.divider:after,
.divider:before {
    content: "";
    flex: 1;
    height: 1px;
    background: #eee;
}

.h-custom {
    height: calc(100% - 73px);
}

@media (max-width: 450px) {
    .h-custom {
        height: 100%;
    }
}

html{
    height: 100%;
}

body{
    background-image: url("../images/learning.jpg");
    opacity: 0.75;
    background-size: cover;
    background-repeat: no-repeat;
}

.customlink {
    text-decoration: none;
    color: blue
}

.card{
    border-radius: 5px;
}

.custom-btn{
    background-color: rgb(62, 126, 255);
    color: white;
}

.custom-btn:hover{
    background-color: blue;
    color: black;
}