body {
    font-family: Arial, sans-serif, "微软雅黑", "Microsoft YaHei", sans-serif;
    font-size: 1rem;
    color: #333333;
    padding: 0;
    margin: 0;

}

h1,
h2,
h3,
h4,
h5,
h6,
ul,
li,
dl,
dt,
dd,
hr,
input,
p {
    padding: 0;
    margin: 0;
    list-style: none;
    outline: none;
}

a {
    color: inherit;
    font: inherit;
    text-decoration: none;
    outline: none;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
    transition: all 0.5s ease;
}

a:hover {
    text-decoration: none;
}

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

.clearfix {
    zoom: 1;
}

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

* {
    box-sizing: border-box;
    -moz-box-sizing: border-box;
    /* Firefox */
    -webkit-box-sizing: border-box;
    /* Safari */
    border: none;
    outline: none;
}

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


.flex {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    align-items: center;
    -ms-align-items: center;
    align-items: center;
}

.is-between {
    justify-content: space-between;
}

.fixed-bg {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}