* {
    margin: 0;
    padding: 0;
    color: white;
    font-family: Arial, sans-serif;
}

body {
    background-color: #121212;
}

#header {
    background-color: #505050;
    padding: 0.5em;
    font-size: 1em;
    display: flex;
    justify-content: space-between;
}

#header img {
    width: 2.5em;
    aspect-ratio: 1/1;
    border-radius: 2em;
}

#main {
    margin-top: 5em;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.red {
    color: red;
}

.black {
    color: black;
}