api.css

body{
    text-align: center;
    background-image:url("https://static.vecteezy.com/system/resources/thumbnails/044/653/057/small_2x/as-the-actors-deliver-their-lines-their-voices-echo-throughout-the-grand-hall-captivating-the-audiences-attention-photo.jpg") ;
    background-size: cover;
}
h1{
    margin-top: 100px;
    color: rgb(237, 228, 218);
    font-size: 80px;
    font-weight: bold;
    text-decoration: underline;
}

.main{
    margin: 0 auto;
    margin-top: 200px;
    display: flex;
    justify-content:  space-evenly;
    width: 80%;
}

.key
{  font-size: 30px;
    border: 5px solid black;
     color: white;
    height: 80px;
    width: 80px;
    background-color: rgba(0, 0, 0, 0.788);
    transition-duration:0.05s ;
    box-shadow: 0 0 10px black;
}

.key p{
    font-size: 15px;
    color: yellow;
}

.pressed{
    border:2px solid yellow ;
    transform: scale(1.3);
}