body {
    font-family: 'Lucida Sans', sans-serif;
    margin: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.main {
    margin: 15px;
    display: flex;
    flex-direction: column;
}

h1 {
    text-align: center;
    margin: 20px;
}

button {
    margin-top: 10px;
    cursor: pointer;
    align-self: flex-end;
    box-shadow: 2px 2px 4px lightslategray;
}