.top {
    /* z-index: 10000; */
    background-color: rgba(255, 255, 255, 1);
    padding-top: 12px;
    /* position: fixed; */
    /* top: 0; */
    /* left: 0; */
    width: 100%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.5s;
}

.xianshi {
    position: relative;
}

.reg_color:hover {
    color: rgba(31, 110, 255, 1);
}

.xianshi img {
    position: absolute;
    width: 32px;
    height: 16px;
    top: -8px;
    right: -22px;
}

.header_video_topBg {
    background-color: rgba(255, 255, 255, 0);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: none;
}

.header_video_topBg .top_block .top_title .title_now {
    color: rgba(255, 255, 255, 1);
}

.header_video_topBg .top_block .top_title .titles,
.header_video_topBg .top_block .top_title .title_regis,
.header_video_topBg .top_block .top_title .titles a {
    color: rgba(255, 255, 255, 0.6);
}



.top_title {
    width: 1200px;
    /* height: 40px; */
    margin: 0 auto;
}

.top_square {
    width: 280px;
    height: 40px;
    border-radius: 4px;
    /* background-color: rgba(25, 102, 255, 1); */
    /* margin-right: 18px;
  margin-top: 6px; */
}

.top_title span {
    height: 14px;
    display: block;
    overflow-wrap: break-word;
    font-size: 14px;
    white-space: nowrap;
    line-height: 14px;
    text-align: center;
}

.top_title a {
    color: rgba(25, 28, 39, 1);
    text-decoration: none;
}

.top_title a:hover {
    color: rgba(31, 110, 255, 1);
    text-decoration: none;
}

.title_now {
    color: rgba(31, 110, 255, 1);
    margin: 13px 0 0 32px;
}

.title_now a {
    color: rgba(31, 110, 255, 1);
}

.titles {
    font-size: 14px;
    font-weight: 500;
    color: #191C27;
    margin: 13px 0 0 32px;
}

.title_regis {
    color: rgba(25, 28, 39, 1);
    margin: 13px 0 0 484px;
}

.top_down_btn {
    height: 40px;
    border-radius: 20px;
    background-color: rgb(250, 45, 45);
    /* margin-left: 148px; */
    width: 104px;
    cursor: pointer;
}

.top_down_btn a {
    display: block;
    width: 100%;
    height: 100%;
    line-height: 40px;
}

.top_down_btn span {
    display: block;
    width: 100%;
    height: 100%;
    line-height: 40px;
}

.top_down_txt {
    color: rgba(255, 255, 255, 1);
}

.register:hover {
    color: rgba(25, 102, 255, 1);
}

.logins:hover {
    color: rgba(25, 102, 255, 1);
}