/*富文本div 需要标记rich_html 就可以避免全局css影响富文本中的样式*/
* {
    -webkit-overflow-scrolling: touch;
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    outline: none;
    border: none;
}

.rich_html * {
    -webkit-overflow-scrolling: revert;
    padding: revert;
    margin: revert;
    box-sizing: revert;
    outline: revert;
    border: revert;
    word-break: break-all;
}

li {
    list-style: none;
}

.rich_html li {
    list-style: revert;
}

a, a:hover, a:focus {
    text-decoration: none;
    color: inherit;
}

.clearfix {
    clear: both;
}

.f_l {
    float: left;
}

.f_r {
    float: right;
}