.h4 {
  padding: 8px 0;
  letter-spacing: 2px;
}
.w3-modal-content {
  background: radial-gradient(circle, #eceff1, #eee, #fff, #eee, #eceff1);
}
.w3-section > div[data-subtitle] {
  position: relative;
  padding: 5px 0 0 5rem;
}
.w3-section > div[data-subtitle]:before {
  content: attr(data-subtitle);
  position: absolute;
  width: 4.8rem;
  top: 0.63rem;
  left: 0;
  color: #666;
  font-size: 1.3rem;
  font-weight: bold;
  letter-spacing: 2px;
  text-align: center;
}
input {
  border-radius: 3px;
}
