* {
    padding: 0;
    margin: 0;
    outline: none;
}

html,
body {
    width: 100%;
    height: 100%;
    position: relative;
    background: #fff;
}

html {
    font-family: 'arial', PingFangSC-Light, Microsoft YaHei UI, Microsoft YaHei, helvetica, sans-serif;
    font-weight: 500;
    color: #1d2129;
}

form,
input,
button {
    padding: 0;
    margin: 0;
    border: none;
    outline: none;
    background: none;
}

input::-webkit-input-placeholder {
    color: #ccc;
    letter-spacing: 2px;
    font-size: 16px;
}

a {
    text-decoration: none;
    color: #000;
}
a:hover{
    text-decoration: none;
    color: #000;
}
svg.icon {
    width: 14px;
    height: 14px;
    vertical-align: middle;
    fill: currentColor;
}
ul{
    list-style-type: none;
    margin-bottom: 0;
}
p{
    margin-bottom:0;
}
.f_r{float:right}
.m_t1{margin-top:10px}
.content {
    width: 1000px;
    margin: 0 auto;
    padding: 10px 15px;
}
.content h3{
    margin-bottom: 10px;
}
.flex{display:flex}
header{
    padding: 10px 15px;
    background: #000;
}
header a{color:#FFF}
/*自适应配置*/
@media (max-width: 1000px) {
    .content {
        width: auto;
    }
}

/*公共组件*/
.tab{
    display: flex;
    align-items: start;
}
.tab-item{
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 20px;
    cursor: pointer;
    color:var(--secondary);
}
.tab-item.active{
    color: #000;
    font-weight: 500;
    display: flex;
    flex-direction: column;
    align-items: center;
}
/* 为激活的选项卡添加下划线 */
.tab-item.active::after {
    content: "";
    display: block;
    width: 20px;
    height: 4px;
    border-radius: 2px;
    background: #000;
}
.tags{
    display: flex;
    align-items: start;
    width: 100%;
    overflow-y: hidden;
    overflow-x: auto;
}

.tags::-webkit-scrollbar {
    height:0;
    background-color: transparent;
}

.tag-item{
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    color:var(--secondary);
    font-size: 14px;
    margin-right: 10px;
    white-space: nowrap;
}

.tag-item.active{
    color: #000;
    font-weight: 500;
    display: flex;
    flex-direction: column;
    align-items: center;
}