* { margin: 0; padding: 0; box-sizing: border-box; }

.hidden-trap {
    display: none !important;
    visibility: hidden !important;
    position: absolute !important;
    left: -9999px !important;
}

body {
    padding: 2rem;
    background-color: #333;
    color: whitesmoke;
    min-height: 100vh;
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
}

h1, h2, h3 { text-align: center; color: #00d4ff; margin-bottom: 1rem; }
a { color: #00d4ff; text-decoration: none; transition: 0.3s; }
a:hover { color: #fff; text-decoration: underline; }

caption h5 {
    font-weight: normal !important;
    font-size: 18px;
    color: #00d4ff;
    letter-spacing: 1px;
}

nav {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    max-width: 980px;
    margin-left: auto;
    margin-right: auto;
}

nav a {
    background: #444;
    padding: 8px 15px;
    border-radius: 5px;
    border: 1px solid #555;
    text-decoration: none;
    color: white;
    flex: 0 1 auto;
    white-space: nowrap;
}

input, button {
    font-size: 1.1rem;
    padding: 0.6rem;
    border-radius: 8px;
    border: none;
}