.header_common{
    display: flex;
    align-items: center;
    /*border-bottom: ;*/
    background-color: white;

    -webkit-box-shadow: 0 1px 3px rgba(26, 26, 26, .1);
    box-shadow: 0 1px 3px rgba(26, 26, 26, .1);
    background-clip: content-box;
    position: relative;
}

.header_left{
    width: 25%;
}

.header_center{
    width: 50%;
}

.header_right{
    min-width: 25%;
}

.header_content_li{
    display: flex;
}

ul {
    list-style-type: none; /* 去除ul列表项前的点 */
    padding: 0;
}

ol {
    list-style-type: none; /* 去除ol列表项前的点 */
}

li {
    margin-left: 0; /* 如果需要，可以调整li的左边距 */
    padding-left: 0; /* 如果需要，可以调整li的内边距 */
}

.container {
    display: flex;
    justify-content: space-between;
}

.container > * {
    flex: 1;
    text-align: center; /* 元素在各自范围内居中 */
}


.header_left {
    display: flex;
    justify-content: space-between;
}

.header_left > * {
    flex: 1;
    text-align: center; /* 元素在各自范围内居中 */
}

.header_left_box{
    display: flex;
    flex-direction: column;
}



/* 链接样式 */
a {
    color: #000000; /* 链接颜色 */
    text-decoration: none; /* 去除下划线 */
    transition: color 0.3s ease; /* 平滑过渡效果 */
}

a:hover {
    color: #0a72d6; /* 悬停时的颜色 */
    text-decoration: underline; /* 悬停时添加下划线 */
}

a:active {
    color: #000000; /* 激活时的颜色 */
}

a:visited {
    color: #000000; /* 访问过后的颜色 */
}

/* 用于按钮的链接 */
a.button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #3498db;
    color: #fff;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

a.button:hover {
    background-color: #2980b9;
}

a.button:active {
    background-color: #1e6f9f;
}
.PageHeader {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    -webkit-transition: -webkit-transform .3s;
    transition: -webkit-transform .3s;
    transition: transform .3s;
    transition: transform .3s, -webkit-transform .3s;
}
.QuestionHeader-main {
    display: flex;
    align-items: center;
    flex-direction: row;
    /*margin-left: 20%;*/
    font-size: 15px;
    width: 50%;
}
.QuestionHeader-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    width: 100%;
    height: 100%;
    /*padding: 0 16px;*/
    /*margin: 0 auto;*/
}

.PageHeader {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    -webkit-transition: -webkit-transform .3s;
    transition: -webkit-transform .3s;
    transition: transform .3s;
    transition: transform .3s, -webkit-transform .3s;
}

.PageHeader:not(.is-shown) {
    -webkit-transform: translateY(100%);
    transform: translateY(100%);
}

.header.is-fixed {
    width: 100%;
    position: fixed;
    z-index: 2;
    -webkit-font-smoothing: subpixel-antialiased;
}
.header{
    height: 60px;

    position: relative;
    z-index: 100;
    min-width: 1032px;
    overflow: hidden;
    background: #fff;
    -webkit-box-shadow: 0 1px 3px rgba(26, 26, 26, .1);
    box-shadow: 0 1px 3px rgba(26, 26, 26, .1);
    background-clip: content-box;
}

.header.is-hidden .header_common {
    -webkit-transform: translateY(-100%);
    transform: translateY(-100%);
}

.QuestionHeader-left{
    width: 25%;
}
.QuestionHeader-right{
    width: 25%;
}
.header_flow{
    height:60px
}
.header_common{
    height:60px
}
