.card-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: 20px;
}

.col-3 {
    flex: 0 0 21%;
    margin: 0 10px 20px;
}

.card {
    width: 300px;
    height: 500px;
    border-radius: 15px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.4), transparent);
    color: white;
}

.card-title {
    font-size: 1.7em;
    margin-bottom: 10px;
    font-weight: bold;
    line-height: 1.2;
}

.card-description {
    font-size: 1em;
    margin-bottom: 15px;
    line-height: 1.4;
}

.card-button {
    display: inline-block;
    padding: 8px 15px;
    background-color: #000;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: 0.9em;
    font-weight: bold;
}