style2.css

.style2 {
    position: relative;
    text-align: center;
}
.style2.theme1{
    --theme-color: #4287FF;
}

.style2 .logo {
    position: absolute;
    display: block;
    top: 33%;
    margin-top: -80px;
    left: 50%;
    margin-left: -55px;
    width: 110px;
    height: 160px;
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.style2 .container {
    position: absolute;
    width: 100%;
    bottom: 0;
}
.container > div{
    margin-bottom: 20px;
}
.style2 .version {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    text-align: center;
}

.style2 .tips{
    margin-top: 2px;
    font-size: 14px;
    color: #9E9E9E;
    text-align: center;
    font-weight: normal;
}

.style2 .btn {
    box-sizing: border-box;
    height: 48px;
    line-height: 48px;
    border-radius: 24px;
    background: var(--theme-color);
    text-align: center;
    width: 100%;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    vertical-align: -3px;
    display: none;
}

.style2 .btn-group {
    width: 76%;
    margin: 0 auto;
}

.style2 .btn.ios {
    display: flex
}
.style2 .btn svg{
    position: relative;
    left:auto;
    margin-right: 10px;
}
.style2 .copyright{
    margin-top: 10px;
    width: 100%;
    text-align: center;
    font-size: 12px;
    color: #8e8e8e;
}