.gradient-custom-3 {
  /* fallback for old browsers */
  background: #84fab0;
  
  /* Chrome 10-25, Safari 5.1-6 */
  background: -webkit-linear-gradient(to right, rgba(167, 176, 170, 0.5), rgba(19, 8, 223, 0.5));
  /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */
background: linear-gradient(to right , #000000, #004FF9);
}
  .gradient-custom-4 {
  /* fallback for old browsers */
  background: #84fab0;
  
  /* Chrome 10-25, Safari 5.1-6 */
  background: -webkit-linear-gradient(to right, rgb(225, 225, 230), rgb(17, 21, 236));
  
  /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */
  background: linear-gradient(to right, rgba(132, 250, 176, 1), rgb(46, 0, 209))
  }