* {
    margin: 0;
    padding: 0;
    /* font-family: "微软雅黑" !important; */
}

body {
    font-family: helvetica;
    min-height: 100vh;
    font-size: unset;
    line-height: unset;
}

body {
    /* 横竖屏切换时，字体会放大，或者用户设置自己的字体大小，禁止用户缩放这些 */
    /* 禁止调整字体大小 */
    -webkit-text-size-adjust: 100% !important;
    /*长时间按住文字会选中，禁止  */
    -webkit-user-select: none;
    /* 上下滚动条卡顿、慢 */
    -webkit-overflow-scrolling: touch;
}

/* iphone及ipad下输入框默认内阴影 */

Element {
    -webkit-appearance: none;
    /* ios和android下触摸元素时出现半透明灰色遮罩 */
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0)
}

html {
    font-size: 100px;
}

a, button, input {
    /* 选中的阴影，取消 */
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0)
}

button, input {
    /* 取消默认外观 */
    -webkit-appearance: none;
    /* 取消默认圆角 */
    border-radius: 0;
}

button {
    outline: none
}

button:focus {
    outline: none;
}

/*for IE*/

button::-moz-focus-inner {
    border-color: transparent;
}

/*for mozilla*/

a {
    text-decoration: none
}

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

input {
    outline: none;
    vertical-align: middle;
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

img {
    vertical-align: middle
}

h3, h4, p {
    margin: 0;
    padding: 0;
}

.left {
    float: left
}

.right {
    float: right;
}

.clearfix:after, .clearfix::before {
    display: block;
    content: '';
    clear: both;
    height: 0;
    width: 0;
}

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

body {
    background: rgb(255, 255, 255);
}

.top {
    width: 100%;
    height: .88rem;
}

/* 顶部介绍 */

.head-top {
    width: 100%;
    height: 0.88rem;
    background-color: rgba(255, 255, 255, 1);
    position: fixed;
    top: 0;
    left: 0;
    font-size: .36rem;
    color: #333;
    line-height: .88rem;
    box-sizing: border-box;
    padding-left: .3rem;
    /* 单行溢出 */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.head-top>a {
    margin-right: .3rem;
    font-size: .5rem;
    margin-top: 0;
}

.head-top>a>img {
    width: .28rem;
    height: .28rem;
}

/* 底部 绝对定位在底部*/

.bootom {
    width: 100%;
    height: .98rem;
}

.footer {
    position: fixed;
    left: 0;
    bottom: 0;
    z-index: 999;
    width: 100%;
    height: .98rem;
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 .02rem .1rem 0 rgba(0, 0, 0, 0.4);
}

.footer ul {
    width: 100%;
    height: .98rem;
}

.footer ul>li {
    display: block;
    width: 25%;
    float: left;
}

.footer ul>li>a {
    display: block;
    box-sizing: border-box;
    text-align: center;
    height: .98rem;
    font-size: 0;
    padding-top: .09rem;
}

.footer ul li a>img {
    width: .5rem;
    height: .5rem;
    display: inline-block;
}

.footer ul li a>em {
    display: block;
    font-size: .22rem;
    color: #999;
    line-height: 0.45rem;
}