/* 公共 */
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, input, fieldset, legend, button, textarea, p, th, td, select {
    margin: 0;
    padding: 0;
}
img {
    border: none;
    vertical-align: middle;
}
html {
    overflow-y: scroll;
}
ul,li {list-style: none;}
a {text-decoration: none;}
a:hover,a:active,a:focus{text-decoration:underline;}
.hide {display: none;}
.d-flex {display: flex;}
.align-items-center {align-items: center;}
.justify-content-between {justify-content: space-between;}
.justify-content-around {justify-content: space-around;}
.justify-content-center {justify-content: center;}
/* common */
.weight600 {
    font-weight: 600;
}

.weight500 {
    font-weight: 500;
}
.weight400 {
    font-weight: 400;
}

.color70 {
    color: #707070;
}

.size24 {
    font-size: .24rem;
}
.size22 {
    font-size: .22rem;
}

.alert {
    display: block;
    position: fixed;
    z-index: 99999;                               
    font-size: 14px;
    top: 50%;
    color: #ffffff;
    text-align: center;
    width: 5rem;
    padding: 10px;
    background: rgba(0,0,0,0.6); 
    border-radius: 10px;
    left: calc((100% - 5rem) / 2) ;
}

 /* 在浏览器中下载 */
 .tip_dl {
    font-size: 14px;
    padding: 0.4rem;
    padding-right: 0;
    display: none;
}

.tip_dl p {
    color: #919191;
    letter-spacing: 1px;
}

.tip_dl p img.point {
    width: 0.9rem;
    vertical-align: text-bottom;
    margin-left: 0.2rem;
}

.tip_dl p img.point_to {
    margin-left: 1.6rem;
    width: 1.6rem;
}