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

header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr ;
    text-align: center;
    background-color: cadetblue;
}

header h1 {
    grid-column: 1/4;
    color: aliceblue;
    font-family: Arial, Helvetica, sans-serif;
    margin: 10px;
}

header nav {
    display: flex;
    grid-column: 1/4;
   justify-content: space-evenly;
    background-color: black;
}

header nav a:hover {
	text-decoration: overline;
}

header a {
    color: aliceblue;
    text-decoration: none;
    font-size: larger;
    font-family: Arial, Helvetica, sans-serif;
    margin: 5px;
}

main {
    display: grid;
    grid-template-columns: 2fr 1fr;
    width: 1440px;
    
}

section div {
    background-color: cadetblue;
    grid-column: 1/4;
    text-align: center;
}

section div h1 {
    font-family: Arial, Helvetica, sans-serif;
    color: aliceblue;
    margin: 0px;
}

section {
  border: 2px solid black; 
  margin: 10px; 
  
}

section p {
    margin: 5px;
}

section img {
    width: 200px;
    height: auto;
    margin: 5px;
}

footer {
    background-color: cadetblue;
    text-align: center;
    padding: 5px;

}

footer p {
    color: aliceblue;
    font-family: Arial, Helvetica, sans-serif;
    margin: 5px;
}