ul,
li,
dl,
dt,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
p,
form,
ol,
label,
fieldset,
section,
aside,
header,
footer,
audio,
video {
    display: block;
}

ul {
    list-style: none;
}

img {
    border: 0;
}

.ellipsis {
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

body,
div,
ul,
textarea,
form,
input,
dl,
dt,
dd,
img,
section,
article,
aside,
header,
footer,
nav,
dialog,
figure,
hgroup {
    margin: 0;
    padding: 0;
}

img,
video {
    border: 0 none;
    vertical-align: middle;
    max-width: 100%;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

a {
    color: initial;
    text-decoration: none;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

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

* {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

html,
body {
    max-width: 1920px;
    min-width: 1200px;
    margin: 0 auto;
    font-family: "Microsoft YaHei", Helvetica, Arial, "Heiti SC";
    font-size: 18px;
    line-height: 2;
    color: #333;
}

.wrap {
    width: 100%;
    margin-bottom: 70px;
    overflow: hidden;
    min-width: 1200px;
}

.wrap .cont {
    width: 1200px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
}

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

.text-center {
    text-align: center;
}

.list-unstyled {
    padding-left: 0;
    list-style: none;
}

@keyframes down {
    0%,
    20%,
    50%,
    80%,
    100% {
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        transform: translateY(0);
        opacity: 1;
    }
    40% {
        -webkit-transform: translateY(-30px);
        -moz-transform: translateY(-30px);
        -ms-transform: translateY(-30px);
        transform: translateY(-30px);
        opacity: 0;
    }
    60% {
        -webkit-transform: translateY(-15px);
        -moz-transform: translateY(-15px);
        -ms-transform: translateY(-15px);
        transform: translateY(-15px);
        opacity: 1;
    }
}

.modileMenu {
    display: block;
    width: 26px;
    position: relative;
    height: 20px;
}

.modileMenu div {
    position: absolute;
    width: 100%;
    height: 4px;
    background: #ffffff;
    border-radius: 4px;
    transition: all 0.5s;
    -webkit-border-radius: 4px;
    -moz-border-radius: 4px;
    -ms-border-radius: 4px;
    -o-border-radius: 4px;
}

.modileMenu .line1 {
    top: 0;
    left: 0;
    transition: all 0.5s;
}

.modileMenu .line2 {
    top: 8px;
    left: 0;
    opacity: 1;
    transition: all 0.5s;
}

.modileMenu .line3 {
    top: 16px;
    left: 0;
    transition: all 0.5s;
}

.modileMenu.on .line1 {
    transform: rotate(45deg);
    top: 9px;
    transition: all 0.5s;
}

.modileMenu.on .line2 {
    opacity: 0;
    transition: all 0.5s;
}

.modileMenu.on .line3 {
    transform: rotate(-45deg);
    top: 9px;
    transition: all 0.5s;
}