:root{
    --sky-color: #fc4f4f;
}

.btn-sky{
    background: var(--sky-color) !important;
    color: #fff !important;
    transition: background 0.2s ease-in-out;
}

.btn:hover{
    background: #000 !important;
    color: #fff !important;
}




@media (max-width: 767px) {
    .slider-title{
        font-size:2rem !important;
    }
}