body {
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    box-sizing: border-box;
}

.header-container {
    width: 100%;
    background: white;
    position: sticky;
    top: 0;
    z-index: 100;
}

.content-container {
    flex: 1;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 800px;
    text-align: center;
}

.navbar {
    width: 100%;
    background: #f8f9fa;
    padding: 10px 0;
    display: flex;
    justify-content: center;
}

.menu {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0; 150px 0 0;
    align-items: center;
    height: 128px;
}
.menu > li {
    margin: 0 15px;
}

.menu a {
    text-decoration: none;
    color: #333;
    padding: 12px 20px;
    white-space: nowrap;
    font-size: 18px;
    font-weight: 500;
    transition: all 0.3s ease;
    border-radius: 6px;
}

.menu a:hover {
    color: #007bff;
    background-color: #f8f9fa;
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.3);
}

.banner {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto;
}

table {
    margin: 20px auto;
    border-collapse: collapse;
    width: 100%;
}

th, td {
    border: 1px solid #dddddd;
    text-align: left;
    padding: 8px;
}

th {
    background-color: #f2f2f2;
}

.dropdown {
  position: relative;
}

.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #f9f9f9;
  min-width: 160px;
  box-shadow: 0 8px 16px rgba(0,0,0,0.2);
  z-index: 999;
}

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

.dropdown-content a {
  display: block;
  padding: 10px 16px;
  color: #000;
  text-decoration: none;
}

.dropdown-content a:hover {
  background-color: #007bff;
  color: white;
}
.dropdown a {
  cursor: pointer;
}


.form-container {
      max-width: 800px;
      margin: 30px auto;
      padding: 30px;
      background-color: #f8f9fa;
      border-radius: 10px;
      box-shadow: 0 0 20px rgba(0,0,0,0.1);
    }
    .form-title {
      text-align: center;
      margin-bottom: 30px;
      color: #0d6efd;
    }
    .form-group {
      margin-bottom: 20px;
    }
    .btn-container {
      display: flex;
      justify-content: space-between;
      margin-top: 30px;
    }
    .form-control, .form-select {
      padding: 12px;
      border-radius: 5px;
    }
    .form-label {
      font-weight: 500;
      margin-bottom: 8px;
    }