body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
input,
button,
textarea,
p,
blockquote,
th,
td {
    margin: 0;
    padding: 0;
}

body {
    background: #fff;
    font-size: 14px;
    font-family: "Arial", "Microsoft YaHei", "黑体", "宋体", sans-serif;
}

td,
th,
caption {
    font-size: 14px;
}

address,
caption,
cite,
code,
dfn,
var {
    font-style: normal;
    font-weight: normal;
}

a {
    color: #555;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

a:link {
    text-decoration: none !important;
}

a:visited {
    text-decoration: none !important;
}

a:active {
    text-decoration: none !important;
}

img {
    border: none;
}

ol,
ul,
li {
    list-style: none;
}

input,
textarea,
select,
button {
    font: 14px "Arial", "Microsoft YaHei", "黑体", "宋体", sans-serif;
    outline: none;
}

table {
    border-collapse: collapse;
}

html {
    overflow-y: scroll;
    overflow-x: hidden;
}

.clearfix:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}

.clearfix {
    zoom: 1;
}

.fl {
    float: left
}

.fr {
    float: right
}

.al {
    text-align: left
}

.ac {
    text-align: center
}

.ar {
    text-align: right
}

.hide {
    display: none
}

@media only screen and (max-width:767px) {
    .hidden-xs-only {
        display: none !important
    }

    .show-xs-only {
        display: block !important;
    }
}

@media only screen and (min-width:768px) {
    .hidden-sm-and-up {
        display: none !important
    }
}

@media only screen and (min-width:768px) and (max-width:991px) {
    .hidden-sm-only {
        display: none !important
    }
}

@media only screen and (max-width:991px) {
    .hidden-sm-and-down {
        display: none !important
    }
}

@media only screen and (min-width:992px) {
    .hidden-md-and-up {
        display: none !important
    }
}

@media only screen and (min-width:992px) and (max-width:1199px) {
    .hidden-md-only {
        display: none !important
    }
}

@media only screen and (max-width:1199px) {
    .hidden-md-and-down {
        display: none !important
    }
}

@media only screen and (min-width:1200px) {
    .hidden-lg-and-up {
        display: none !important
    }
}

@media only screen and (min-width:1200px) and (max-width:1919px) {
    .hidden-lg-only {
        display: none !important
    }
}

@media only screen and (max-width:1919px) {
    .hidden-lg-and-down {
        display: none !important
    }
}

@media only screen and (min-width:1920px) {
    .hidden-xl-only {
        display: none !important
    }
}