html,
body,
div,
span,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
abbr,
address,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
samp,
small,
strong,
sub,
sup,
var,
a,
b,
i,
dl,
dt,
dd,
ol,
ul,
li,
input,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section,
summary,
time,
mark,
audio,
video {
    margin: 0;
    padding: 0;
    border: 0;
    outline: none;
    font-size: 100%;
    font-family: -apple-system, system-ui, "Helvetica Neue", Roboto, sans-serif;
    vertical-align: baseline;
    background: transparent;
    box-sizing: border-box;
    -webkit-user-select: none;  /* Chrome/Safari */
    -moz-user-select: none;     /* Firefox */
    -ms-user-select: none;      /* IE/Edge */
    user-select: none;          /* 标准语法 */
}

html,
body {
    width: 100%;
    height: 100%;
    min-width: 250px;
    /*padding-top: env(safe-area-inset-top);*/
    /*padding-bottom: env(safe-area-inset-bottom);*/
    /*padding-left: env(safe-area-inset-left);*/
    /*padding-right: env(safe-area-inset-right);*/
}

body {
    line-height: 1;
}

:focus {
    outline: 1;
}

article,
aside,
canvas,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section,
summary {
    display: block;
}


/* 清除 ul 等标签前面的“小圆点” */

ul,
li,
ol {
    list-style-type: none;
}

img {
    width: 100%;
    height: auto;
    border: none;
    /* ie8 */
    display: block;
    -ms-interpolation-mode: bicubic;
    /*为了照顾ie图片缩放失真*/
}

blockquote,
q {
    quotes: none;
}

blockquote:before,
blockquote:after,
q:before,
q:after {
    content: '';
    content: none;
}

a {
    color: #333;
    text-decoration: none;
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    vertical-align: baseline;
    background: transparent;
    font-weight: normal;
}

ins {
    background-color: #ff9;
    color: #000;
    text-decoration: none;
}

mark {
    background-color: #ff9;
    color: #000;
    font-style: italic;
    font-weight: bold;
}

del {
    text-decoration: line-through;
}

abbr[title],
dfn[title] {
    border-bottom: 1px dotted #000;
    cursor: help;
}

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

hr {
    display: block;
    height: 1px;
    border: 0;
    border-top: 1px solid #cccccc;
    margin: 1em 0;
    padding: 0;
}

input,
select {
    vertical-align: middle;
}


/* 顶部标题栏 */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 44px;
    line-height: 44px;
    text-align: center;
    font-weight: bold;
    font-size: 17px;
    background-color: #fff;
    color: #333;
}


/* 中间内容栏 */

.content {
    position: fixed;
    top: 44px;
    bottom: 50px;
    left: 0;
    right: 0;
    width: 100%;
    margin: 0 auto;
    overflow-y: scroll;
    overflow-x: hidden;
}
.content_tabs {
    bottom: 70px;
}


/* 底部tab栏 */

.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #fff;
}

.footer-content {
    width: 100%;
    height: 70px;
    display: flex;
    align-items: center;
    box-sizing: border-box;
    position: relative;
    z-index: 2;
    padding-bottom: 20px;
}

.footer a {
    flex: 1;
    text-align: center;
    color: #8c8c8c;
}

.footer a.active {
    color: #3880FF;
}

.footer a i {
    display: block;
    margin: 5px 0;
    font-size: 21px;
}

.footer a span {
    font-size: 12px;
}

.border {
    transform: scale(0.5);
    position: absolute;
    border-top: 1px solid #c8c8c8;
    top: -50%;
    right: -50%;
    bottom: -50%;
    left: -50%;
}

.box-button {
    margin: 14px auto 0;
    width: 87%;
    height: 47px;
    text-align: center;
    line-height: 47px;
    background: linear-gradient(90deg, #106fff, #3fcfff);
    border-radius: 24px;
    color: #fff;
}

.flash {
    animation: blink 1s infinite;
}
/* 定义闪烁动画 */
@keyframes blink {
    0%, 100% { opacity: 1; }  /* 起始和结束都完全显示 */
    50% { opacity: 0; }      /* 中间隐藏 */
}