*{
    padding: 0px;
    margin: 0px;
    box-sizing: border-box;
}



header>h1, main>h2,main>h3, main>p, img, footer{
    border: black dotted 2px;
}
header{
    background-color: bisque;
    height: 100px;
    padding: 25px;
}
header>h1{
    text-align: center;
}

main{
    background-color: lightblue;
}

div{
    margin: auto;
    width: 600px;
}

main>div>h2{
    background-color: lightcoral;
}
main>div>h3{
    background-color: lightgrey;
}
main>div>p{
    background-color: lightcyan;
}
main>div>img{
    width: 250px;
    margin-left: 50px;
}

footer{
    background-color: black;
    height: 150px;
}
footer > p{
    border: white dotted 2px;
    color: white;
    padding-left: 25px;
    padding-top: 100px;
}