#oeuk-thunderclap {
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 15px;
  max-width: 500px;
  background: #f9f9f9;
}
#oeuk-thunderclap input, 
#oeuk-thunderclap textarea {
  width: 100%;
  margin: 6px 0;
  padding: 10px;
  border-radius: 4px;
  border: 1px solid #ccc;
}
#oeuk-thunderclap button {
  background: #059b99;
  color: #fff;
  border: none;
  padding: 10px 15px;
  border-radius: 4px;
  cursor: pointer;
}
#oeuk-thunderclap button:hover {
  background: #047d7b;
}