body {
    font-family: Arial, sans-serif;
    display: flex;
    align-items: flex-start;
    font-size: 12px;
    margin: 0;
    background-color: #1a1a2e;
    color: #ddd;
}

#gameWorld {
    border: 1px solid #444;
    flex-shrink: 0;
}

#controlPanel {
    display: flex;
    flex-direction: column;
    width: 220px;
    padding: 10px;
}

#frameRate, #tickCount {
    background-color: #2a2a4a;
    border: 1px solid #555;
    text-align: center;
    padding: 4px;
    margin-bottom: 6px;
    font-size: 12px;
}

#parameters {
    border: 1px solid #555;
    padding: 8px;
    background-color: #2a2a4a;
    margin-bottom: 10px;
}

#parameters label {
    display: block;
    margin-top: 6px;
    font-size: 11px;
    color: #aaa;
}

#parameters input {
    width: calc(100% - 6px);
    padding: 2px 3px;
    box-sizing: border-box;
    font-size: 12px;
    background-color: #1a1a2e;
    color: #eee;
    border: 1px solid #555;
}

#parameters button {
    margin-top: 10px;
    width: 100%;
    padding: 6px;
    background-color: #3498db;
    color: white;
    border: none;
    cursor: pointer;
    font-size: 13px;
}

#parameters button:hover {
    background-color: #2980b9;
}