*{
    margin: 0;
    padding: 0;

}
body{
    /* background-color: rgba(216, 14, 14, 0.7); */
    overflow: hidden;
    position: relative;
    
}
canvas{
   outline: 4px solid black;
   display: inline;

}
#balls{
    /* width: 200px;
    height: 60px; */
    /* position: absolute; */
}
label{
    width: 200px;
    font-size: large;
    display: inline;

}
#range{
    display: block;
    margin: 20px;
}
button{
    width: 200px;
    height: 20px;
}