.btn-header {
    background-color: green;
    border: none;
    font-weight: bold;
    text-transform: uppercase;
    padding: 12px 30px;
    transition: transform 0.3s, background-color 0.3s;
}
.btn-header:hover {
    transform: scale(1.1);
    background-color: #ffeb3b;
    color: #333;
}
.text-center {
    color: #ffffff !important;
}
.section-title {
    color: white;
    font-size: 2.2rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}
.nav-tabs .nav-link {
    background-color: #ff4d4d;
    color: white;
    border: none;
    margin-right: 5px;
    text-transform: uppercase;
    font-weight: bold;
}
.nav-tabs .nav-link.active {
    background-color: #ffeb3b;
    color: #333;
}