body {
    background: #f8f9fa;
}

.page-wrap {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.error-title {
    font-size: 4rem;
    font-weight: bold;
}

.error-text {
    font-size: 1.2rem;
}

.product-card {
    border-radius: 16px;
    border: none;
}

.touch-input {
    height: 52px;
    font-size: 20px;
    text-align: center;
}

.touch-btn {
    height: 52px;
    font-size: 18px;
}

.stock-number {
    font-size: 2.2rem;
    font-weight: bold;
}

.product-name {
    font-size: 1.4rem;
    font-weight: 700;
}

.selectable-item.selected {
    border: 2px solid #0d6efd;
    background-color: #e7f1ff;
}

button {
  touch-action: manipulation;
}