.irt-wrapper {
    text-align: center;
    margin: 20px 0;
}

.irt-controls {
    margin: 10px 0;
}

.irt-controls input {
    width: 80px;
    margin: 0 10px;
    padding: 5px;
}

#irt-canvas {
    border: 1px solid #ddd;
    margin-top: 15px;
    max-width: 100%;
}

.irt-btn {
    display: inline-block;
    margin-top: 15px;
    padding: 10px 20px;
    background: #0073aa;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
}

.irt-btn:hover {
    background: #005f8d;
}