body {
    background-color: #f8f9fa;
    font-family: Arial, sans-serif;
    margin-top: 30px;
}

.container {
    max-width: 700px;
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.result {
    margin-top: 20px;
    background-color: #e9ecef;
    padding: 20px;
    border-radius: 8px;
}

.triangle-container {
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    margin-top: 20px;
}

.row-item {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.triangle-item {
    margin: 0 20px;
    font-weight: bold;
    font-size: 1.5rem;
    padding: 10px;
    border: 1px solid #6c757d;
    border-radius: 5px;
}

.gap-row {
    display: flex;
    align-items: center;
}

.gap-5rem {
    width: 5rem;
    /* Gap of 5rem */
}