.low_browser {
    position: fixed;
    width: 100%;
    height: 100%;
    background-color: #787779;
    top: 0;
    left: 0;
    z-index: 100;
    display: none;
}
.low_browser .box {
    border: 1px solid #909399;
    width: 400px;
    height: 200px;
    position: absolute;
    top: 30%;
    left: 50%;
    margin-top: -100px;
    margin-left: -200px;
    background-color: #fff;
    padding: 20px 30px;
    text-align: center;
    box-sizing: border-box;
    border-radius: 4px;
}
.low_browser .box .title {
    letter-spacing: 4px;
    font-size: 16px;
    font-weight: 600;
}
.low_browser .box .text {
    font-size: 14px;
    margin-top: 40px;
    line-height: 2;
}
.low_browser .box a.button {
    background-color: #218fc4;
    color: #fff;
    font-size: 14px;
    display: inline-block;
    padding: 6px 10px;
    margin-top: 30px;
    border-radius: 4px;
}