en.javascript.info/2-ui/4-forms-controls/2-focus-blur/6-input-nice-placeholder/solution.view/style.css

body {
  font: 14px/14px Arial, sans-serif;
}

input {
  font: 14px/14px Arial, sans-serif;
  width: 12em;
  padding: 0;
  margin: 0;
}

#placeholder {
  font: 14px/14px Arial, sans-serif;
  position: absolute;
  margin: -1.2em 0 0 0.2em;
  color: red;
}