.main-content {
    flex: 1;
    padding: 20px;
    background-color: #f4f4f4;
    border-radius: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-left: 290px;
}

.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    grid-gap: 10px;
}

.card-list {
    background-color: #222;
    padding: 15px;
    border-radius: 15px;
    color: #fff;
    text-align: center;
}

.card-list h1 {
    font-size: 2rem;
    margin-bottom: 5px;
}

@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        flex-direction: row;
        justify-content: space-around;
        padding: 10px;
    }

    .main-content {
        margin-left: 0;
    }
}