.youtube-card-btn{
    width: fit-content;
    width: -moz-fit-content;
    height: 48px;
    padding: 0 14px;
    border-radius: 80px;
    background: #276EF1;
    font-weight: 500;
    font-size: 14px;
    line-height: 15px;
    letter-spacing: 0.75px;
    text-transform: uppercase;
    margin-bottom: 50px;
    color: #fff;
    -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    -ms-transition: all 0.3s;
    -o-transition: all 0.3s;
    transition: all 0.3s;
    cursor: pointer;
}

.youtube-card-btn:hover{
    color: #fff;
    box-shadow: 0 4px 2px rgba(30, 84, 183, 0.24);
}

.youtube-card-btn i{
    margin-right: 8px;
}

.youtube-card-btn i:before{
    font-size: 16px;
}

#popup-youtube-card .flip-container{
    width: 100%;
    height: 100vh;
    top: 0;
    left: 0;
    position: absolute;
}

#popup-youtube-card .flip-front{
    position: static;
    max-width: 1184px;
    margin: 0 auto;
    height: 100vh;
    overflow: hidden;
}

#popup-youtube-card .flip-close:before,
#popup-youtube-card .flip-close:after{
    background: #263238;
}

#popup-youtube-card .flip-header{
    margin-bottom: 56px;
}

#popup-youtube-card .flip-content{
    margin: 0;
    height: Calc(100vh - 104px);
    display: flex;
    align-items: center;
    justify-content: center;
}

#popup-youtube-card .flip-content iframe{
    width: 100%;
    height: 100%;
}

@media (max-width: 480px){

    #popup-youtube-card .flip-content iframe{
        aspect-ratio: 1/1;
        height: auto;
    }
}