body {
      margin: 0;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      /*background: linear-gradient(to bottom, #0a0f2c, #001024); */
      /*color: #ffffff;*/
      //padding-top: 60px;
    }

   nav {
      background-color: #0e1b3a;
      display: flex;
      justify-content: center;
      padding: 15px 0;
      box-shadow: 0 2px 5px rgba(0, 255, 255, 0.2);
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .nav-item {
      position: relative;
      margin: 0 20px;
     }

    nav a {
      color: #9adfff;
      text-decoration: none;
      font-size: 1rem;
      transition: color 0.3s;
      padding: 8px 12px;
      display: inline-block;
    }

    nav a:hover {
      color: #006366;
    }

    .dropdown {
      display: none;
      position: absolute;
      background-color: #112244;
      top: 100%;
      left: 0;
      //min-width: 150px;
      min-width: 350px;
      box-shadow: 0 2px 5px rgba(0, 255, 255, 0.2);
      z-index: 999;
    }

    .dropdown a {
      display: block;
      padding: 10px;
      margin: 0;
    }

    .nav-item:hover .dropdown {
      display: block;
    }

    .content {
      max-width: 900px;
      margin: 0 auto;
      padding: 20px;
    }

    .ai-image {
      float: left;
      width: 120px;
      height: auto;
      margin: 0 20px 20px 0;
      margin: 0 20px 10px 0;
      border-radius: 10px;
      box-shadow: 0 0 8px rgba(0,255,255,0.3);
    }

    h1 {
      color: #00f0ff;
      font-size: 2rem;
      margin-bottom: 1rem;
    }

    ul {
      line-height: 1.8;
      color: #cceeff;
    }

    li {
      margin-bottom: 12px;
    }

    strong {
      color: #00f0ff;
    }
   .term {
      margin: 30px auto;
      max-width: 900px;
      padding: 0 20px;
    }

    .term h2 {
      color: #00f9ff;
      font-size: 1.5rem;
      margin-bottom: 10px;
    }

    .term p {
      font-size: 1rem;
      line-height: 1.6;
      color: #cceeff;
    }

a:link { color: #33bcff; } /* CSS link color */
a:visited { color: #33bcff; } /* CSS link color */
a:hover { color: #3394ff; } /* CSS link color */
a:active { color: #c63af1; } /* CSS link color */

     .sessions {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 20px;
      padding: 40px;
      max-width: 1200px;
      margin: auto;
    }
    @-moz-document url-prefix() {   // targeting FF
  h3 {
   margin-top: 30px;
   margin-left: 0px;
  }
}

    @media (max-width: 600px) {
      .ai-image {
        float: none;
        display: block;
        margin: 0 auto 20px auto;
     }
     nav {
        flex-wrap: wrap;
      }

      .nav-item {
        margin: 10px;
      }

      header h1 {
        font-size: 2rem;
      }

      header p {
        font-size: 1rem;
      }
    }