.step-container{clear:both;}
.number {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 1px solid #eee;
    float:left;
}

.number:hover {
    border-color: #de2103;
    color: #de2103;
}

.number.selected {
    background-color: #de2103;
    border-color: #de2103;
    color: #fff;
}

.number.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.btn {
    padding: 10px 25px;
    border: none;
    border-radius: 5px;
    background-color: #3498db;
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #2980b9;
}

.btn:disabled {
    background-color: #bdc3c7;
    cursor: not-allowed;
}