* {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
}

body {
    background-color: #151517;
    align-items: center;

}

main {
    width: 50%;
    margin: auto;
    padding: 50px;
}

h1 {
  text-align: center;
  font-family: Arial, Helvetica, sans-serif;
  font-size: larger;
}

img {
    align-items: center;
    float: center;
    width: auto;
}