/* Common Header Styles */
.header {
    background: linear-gradient(90deg, #007bff, #6610f2);
    color: #fff;
    padding: 15px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.header h1 {
    margin: 0;
    font-size: 1.5rem;
}

.header .btn-group {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
}

/* Common Button Styles */
.btn {
    border-radius: 5px;
    font-size: 0.9rem;
    padding: 10px 15px;
}

@media (max-width: 768px) {
    .btn {
        width: 100%;
        font-size: 1rem;
    }
}

/* Common Responsive Layout */
@media (max-width: 576px) {
    .row-cols-md-4 > * {
        flex: 0 0 50%;
        max-width: 50%;
    }
}