body { 
    margin: 0; 
}

#canvas { 
    width: 100%; 
    height: 100% 
}

#camera { 
    position: absolute; 
    left: 100px; 
    top: 20px; 
    width: 100px; 
    height: 100px; 
    color: lightgreen; 
    font-family: 'Courier New', Courier, monospace;
    font-size: 20px; 
    z-index: 1000; 
}