#pdf-container {
    text-align: center;
    position: relative; /* Pozíció beállítása az overlayhez */
}

#pdf-canvas {
    margin: 10px auto;
    display: block;
    max-height: 75vh;
    max-width: 90vw;
}

#controls {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    padding: 10px;
}

.control-btn {
    padding: 5px 10px;
    border: none;
    border-radius: 5px;
    color: white;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.control-btn:hover {
    opacity: .9;
}

#page-num-input {
    padding: 0 !important;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
    width: 40px;
    text-align: center;
}

#page-info {
    font-size: 16px;
    color: #333;
}

#pdf-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
}

#pdf-overlay.show {
    display: flex;
}