change css of div text code example

Example 1: change text in a div css

.pvw-title span {
  display: none;
}
.pvw-title:after {
  content: 'whatever it is you want to add';
}

Example 2: change text in a div css

<button>Hello</button>

button {
  background-color: green;
  color: black;
  padding: 5px;
}