style.css

@media (max-width: 767px) {
  body {
    font-size: 0.8em;
  }

  table th,
  table td {
    padding: 0.3em;
  }
}

body {
  font-family: 'Open Sans', sans-serif;
  background-color: #f5f5f5;
}

h1 {
  color: #333;
  font-size: 2em;
}

table {
  border-collapse: collapse;
  width: 100%;
  margin-bottom: 1em;
}

table th,
table td {
  border: 1px solid #ccc;
  padding: 0.5em;
}

form {
  margin-top: 1em;
}

label {
  display: block;
  margin-bottom: 0.5em;
}

input[type="text"] {
  width: 100%;
  padding: 0.5em;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
}

button[type="submit"] {
  padding: 0.5em 1em;
  border: none;
  background-color: #007bff;
  color: #fff;
  border-radius: 4px;
  cursor: pointer;
}

button[type="submit"]:hover {
  background-color: #0062cc;
}

.btn-next {
  display: inline-block;
  margin-top: 1em;
  padding: 0.5em 1em;
  border: none;
  background-color: #28a745;
  color: #fff;
  border-radius: 4px;
  cursor: pointer;
}

.btn-next:hover {
  background-color: #218838;
}