* {
    margin: 0px;
    padding: 0px;
}

body {
    color: #333;
}

a {
    color: #333;
    text-decoration: none;
}

.w1200 {
    width: 1200px;
    margin: auto;
}

.appmain {
    width: 1200px;
    margin: auto;
    background-color: #fff;
    margin-top: 50px;
    min-height: 300px;
}
html {
    overflow-y: auto;
    overflow-x: hidden;
}