body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
    text-align: center;
}

header {
    background: #2c3e50;
    color: white;
    padding: 20px;
}

h1 {
    margin: 0;
    font-size: 28px;
}

#search {
    width: 80%;
    max-width: 500px;
    padding: 10px;
    margin-top: 10px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
}

.dataset-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 20px;
}

.dataset-item {
    background: white;
    padding: 15px;
    margin: 10px;
    width: 250px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    transition: 0.3s;
    display: flex;
    align-items: center;
    gap: 10px;
}

.dataset-item:hover {
    transform: scale(1.05);
    background: #ecf0f1;
}

.dataset-item i {
    font-size: 20px;
    color: #3498db;
}

.dataset-item a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: bold;
}



/* Paper List */
.paper-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px;
}

.paper-item {
    width: 250px;
    background: white;
    padding: 15px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: 0.3s ease-in-out;
}

.paper-item:hover {
    background: #0073e6;
    color: white;
    transform: scale(1.05);
}

.paper-item a {
    text-decoration: none;
    color: #0073e6;
    font-weight: bold;
    font-size: 18px;
}

.paper-item:hover a {
    color: white;
}

.paper-item i {
    font-size: 24px;
    margin-bottom: 5px;
}


/* Annotator List */
.annotator-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px;
}

.annotator-item {
    width: 250px;
    background: white;
    padding: 15px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: 0.3s ease-in-out;
}

.annotator-item:hover {
    background: #0073e6;
    color: white;
    transform: scale(1.05);
}

.annotator-item a {
    text-decoration: none;
    color: #0073e6;
    font-weight: bold;
    font-size: 18px;
}

.annotator-item:hover a {
    color: white;
}

.annotator-item i {
    font-size: 24px;
    margin-bottom: 5px;
}


/* Project List */
.project-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px;
}

.project-item {
    width: 250px;
    background: white;
    padding: 15px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: 0.3s ease-in-out;
}

.project-item:hover {
    background: #0073e6;
    color: white;
    transform: scale(1.05);
}

.project-item a {
    text-decoration: none;
    color: #0073e6;
    font-weight: bold;
    font-size: 18px;
}

.project-item:hover a {
    color: white;
}

.project-item i {
    font-size: 24px;
    margin-bottom: 5px;
}
/* Blog List */
.blog-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px;
}

.blog-item {
    width: 300px;
    background: white;
    padding: 15px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: 0.3s ease-in-out;
}

.blog-item:hover {
    background: #0073e6;
    color: white;
    transform: scale(1.05);
}

.blog-item a {
    text-decoration: none;
    color: #0073e6;
    font-weight: bold;
    font-size: 18px;
}

.blog-item:hover a {
    color: white;
}

.blog-item i {
    font-size: 24px;
    margin-bottom: 5px;
}


/* Video List */
.video-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px;
}

.video-item {
    width: 300px;
    background: white;
    padding: 15px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: 0.3s ease-in-out;
}

.video-item:hover {
    background: #ff0000;
    color: white;
    transform: scale(1.05);
}

.video-item a {
    text-decoration: none;
    color: #0073e6;
    font-weight: bold;
    font-size: 18px;
}

.video-item:hover a {
    color: white;
}

.video-item i {
    font-size: 24px;
    margin-bottom: 5px;
}


/* Course List */
.course-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px;
}

.course-item {
    width: 300px;
    background: white;
    padding: 15px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: 0.3s ease-in-out;
}

.course-item:hover {
    background: #0073e6;
    color: white;
    transform: scale(1.05);
}

.course-item a {
    text-decoration: none;
    color: #ff4500;
    font-weight: bold;
    font-size: 18px;
}

.course-item:hover a {
    color: white;
}

.course-item i {
    font-size: 24px;
    margin-bottom: 5px;
}

/* Certification List */
.certification-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px;
}

.certification-item {
    width: 300px;
    background: white;
    padding: 15px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: 0.3s ease-in-out;
}

.certification-item:hover {
    background: #28a745;
    color: white;
    transform: scale(1.05);
}

.certification-item a {
    text-decoration: none;
    color: #218838;
    font-weight: bold;
    font-size: 18px;
}

.certification-item:hover a {
    color: white;
}

.certification-item i {
    font-size: 24px;
    margin-bottom: 5px;
}

/* Book List */
.book-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px;
}

.book-item {
    width: 300px;
    background: white;
    padding: 15px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: 0.3s ease-in-out;
}

.book-item:hover {
    background: #00897b;
    color: white;
    transform: scale(1.05);
}

.book-item a {
    text-decoration: none;
    color: #00695c;
    font-weight: bold;
    font-size: 18px;
}

.book-item:hover a {
    color: white;
}

.book-item i {
    font-size: 24px;
    margin-bottom: 5px;
}

/* Cheat Sheet List */
.cheatsheet-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px;
}

.cheatsheet-item {
    width: 300px;
    background: white;
    padding: 15px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: 0.3s ease-in-out;
}

.cheatsheet-item:hover {
    background: #673ab7;
    color: white;
    transform: scale(1.05);
}

.cheatsheet-item a {
    text-decoration: none;
    color: #512da8;
    font-weight: bold;
    font-size: 18px;
}

.cheatsheet-item:hover a {
    color: white;
}

.cheatsheet-item i {
    font-size: 24px;
    margin-bottom: 5px;
}








#back-home {
    position: absolute;
    left: 20px;
    top: 20px;
    background: #3498db;
    color: white;
    text-decoration: none;
    padding: 10px 15px;
    font-size: 16px;
    border-radius: 5px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: 0.3s;
}

#back-home:hover {
    background: #2980b9;
}

#back-home i {
    font-size: 18px;
}