: 15px;
    height: 15px;
    margin: 0 2px 0 4px;
}