html * {
    font-family: 'Roboto Flex', sans-serif;
}

html {
    background-color: #fafafa;
}

div.content-wrapper {
    display: flex;
    flex-flow: column;
}

div.content-wrapper > h1 {
    margin-left: auto;
    margin-right: auto;
}

.button {
    background-color: #2E86C1;
    color: white;
    padding: 0.5em;
    border: none;
    border-radius: 5px;
    display: inline-block;
    cursor:pointer;
    text-decoration: none;
    font-size: 16;
}

.button.exit {
    background-color: #E74C3C;
    margin-top: 1em;
}