body {
    font-family: Arial, sans-serif;
    padding: 10px;
    margin: 0;
}

.title {
    text-align: center;
    font-size: 24px;
    margin-bottom: 15px;
}

/* Generic row */
.row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}
.row1 {
    flex-wrap: nowrap;
    overflow-x: auto;
}
/* Row 1 */
.category-select {
    width: 180px;
    height: 34px;
    font-size: 15px;
}
.title {
    background-color: #0056b3;
    color: white;
    padding: 10px 15px;
    text-align: center;
    margin: 0;
}
.card-count-select {
    width: 60px;
    height: 34px;
    font-size: 15px;
}

/* Buttons */
.btn {
    height: 34px;
    padding: 0 14px;
    font-size: 14px;
    cursor: pointer;
    border: 1px solid #0056b3;
    background-color: #0056b3;
    color: white;
    border-radius: 4px;
}

.hint-btn {
    width: 60px;
}

/* Row 2 */
.free-label {
    color: red;
    width: 180px;
    font-size: 14px;
    text-align: center;
}

.user-select {
    width: 180px;
    height: 34px;
    font-size: 15px;
}

/* Responsive */
@media screen and (max-width: 480px) {
    .category-select,
    .user-select {
        width: 150px;
    }
    .row {
        gap: 8px;
    }
}