@import url('https://fonts.googleapis.com/css?family=Quicksand:400,500,700');

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    overflow-x: hidden;
    width: 100%;
    box-sizing: border-box;
    font-family: "Quicksand", sans-serif;
    font-size: 62.5%;
    font-size: 10px;
}

/* Video Background Section */

.video-background {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    overflow: hidden;
    z-index: -1;
}

.video-background video {
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

body {
    color: #fff;
    font-family: 'Quicksand', sans-serif;
}

/* Button Section */

.button {
    color: #fff;
    text-decoration: none;
    display: inline-block;
    padding: 15px 25px;
    background-color: #006400;
    border-radius: 8px;
    margin: 40px 40px;
    font-size: 1.5rem;
    transition: background-color 0.3s, transform 0.3s;
}

.button:hover {
    background-color: #008000;
    transform: scale(1.05);
}

/* Container Section */

.container-books {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    text-align: center;
    margin-top: 200px;
}

/* Navbar Section */

.nav {
    width: 100%;
    height: 65px;
    position: fixed;
    top: 0;
    line-height: 65px;
    text-align: center;
    z-index: 1000;
    transition: all 0.4s ease;
    padding: 0;
    background-color: transparent;
}

.nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 3rem;
}

.nav .logo a {
    text-decoration: none;
    color: #fff;
    font-size: 2.5rem;
}

.nav .logo a:hover {
    color: #00E676;
}

.nav .main_list {
    height: 65px;
}

.nav .main_list ul {
    width: 100%;
    height: 65px;
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav .main_list ul li {
    width: auto;
    height: 65px;
    padding-right: 3rem;
}

.nav .main_list ul li a {
    text-decoration: none;
    color: #fff;
    line-height: 65px;
    font-size: 2.6rem;
}

.nav .main_list ul li a:hover {
    color: #00E676;
}

/* Enhanced Hamburger Menu Icon */
.navTrigger {
    display: none;
    cursor: pointer;
    width: 35px;
    height: 30px;
    position: absolute;
    right: 20px;
    top: 18px;
    z-index: 1001;
    background: rgba(0, 230, 118, 0.1);
    border-radius: 8px;
    padding: 8px;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 230, 118, 0.3);
}

.navTrigger:hover {
    background: rgba(0, 230, 118, 0.2);
    border-color: rgba(0, 230, 118, 0.6);
    transform: scale(1.05);
}

.navTrigger i {
    background-color: #00E676;
    border-radius: 3px;
    content: '';
    display: block;
    width: 100%;
    height: 3px;
    transition: all 0.3s ease;
    box-shadow: 0 0 8px rgba(0, 230, 118, 0.5);
}

.navTrigger i:nth-child(2) {
    margin: 6px 0;
}

/* Enhanced Hamburger Animation */
.navTrigger.active {
    background: rgba(0, 230, 118, 0.3);
    border-color: rgba(0, 230, 118, 0.8);
}

.navTrigger.active i:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
    background-color: #fff;
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.8);
}

.navTrigger.active i:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.navTrigger.active i:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
    background-color: #fff;
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.8);
}

.affix {
    padding: 0;
    background-color: #e32020;
}

/* Typography Section */

.myH2 {
    text-align: center;
    font-size: 4rem;
}

.myP {
    text-align: justify;
    padding-left: 15%;
    padding-right: 15%;
    font-size: 20px;
}

/* Media Queries */

@media (max-width: 768px) {
    .container-books {
        padding: 40px 20px;
    }

    .button {
        padding: 10px 20px;
        font-size: 1.2rem;
        margin: 10px 5px;
    }

    .navTrigger {
        display: block;
    }

    .nav .main_list {
        width: 100%;
        height: 0;
        overflow: hidden;
        transition: height 0.5s;
    }

    .nav.active .main_list {
        height: auto; /* Changed from fixed height to auto */
        min-height: fit-content; /* Ensure it fits all content */
    }

