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

/* Background Video Styles */
.background-video {
    position: fixed; /* Fixed position for the background */
    top: 0;
    left: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    object-fit: cover; /* Cover the entire area */
    z-index: -1; /* Send the video behind the content */
}

/* Basic styling */
body {
    font-family: 'Montserrat', sans-serif;
    color: #333;
    background-color: #f0f0f0;
    scroll-behavior: smooth;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    opacity: 1;
    transition: opacity 0.5s ease-in-out; /* Control the speed of the fade */
}

body.fade-out {
    opacity: 0; /* Fade out effect */
}

/* Container for the certificates */
.certificate {
    display: flex;
    gap: 10px;
    width: 90%;
    max-width: 1200px;
    height: 400px;
    margin: auto;
}

/* Styling for each card */
.card {
    flex: 1;
    height: 100%;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    background-color: rgba(225, 225, 225, 0.1);
    cursor: pointer;
    transition: flex 0.5s ease;
    display: flex;
    align-items: flex-end;
    backdrop-filter: blur(10px); /* Initial blur for the whole card */
}

/* Card hover effect to expand */
.card:hover {
    flex: 7;
    width: 100%;
}

/* Background image styling */
.background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: fill;
    filter: blur(20px); /* Strong blur initially */
    opacity: 0; /* Fully transparent initially */
    transition: filter 0.5s ease, opacity 0.5s ease; /* Smooth transition */
    z-index: 0;
    border-radius: 20px;
}

/* Ensure the image fits within the card without cropping */
.background:only-child {
    width: 100%;
    height: auto;
}

/* Fade effect when card is hovered */
.card:hover .background {
    filter: blur(0px);
    opacity: 1;
}

/* Styling for card content */
.card-content {
    position: absolute;
    z-index: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 100%;
    height: 100%;
    color: #ffffff;
    transition: opacity 0.5s ease;
    opacity: 1; /* Visible initially */
}

/* Center the text in the middle of the card */
.card-content h3 {
    font-size: 1.78em;
    margin: 0;
}

/* On hover, fade out the text */
.card:hover .card-content {
    opacity: 0; /* Hide content on hover */
}

/* Title styling */
.title {
    font-size: 1.5em;
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* Show title on hover */
.card:hover .title {
    opacity: 1;
}

/* Backdrop styling */
.backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    border-radius: 20px;
    z-index: 1;
    backdrop-filter: blur(5px); /* Ensure backdrop also blurs with content */
}

.card:hover .backdrop {
    backdrop-filter: blur(0px); /* Remove the blur on hover */
    background-color: transparent;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    /* Adjust card layout for tablets and mobile devices */
    .certificate {
        flex-direction: column; /*Stack cards vertically on small screens */
        width: 600px;
        height: 850px;
    }

    .card {
        height: 80%; /* Reduce height for smaller screens */
    }

    .card-content h3 {
        font-size: 1.3em; /* Smaller title size */
    }
}

@media (max-width: 820px) {
    /* Adjust card layout for tablets and mobile devices */
    .certificate {
        flex-direction: column; /* Stack cards vertically on small screens */
        width: 580px;
        height: 800px;
    }

    .card {
        height: 250px; /* Reduce height for smaller screens */
    }

    .card-content h3 {
        font-size: 1.5em; /* Smaller title size */
    }
}

@media (max-width: 768px) {
    /* Adjust card layout for tablets and mobile devices */
    .certificate {
        flex-direction: column; /* Stack cards vertically on small screens */
        width: 380px;
        height: 550px;
    }

    .card {
        height: 250px; /* Reduce height for smaller screens */
    }

    .card-content h3 {
        font-size: 1.5em; /* Smaller title size */
    }
}

@media (max-width: 480px) {
    /* Further adjustments for mobile devices */
    .card {
        height: 200px; /* Even smaller height for mobile */
    }

    .card-content h3 {
        font-size: 1.3em; /* Smaller title size */
    }
    .certificate{
        padding-top: 50px;
        width: 350px;
        height: 600px;
    }
    body{
        height: 80vh;
    }
}