body{
   background-image: url(kevin-canlas-cFFEeHNZEqw-unsplash.jpg);
   background-size: cover;

}
.top{
    margin-top:  1em;
    margin-left: 1em;
}
.top button{
    font-size:1em;
    
    box-shadow: 3px 3px 4px 3px yellow;
}
.intro{
    display: flex;
    justify-content: center;
    font-size: 12vw;
    color: aliceblue;
}
.top img{
    max-inline-size:25%;
    block-size: auto;
}