html, body, h1, h2, h3, h4, h5, h6, p, pre, ol, ul, li, form, input, textarea {
    margin: 0;
    padding: 0;
    list-style: none;
}
html{
    font-size:100px;
}
@media screen and (max-width:1024px){
    html{
        font-size:53.3333px;
    }
}

@media screen and (min-width:1025px) and (max-width:1280px){
    html{
        font-size:66.6667px;
    }
}
@media screen and (min-width:1281px) and (max-width:1366px){
    html{
        font-size:71.1458px;
    }
}
@media screen and (min-width:1367px) and (max-width:1800px){
    html{
        font-size:82.4479px;
    }
}
@media screen and (min-width: 1800px) and (max-width: 1920px) {
    html{
        font-size:100px;
    }
}


body {
    font: 16px "Microsoft YaHei UI", sans-serif;
    color: #333333;
    background-color: #ffffff;
}

b, strong, em, i, del, s {
    font-weight: normal;
    text-decoration: none;
    font-style: normal;
}

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

/*默认样式*/