body {
    background-color: darkslategray;
    overflow: hidden;
    background-image: url('img/back3.jpg');
    background-size:cover;
}

#canvas {
    position: absolute;
    top: 0;
    left: 0;
    background-color: transparent;
}

#start {
    position: absolute;
    z-index: 2;
    top: 100px;
    left: 100px;
    height: 100px;
    width: 100px;
    border-radius: 100%;
    background-color: red;
    border-style: none;
    outline: none;
    font-size: 20px;
    color: white;
    padding: 10px;
    visibility: hidden;
    opacity: 0.9;
}

#start:hover {
    opacity: 0.8;
}

#title {
    position: absolute;
    z-index: 2;
    top: 100px;
    left: 100px;
    width: 1000px;
    visibility: hidden;
    text-align: center;
    font-size: 100px;
    font-family: monospace;
    color: #373737;
}

#deathBox {
    width: 400px;
    height: 250px;
    position: absolute;
    top: 0px;
    left: 0px;
    z-index: 2;
    opacity: 0.9;
    background-color: #373737;
    padding: 5px;
    text-align: center;
    color: white;
    border-radius: 5px;
    font-family: cursive;
    font-size: 40px;
}

#score {
    font-size: 20px;
}

#highScore {
    font-size: 15px;
    color: gold;
}

.btnDeath {
    padding: 10px;
    border-style: none;
    background-color: black;
    color: white;
    border-radius: 5px;
    font-size: 15px;
    outline: none;
}

.btnDeath img {
    height: 20px;
    width: 20px;
}

.btnDeath:hover {
    opacity: 0.7;
}

#perfect {
    background-color: white;
    color: black;
    border-radius: 10px;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 2;
    padding: 10px;
    font-family: cursive;
}