* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    display: grid;
    place-items: center;
    padding: 24px;
    font-family: Arial, sans-serif;
    color: #222;
    background: #f4f4f4;
}

.container {
    width: min(100%, 600px);
    padding: 32px;
    text-align: center;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgb(0 0 0 / 10%);
}

h1 {
    margin-top: 0;
}

.quote-box {
    min-height: 160px;
    display: grid;
    align-content: center;
    margin: 24px 0;
    padding: 20px;
    background: #f8f8f8;
    border-left: 4px solid #2563eb;
    border-radius: 4px;
}

#quote {
    margin: 0;
    font-size: 1.2rem;
    line-height: 1.5;
}

#author {
    margin: 16px 0 0;
    font-style: italic;
    color: #555;
}

button {
    padding: 12px 18px;
    font-size: 1rem;
    font-weight: bold;
    color: white;
    background: #2563eb;
    border: 0;
    border-radius: 6px;
    cursor: pointer;
}

button:hover:not(:disabled) {
    background: #1d4ed8;
}

button:disabled {
    cursor: wait;
    opacity: 0.7;
}