.heading{
    font-size: large;
    width: 100%;
    margin: 0px;
}

.note{
    font-size: medium;
    color: darkslategrey;
}

body{
background-size:cover;
}

.div_speed{
    float: left;
}

.div_speed_img{
    width: 200px;
    border-radius: 100px;
}

#speed{
    font-size: 23px;
    margin:15px;
}

.div_volume{
    float: right;
}

.div_volume_img{
    width: 200px;
    border-radius: 100px;
}

#volume{
    font-size: 23px;
    margin:15px;
}

.play_button{
    width:130px;
    font-size: 25px;
}
 canvas{
    border:5px solid white;
    border-radius: 20px;
 }