body {
    margin:0;
    height:100vh;
    overflow:hidden;
}

#toolbar {
    position:absolute;
    width:100%;
    height:10%;
    background: none;
    display: flex;
    justify-content: center;
    top:25%;
}

#toolbar > input {
    align-self: center;
    display:block;
    margin:10px;
    padding:15px;
    color:lightgray;
    background-color: teal;
    border:2px solid lightgray;
    outline:none;
    border-radius:15px;
    font-family: monospace;
}


canvas {
    overflow:hidden;
}