body,html {
    font-family: Microsoft YaHei,Helvetica,Arial,sans-serif;
    font-size: 14px;
    height: 100%;
    line-height: 1.5;
    padding: 1em 1em
}

h1 {
    font-size: 24px;
    margin-bottom: 3rem!important;
    text-align: center
}