#app {
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #a164df;
}

button {
    border: none;
    border-radius: 5px;
    margin: 15px;
    padding: 25px;
    font-size: 2em;
    background-color: rebeccapurple;
    color: white;
}

button:hover {
    cursor: pointer;
    opacity: 0.9;
}