body,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
p,
blockquote,
dl,
dt,
dd,
ul,
ol,
li,
div,
pre,
form,
fieldset,
legend,
button,
input,
textarea,
th,
td {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Microsoft YaHei;
}

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

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

code,
kbd,
pre,
samp {
    font-family: couriernew, courier, monospace;
}

ul,
ol {
    list-style: none;
    margin-bottom: 0;
}

a {
    text-decoration: none;
    color: inherit;
}

a:hover {
    text-decoration: none;
    color: inherit;
}

a:visited {
    text-decoration: none;
}

sup {
    vertical-align: text-top;
}

sub {
    vertical-align: text-bottom;
}

legend {
    color: #000;
}

fieldset,
img {
    border: 0;
}

button,
input,
select,
textarea {
    font-size: 100%;
}

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


/*头部*/

.yh-header {
    width: 100%;
    min-width: 1200px;
    height: 85px;
    background-color: rgba(0, 0, 0, 0.4);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
}

.yh-header .header_logo {
    float: left;
    width: 285px;
    height: 100%;
    line-height: 85px;
    padding-left: 57px;
}

.yh-header .header_logo>img {
    width: 100%;
}

.yh-header .header_nav {
    height: 100%;
    position: relative;
    margin-left: 285px;
}

.header_nav .header_nav_item {
    float: right;
    height: 85px;
    line-height: 85px;
    color: #FEFDFD;
    padding: 0 12px;
    margin: 0px 43px;
}

.header_nav .header_nav_item>a {
    display: inline-block;
    width: 100%;
    height: 100%;
}

.header_nav li.language {
    border-left: 1px solid #fff;
}

.header_nav .header_nav_item:hover {
    background: rgba(0, 0, 0, 0.35);
}

.header_nav li.nav_active {
    border-bottom: 3px solid #fff;
}

.ponint {
    cursor: pointer;
}

/*footer*/

.yh-footer {
    width: 100%;
    position: relative;
    color: #CDCCCC;
    line-height: 1;
}

.yh-footer .footer-nav {
    height: 387px;
    background: #7D7D7D;
    padding: 39px 0 34px;
    text-align: center;
}

.footer-nav>div {
    display: inline-block;
    height: 100%;
    position: relative;
    overflow: hidden;
    text-align: left;
    white-space: nowrap;
}

.footer-nav .nav-wrap {
    float: left;
    height: 100%;
    font-size: 15px;
    color: #CDCCCC;
    vertical-align: top;
    margin-right: 80px;
}

.footer-nav .nav-wrap:last-child {
    margin: 0;
}

.nav-wrap .footer-nav-item {
    padding: 10px 0;
}

.nav-wrap .footer-nav-item:hover a {
    color: #fff;
}

.nav-wrap li.frist_menu {
    height: 32px;
    font-size: 18px;
    font-weight: bold;
    color: #fff;
    padding: 0 25px 0 0;
}

.nav-wrap li.frist_menu a {
    display: inline-block;
    width: 97px;
    height: 100%;
    border-bottom: 1px solid #01E1FC;
}

.nav-wrap li.footer-index-menu a {
    border: none;
    font-weight: 400;
}

.yh-footer .footer-info {
    height: 68px;
    line-height: 68px;
    text-align: center;
    background: #343434;
    font-size: 15px;
    color: #fff;
}


/* 内容区 */

.yh-content {
    width: 100%;
    position: relative;
    overflow: hidden;
}


/* 按钮 */

.yh-btn {
    width: 194px;
    height: 45px;
    line-height: 45px;
    text-align: center;
    background: linear-gradient(90deg, #015CB6, #3BA5F7);
    color: #FFFFFF;
    margin: 0 auto;
    cursor: pointer;
}

.nodd-ruby {
    background: linear-gradient(90deg, #015CB6, #3BA5F7);
    position: relative;
    overflow: hidden;
    z-index: 0;
    cursor: pointer;
    opacity: 1;
    transition: all 0.3s;
}

.anim {
    transform: translate(-50%, -50%);
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: -1;
}

.anim:before {
    position: relative;
    content: "";
    display: block;
    margin-top: 100%;
}

.anim:after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    border-radius: 50%;
}

.ruby:active {
    opacity: 0.8;
}

.ruby:hover>.anim {
    animation: anim-out 0.75s;
}

.ruby:hover>.anim:after {
    animation: anim-out-pseudo 0.75s;
}

@-webkit-keyframes anim-out {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

@-moz-keyframes anim-out {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

@-ms-keyframes anim-out {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

@keyframes anim-out {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

@-webkit-keyframes anim-out-pseudo {
    0% {
        background: rgba(0, 0, 0, 0.35);
    }
    100% {
        background: transparent;
    }
}

@-moz-keyframes anim-out-pseudo {
    0% {
        background: rgba(0, 0, 0, 0.35);
    }
    100% {
        background: transparent;
    }
}

@-ms-keyframes anim-out-pseudo {
    0% {
        background: rgba(0, 0, 0, 0.35);
    }
    100% {
        background: transparent;
    }
}

@keyframes anim-out-pseudo {
    0% {
        background: rgba(0, 0, 0, 0.35);
    }
    100% {
        background: transparent;
    }
}