body {
    font-family: Arial, sans-serif;
    background-color: #f2f2f2;
    padding: 20px;
    color: #333;
  }

  h1, h2, h3 {
    text-align: center;
    margin-bottom: 10px;
  }

  h1 {
    color: #222;
    font-size: 2.5em;
  }

  h2 {
    color: #444;
    font-size: 1.5em;
  }

  h3 {
    color: #555;
    font-size: 1.2em;
    margin-top: 30px;
  }

 .container {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 25px;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

label {
  display: block;
  margin: 10px 0 5px;
  font-weight: bold;
}

input[type="text"],
button {
  width: 100%;
  box-sizing: border-box;
}

input[type="text"] {
  padding: 10px 12px;
  margin-bottom: 12px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1em;
}

button {
  padding: 12px;
  background-color: #2a9d8f;
  color: white;
  border: none;
  border-radius: 4px;
  font-size: 1em;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #21867a;
}

table {
    width: 90%;
    border-collapse: collapse;
    margin: 20px auto;
    font-family: Arial, sans-serif;
  }

  thead {
    background-color: #333;
    color: white;
  }

  th, td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid #ddd;
  }

  tbody tr:nth-child(even) {
    background-color: #f9f9f9;
  }

tbody tr {
  position: relative;
  transition: background-color 0.3s ease;
}

tbody tr:hover {
  background-color: #f1f1f1;
  cursor: pointer;
}

tbody tr:hover::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: darkgray;
  pointer-events: none;
}