    .nav .main_list ul {
        flex-direction: column;
        width: 100%;
        height: auto; /* Changed from fixed height to auto */
        background: linear-gradient(135deg, rgba(44, 42, 42, 0.98), rgba(68, 66, 66, 0.98));
        background-position: left;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-radius: 0 0 20px 20px;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        border: 1px solid rgba(0, 230, 118, 0.2);
        border-top: none;
    }

    .nav .main_list ul li {
        width: 100%;
        text-align: center;
        padding: 0;
        border-bottom: 1px solid rgba(0, 230, 118, 0.1);
        transition: all 0.3s ease;
    }

    .nav .main_list ul li:last-child {
        border-bottom: none;
    }

    .nav .main_list ul li:hover {
        background: rgba(0, 230, 118, 0.1);
        transform: translateX(5px);
    }

    .nav .main_list ul li a {
        width: 100%;
        font-size: 16px;
        padding: 20px 15px;
        display: block;
        color: #fff;
        font-weight: 500;
        text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
        transition: all 0.3s ease;
        position: relative;
    }

    .nav .main_list ul li a:hover {
        color: #00E676;
        text-shadow: 0 0 15px rgba(0, 230, 118, 0.6);
        background: rgba(0, 230, 118, 0.05);
    }

    .nav .main_list ul li a::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        height: 100%;
        width: 0;
        background: linear-gradient(90deg, rgba(0, 230, 118, 0.2), transparent);
        transition: width 0.3s ease;
    }

    .nav .main_list ul li a:hover::before {
        width: 100%;
    }
}

@media (max-width: 700px) {
    .myP {
        padding: 2%;
    }
}

@media (max-width: 768px) {
    .container-books {
        padding: 40px 20px;
    }

    .button {
        padding: 10px 20px;
        font-size: 1.2rem;
        margin: 10px 5px;
    }

    .navTrigger {
        display: block;
    }

    .nav .main_list {
        width: 50%; /* Adjusted width of the menu container */
        max-width: 300px; /* Added maximum width for responsiveness */
        height: auto; /* Changed from fixed height to auto */
        overflow-y: visible; /* Changed from auto to visible to prevent scrolling */
        position: fixed; /* Changed to fixed positioning */
        top: 0; /* Adjusted positioning to align with the top */
        right: 0; /* Positioned from the right side */
        z-index: 1001; /* Increased z-index to ensure it overlays other content */
        transform: translateX(100%); /* Initially hide the menu off-screen */
        transition: transform 0.5s ease; /* Added smooth transition for animation */
    }

    .nav.active .main_list {
        transform: translateX(0); /* Slide the menu into view from the right */
    }

    .nav .main_list ul {
        flex-direction: column;
        width: 100%;
        height: auto;
        background: linear-gradient(135deg, rgba(44, 42, 42, 0.98), rgba(68, 66, 66, 0.98));
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-radius: 0 0 20px 20px;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        border: 1px solid rgba(0, 230, 118, 0.2);
        border-top: none;
    }

    .nav .main_list ul li {
        width: 100%;
        text-align: center;
        padding: 0;
        border-bottom: 1px solid rgba(0, 230, 118, 0.1);
        transition: all 0.3s ease;
    }

    .nav .main_list ul li:last-child {
        border-bottom: none;
    }

    .nav .main_list ul li:hover {
        background: rgba(0, 230, 118, 0.1);
        transform: translateX(5px);
    }

    .nav .main_list ul li a {
        width: 100%;
        font-size: 16px;
        padding: 20px 15px;
        display: block;
        color: #fff;
        font-weight: 500;
        text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
        transition: all 0.3s ease;
        position: relative;
    }

    .nav .main_list ul li a:hover {
        color: #00E676;
        text-shadow: 0 0 15px rgba(0, 230, 118, 0.6);
        background: rgba(0, 230, 118, 0.05);
    }

    .nav .main_list ul li a::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        height: 100%;
        width: 0;
        background: linear-gradient(90deg, rgba(0, 230, 118, 0.2), transparent);
        transition: width 0.3s ease;
    }

    .nav .main_list ul li a:hover::before {
        width: 100%;
    }
}