@import url('http://fonts.cdnfonts.com/css/common-pixel');
@import url('http://fonts.cdnfonts.com/css/pixelony');

body {
    background-color: black;                         
    font-family: 'Common Pixel', sans-serif;  
    overscroll-behavior-y: contain;
}

#game_title {
    color: white;
    font-size: calc(2.5vw);                                                             
    position: absolute;
    top: 0;
    left: 15vw;
}

#game_score { 
    color: white;
    font-size: calc(1.75vw);                                                             
    position: absolute;
    top: 0.5vw;
    left: 28vw;
    width: 47.3vw;
    text-align: right;
}

#game_canvas {
    background-color: black;
    border: calc(0.1vw + 0.1vh) white solid;

    position: absolute;
}

#game_buttons {
    visibility: hidden;
    position: absolute;
    right: 0.5vw;
    top: 8vw;
}

#button-up {
    align-self: center;
}

#game_buttons button{
    border: none;
    background-color: rgba(128, 128, 128, 0.438);
    font-size: 3vw;   
    text-align: center;
    width: 11vw;
    height: 8vw;
    border-radius: 1vw;
    margin-bottom: 0.4vw;
}