body {
      background: #F2F2F2;
      font-family: 'Times New Roman', serif;
      margin: 0;
      padding: 0;
    }

    footer {
      text-align: center;
      font-size: 20px;
      padding: 20px 0;
	}

.header-container {
    width: 100%;
    height: 90px;
    background-color: #4CAF50;
    display: flex;
    justify-content: center;
    align-items: center;
}    

   .logo {
      width: 90px;
      height: 90px;
      margin-right: 25px;
      margin-left: 10px;
    }

   .title {
      color: #E0E0E0;
      font-size: 32px;
      margin-right: 50px;
    }

   .nav-item {
      color: #000000;
      font-size: 28px;
      margin-left: 20px;
      margin-right:20px;
      text-decoration: none;
    }

   .dropdown {
      position: relative;
      display: inline-block;
      margin-left: 20px;
      margin-right:20px;
	}

   .dropdown button {
      font-family: 'Times New Roman';
      background-color: transparent;
      border: none;
      color: #000000;
      font-size: 28px;
      cursor: pointer;
    }

   .dropdown-content {
      display: none;
      position: absolute;
      background-color: #f9f9f9;
      min-width: 190px;
      box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
      z-index: 1;
    }

   .dropdown-content a {
      color: black;
      padding: 10px 14px;
      text-decoration: none;
      display: block;
      white-space: nowrap;
      text-align: center;
	}

   .dropdown-content a:hover {
      background-color: #f1f1f1;
    }

   .dropdown:hover .dropdown-content {
      display: block;
    }

   .dropdown button::after {
      content: "\25BC";
      margin-left: 3px;
      color: #cccccc;
      font-size: 20px
    }

   .main-container {
      background: #dcedc8;
      width: 90%;
      max-width: 1400px;
      margin: 0 auto;
      padding: 20px;
      box-sizing: border-box;
    }

   .image-text-container {
      display: flex;
      align-items: center;
      margin-bottom: 20px;
    }

   .image {
      width: 180px;
      height: 180px;
      margin-right: 10px;
    }

   .text-container {
      background: #FFFFFF;
      width: calc(100% - 190px);
      padding: 20px;
      font-size: 20px;
    }

   .search-container {
      background: #53b267;
      width: 800px;
      height: 75px;
      display: flex;
      justify-content: center;
      align-items: center;
    }

   .search-table {
      background: #FFFFFF;
      width: 200px;
      height: 40px;
      margin: 0 2px;
      text-align: center;
    }

   .link-list-container {
      background: #FFFFFF;
      width: 100px;
      font-size: 24px;
      text-decoration: none;
	}

   .image-grid-container {
      display: flex;
      justify-content: center;
      margin-top: 20px;
      flex-wrap: wrap;
    }

   .image-grid-item {
      width: 250px;
      margin: 0 10px 20px;
      text-align: center;
    }

   .image-grid-title {
      background: #53b267;
      width: 250px;
      height: 35px;
      display: flex;
      justify-content: center;
      align-items: center;
      color: #ffffff;
      font-size: 20px;
    }

    @media (max-width: 100%) {
     .search-container {
        width: 60%;
      }
     .link-list-container {
        width: 40%;
      }
    }

    @media (max-width: 100%) {
     .image-text-container {
        flex-direction: column;
      }
     .image {
        margin-bottom: 10px;
      }
     .text-container {
        width: 100%;
      }
     .search-container {
        width: 100%;
        margin-bottom: 20px;
      }
     .link-list-container {
        width: 100%;
      }
     .image-grid-item {
        width: 45%;
      }
     .image-grid-title {
        width: 100%;
      }
    }

    @media (max-width: 600px) {
     .header-container {
        flex-direction: column;
        align-items: flex-start;
      }
     .title {
        margin-bottom: 10px;
      }
     .nav-item {
        margin-left: 0;
        margin-right: 20px;
      }
     .image-grid-item {
        width: 100%;
      }
    }