::-webkit-input-placeholder {
    color: #949494;
    font-size: 12px
}

::-webkit-scrollbar-thumb {
    background-color: #d7d7d7;
    height: 50px;
    outline-offset: -2px;
    outline: 2px solid #fff;
    -webkit-border-radius: 4px;
    border: 2px solid #fff
}

::-webkit-scrollbar-thumb:hover {
    background-color: #8c8c8c;
    height: 50px;
    -webkit-border-radius: 4px
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px
}

::-webkit-scrollbar-track-piece {
    background-color: transparent;
    -webkit-border-radius: 0
}

body, html {
    font-family: Arial, Microsoft Yahei, sans-serif;
}

ol, ul {
    list-style-type: none;
    padding: 0
}

a {
    text-decoration: none
}

body, div, footer, h1, h2, h3, h4, header, li, p, section, span, ul {
    margin: 0
}