.bg-oemc {
    background: #333333;
}
.font-monospace-custom {
    font-family: 'Courier New', monospace;
    letter-spacing: 1px;
}
.oemc-title {
    font-size: 4rem;
    letter-spacing: 0.2rem;
}
.border-red-top {
    border-top: 3px solid #dc3545;
}
.nav-link-oemc {
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}
.nav-link-oemc:hover {
    color: #dc3545 !important;
    border-bottom: 2px solid #dc3545;
}
.nav-link-oemc.active {
    border-bottom: 2px solid #dc3545;
}
@media (max-width: 768px) {
    .oemc-title { font-size: 2.5rem; }
}