/* Global styles */
* {
    box-sizing: border-box;
  }
  
  body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
  }
  
  /* Container styles */
  .container {
    padding-top: 60px;
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
  }
  
  /* Search bar styles */
  .search-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
  }
  
  .search-bar input[type="text"] {
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #ccc;
    width: 80%;
  }
  
  .search-bar button {
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    border-radius: 5px;
    border: none;
    cursor: pointer;
  }
  
  /* Categories styles */
  .categories {
    width: 20%;
    margin-right: 20px;
  }
  
  .categories h2 {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 10px;
  }
  
  .categories ul {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  
  .categories li {
    margin-bottom: 5px;
    cursor: pointer;
    padding: 5px;
    border-radius: 5px;
    background-color: #eee;
  }
  
  .categories li:hover {
    background-color: #ddd;
  }
  
  /* User profiles styles */
  .user-profiles {
    width: 20%;
  }
  
  .user-profiles h2 {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 10px;
  }
  
  .user-profiles ul {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  
  .user-profiles li {
    margin-bottom: 5px;
    cursor: pointer;
    padding: 5px;
    border-radius: 5px;
    background-color: #eee;
  }
  
  .user-profiles li:hover {
    background-color: #ddd;
  }
  
  /* Content feed styles */
  .content-feed {
    width: 60%;
  }
  
  .content-feed h2 {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 10px;
  }
  
  .scrollable {
    max-height: 500px;
    overflow-y: scroll;
  }
  
  /* Project styles */
  .project-info {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    color: #777;
  }
  
  .project-info span {
    font-size: 14px;
  }
  
  .project-info .category {
    background-color: #007bff;
    color: #fff;
    padding: 5px;
    border-radius: 5px;
  }
  
  .project-info .author {
    font-style: italic;
  }
  
  .project-info .date {
    font-weight: bold;
    }
    
    /* Responsive styles */
    @media screen and (max-width: 768px) {
    .container {
    padding: 10px;
    }
    
    .search-bar {
    flex-direction: column;
    align-items: flex-start;
    }
    
    .search-bar input[type="text"] {
    width: 100%;
    margin-bottom: 10px;
    }
    
    .categories, .user-profiles {
    width: 100%;
    margin-right: 0;
    margin-bottom: 20px;
    }
    
    .content-feed {
    width: 100%;
    }
    }