html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    display: flex;
    flex-direction: column;
    background-color: #0f0f0f !important;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.container {
    flex: 1;
}


footer {
    margin-top: auto;
    background-color: #212529 !important;
}


.navbar {
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .main-content {
        min-height: calc(100vh - 56px);
    }
}