.start-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 420px;
    margin: 0 auto;
    padding: 8px 0 20px;
}
.start-box {
    border: 1px solid #ddd;
    border-radius: 10px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}