* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    margin-top: 0;
}

html,
body,
div {
    margin: 0;
    padding: 0;
}

body {
    background-image: url("/assets/background.jpg");
    background-repeat: no-repeat;
    background-size: cover;
}


main {
    background: #dddddd;
    max-width: 600px;
    margin-left: auto;
    margin-right: 20px;
    padding: 20px;
    border: solid 3px black;
    border-radius: 25px;
    margin-top: 50px;
}