body{
    background-color: chartreuse;
}
video{
transition: width 1s,
margin-top 0.25s,
rotate 1s;
}
video:hover{
width: 800px;
margin-top: 1000px;
rotate: 90deg;
}
audio{
    width: 500px;
    transition: width 0.5s,
    margin-left 0.5s;
}
audio:hover{
    width: 5px;
    margin-left: 300px;
}