div {
   position: fixed;
}

#div1 {
    position: relative;
    width: 100%;
    height: 20px;
    background: #FFFFFF;
    text-align: center;
    border-radius: 5px;
}

#div0 {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    box-sizing: border-box;
    border-radius: 5px;
}

#healthnum {
    position: absolute;
    color: aqua;
    font-weight: bolder;
    height: 100%;
    border-radius: 5px;
    padding: 0px 10px;
    /* background-color: #FFFFFF; */
}

img {
    height: 100%;
    width: 100%;
}

img .myfish {
    src: 'imgs/myfish.png';
}

img .littlefish {
    src: 'imgs/littlefish.png';
}

img .shark {
    src: 'imgs/shark.png';
}

img .jellyfish {
    src: 'imgs/jellyfish.png';
}

.fish-info {
    position: relative;
    border: 1px white solid;
}

.size-info {
    width: 100%;
    height: 100%;
    /* border: 1px solid white; */
    font-size: 20px;
    font-weight: bold;
    color: white;
    text-align: center;
    position: absolute;
    top: -20px;
}