.youtube{position:relative;width:100%;padding-top:56.25%}.youtube iframe{position:absolute;top:0;right:0;width:100%;height:100%}.gradient-background{background:linear-gradient(220.55deg,#c5edf5,#4a879a)}.gradient-background-alt1{background:linear-gradient(220.55deg,#ff8570,#418cb7)}.gradient-background-alt2{background:linear-gradient(220.55deg,#ffe70b,#27b643)}.gradient-background-alt3{background:linear-gradient(220.55deg,#ffc328,#e20000)}.gradient-background-alt4{background:linear-gradient(220.55deg,#ffeb3a,#4def8e)}.gradient-background-alt5{background:linear-gradient(220.55deg,#24cfc5,#001c63)}.card-header-with-bg{background-image:linear-gradient(#000000b3,#000000b3),var(--bg-image);transition:all .3s ease;background-size:cover;background-position:center}.group:hover .card-header-with-bg{background-image:linear-gradient(#5b21b6d9,#5b21b6d9),var(--bg-image);transition:all .3s ease;background-size:cover;background-position:center}