body, ul, ol, dl, dd, h1, h2, h3, h4, h5, h6, pre, form, fieldset, legend, input, button, textarea, p, blockquote, th, td {
    margin: 0;
    padding: 0;
}
body {
    font-size: 12px;
}
ol,ul{
    list-style: none;
}
a{
    text-decoration: none;
}
body{
    width: 100%;
}