* {
    margin: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    -webkit-touch-callout: none;
    -webkit-overflow-scrolling: touch;
}

a {
    text-decoration: none;
    outline: none;
    color: #000;
}

em {
    font-style: normal;
}

ul {
    padding: 0px;
    margin: 0px;
}

li {
    list-style: none;
}

a,
button,
input,
select,
textarea {
    outline: 0;
}

html {
    position: relative;
    height: 100%;
    overflow: hidden;
}

body {
    width: 100%;
    height: 100%;
    position: relative;
    font-weight: normal;
    line-height: 1.2;
    font-size: 12px;
    overflow-y: auto;
    background-color: #fff;
}

#app {
    font-family: 'Helvetica Neue', Tahoma, Arial, 'PingFangSC-Regular', 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    height: 100%;
}

input, textarea{
    font-family: 'Helvetica Neue', Tahoma, Arial, 'PingFangSC-Regular', 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;
}

textarea {
    -webkit-font-smoothing: antialiased !important;
    -moz-osx-font-smoothing: grayscale !important;
}

.pull-left {
    float: left;
}

.pull-right {
    float: right;
}

.clearfix:after,
.clearfix:before {
    content: " ";
    display: table;
}

.clearfix:after {
    clear: both;
}

.tc {
    text-align: center;
}

.tl {
    text-align: left;
}

.tr {
    text-align: right;
}