/* 公共样式 */

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

ol,
ul {
    list-style: none;
}

fieldset,
img {
    border: 0;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

body,
small,
sup,
sub,
button,
input,
textarea,
select {
    font-size: 12px;
    font-family: Arial, Helvetica, verdana, sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 100%;
    font-weight: normal;
}

address,
cite,
dfn,
em,
var {
    font-size: normal;
}

sub,
sup {
    position: relative;
    vertical-align: baseline;
}

sup {
    top: -3px;
}

sub {
    bottom: -3px;
}

button {
    padding: 5px 10px;
    overflow: visible;
    outline: none;
}

textarea {
    resize: none;
}

a {
    text-decoration: none;
    outline: none;
}

a:hover,
a:focus {
    text-decoration: none;
    outline: 0 !important;
}

a,
button,
input,
optgroup,
select,
textarea {
    -webkit-tap-highlight-color: transparent;
}

a,
img {
    -webkit-touch-callout: none;
}

i,
p,
a {
    word-break: break-all;
    vertical-align: middle;
}

strong,
em,
b,
i {
    font-style: normal;
    font-weight: normal;
}

input,
select,
textarea {
    outline: none;
    border: none;
    box-sizing: border-box;
    border-radius: 0;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: -webkit-gradient(linear, left top, left bottom, from(transparent), to(transparent));
    background-image: -webkit-linear-gradient(transparent, transparent);
    background-image: linear-gradient(transparent, transparent);
}

input {
    outline: none;
    border: none;
    box-sizing: border-box;
    border-radius: 0;
}

html {
    -webkit-text-size-adjust: none;
    overflow-x: hidden;
    width: 100%;
}

body {
    margin: 0 auto;
    color: #030303;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    background: #fff;
    background-size: cover;
    background-repeat: no-repeat;
    height: 100%;
}

* {
    box-sizing: border-box;
}

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

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

.fl {
    float: left;
}

.fr {
    float: right;
}