*{
    padding: 0;
    margin: 0;
}
.flex_column{
    display: flex;
    flex-direction: column;
}
.flex_row{
    display: flex;
    flex-direction: row;
}
.flex_row_center{
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}

.main_contain{
    margin: 0 auto;
    text-align: center;
    background-color: #1C1E2D;
    box-sizing: border-box;
}
.top_contain{ 
    width: 100vw;
    background-image: url('../image/logo_bg.png');
    background-size: 100% 100%;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding-bottom: 8vw;
}
.t_c_header{
    padding: 10vw 4vw 1.3333vw;
    background-color: #0D1624;
    box-sizing: border-box;
    width: 100vw;
    border-top: 1px solid #10161F;
    
}
.logo_img{
    width: 27.2vw;
    height: 9.0667vw;
}
.t_c_nav{
    margin-left: 2.6667vw;
}
.t_c_n_item{
    font-size: 3.4667vw;
    color: #fff;
    padding: 4vw 2.6667vw;
}
.pro_img{
    width: 80vw;
    height: 18vw;
}
.pro_img1{
    width: 80vw;
    height: 36vw;
}

.pro_contain{
    background: #fff;
    border-radius: 4vw;
    margin: 3vw;
    padding: 3vw;
    width: 90vw;
    box-sizing: border-box;
}


.b_play_img{
    width: 92vw;
    height: 30.6667vw;
}
.footer_contain{
    padding: 6.6667vw;
    background-color: #1C1E2D;
}
.footer{
    flex-wrap: nowrap;
    justify-content: space-between;
    margin-bottom: 6.6667vw;
    
}
.f_item{
    color: #009BB2;
    font-size: 3.4667vw;
}
.f_i{
    color: #404A51;
    font-size: 2.9333vw;
}
h3{
    text-align: left;
}