body * {
    box-sizing: border-box;
}
body {
    transition: all 0.5s ease-in;
    min-height: 100vh;
    margin: 0px;
    background: #F4F4F4;
    font-family: Arial, Helvetica, sans-serif;
}

header {
    height: 50vh;
    display: grid;
    grid-template-rows: 1fr 4fr;
    align-items: center;
    background-color: #CCC;
    padding: 10px;
    transition: all 0.5s ease-in;
}

header #seasons {
    display: flex;
    justify-self: flex-end;
    justify-content: space-between;
    width: 210px;
}

header h1 {
    display: flex;
    justify-self: center;
}

main {
    max-width: 800px;
    padding: 20px;
    margin-left: auto;
    margin-right: auto;
    background: white;
    min-height: 50vh;
}

button {
    background-color: white;
    color: black;
    border: solid 3px black;
    padding: 5px 10px;
}

button:active, button:focus {
    background-color: black;
    color: white;
    border: solid 3px white;
}

/* Fall Class */

.fall h1 {
    color: white;
    text-shadow: 1px 1px 1px black;
}

.fall header {
    background-image: url('images/fall.png');
    background-size: cover;
    background-position: bottom center;
}

/* Winter Class */

.winter h1 {
    color: white;
    text-shadow: 1px 1px 1px black;
}

.winter header {
    background-image: url('images/winter.png');
    background-size: cover;
    background-position: bottom center;
}

/* Spring Class */

.spring h1 {
    color: white;
    text-shadow: 1px 1px 1px black;
}

.spring header {
    background-image: url('images/spring.png');
    background-size: cover;
    background-position: bottom center;
}