/* body,
html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    font-family: Arial, sans-serif;
}

.cover-container {
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: black;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.cover-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.click-to-enter {
    position: absolute;
    bottom: 20px;
    color: white;
    font-size: 2em;
    text-align: center;
    cursor: pointer;
}

.passport {
    width: 90%;
    max-width: 600px;
    perspective: 1000px;
    margin: auto;
}

.passport-cover {

    width: 100%;
    height: 100px;
    background-color: #007bff;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 5px 5px 0 0;
    font-size: 1.5em;
}

.passport-inner {

    width: 100%;
    height: 80vh;
    background-color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 0 0 5px 5px;
    overflow: hidden;
    position: relative;
}

.page {
    width: 100%;
    height: 100%;
    padding: 20px;
    box-sizing: border-box;
    text-align: center;
    display: none;
    position: absolute;
    top: 0;
    left: 0;
}

.page.active {
    display: block;
}

.nav-btn {
    background-color: #007bff;
    color: #fff;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border-radius: 5px;
    font-size: 1em;
}

#prevPage {
    left: -60px;
}

#nextPage {
    right: -60px;
}

@media (max-width: 768px) {
    .passport {
        width: 100%;
    }

    .nav-btn {
        padding: 5px 10px;
        font-size: 0.8em;
    }

    #prevPage {
        left: -40px;
    }

    #nextPage {
        right: -40px;
    }
} */

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

header {
    background-color: #333;
    padding: 10px 0;
}

header nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    text-align: center;
}

header nav ul li {
    display: inline;
    margin-right: 20px;
}

header nav ul li a {
    color: white;
    text-decoration: none;
}

.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
}

.image-container {
    width: 70%;
    margin-bottom: 20px;
    position: relative;
    perspective: 1000px;
}

#mainImage {
    width: 100%;
    height: auto;
    cursor: pointer;
}

.left-image,
.right-image {
    position: absolute;
    top: 0;
    width: 49%;
    height: 100%;
    overflow: hidden;
    transition: transform 1s;
}

.left-image img,
.right-image img {
    width: 200%;
    height: auto;
    position: absolute;
}

.left-image {
    left: 0;
    transform-origin: right;
}

.right-image {
    right: 0;
    transform-origin: left;
}

.left-image img {
    left: 0;
}

.right-image img {
    right: 0;
}

.hidden {
    display: none;
}

.left-image.animate {
    transform: rotateY(-90deg);
}

.right-image.animate {
    transform: rotateY(90deg);
}

.form-container {
    width: 70%;
    text-align: center;
    display: none;
    animation: fadeIn 1s forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

form input,
form textarea {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    box-sizing: border-box;
}

button {
    padding: 10px 20px;
    font-size: 16px;
}

@media (max-width: 600px) {
    .image-container {
        width: 100%;
    }
}