JSFiddle - React, Tailwind, and code Playground

HTML

<h1>Gradient text</h1>

<div class="clip-text">Cactusthemes</div>

CSS

body{
      text-align: center;
}
h1 {
  display: inline-block;
  margin: 0 auto;
  font-family: "Roboto Slab";
  font-weight: 400;
  font-size: 5em;
  background: linear-gradient(330deg, green , blue );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 200px;
}

.clip-text {
    font-size: 6em;
    font-weight: bold;
    line-height: 1;
    position: relative;
    display: inline-block;
    margin: .25em;
    padding: .5em .75em;
    text-align: center;
    color: #fff;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-image: url(http://cdn8.staztic.com/app/a/6278/6278761/hd-abstract-wallpapers-1-0-s-307x512.jpg);
}
.clip-text:before {
    content: '';
    z-index: -2;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-image: inherit;
    position: absolute;
}
.clip-text:after {
    content: '';
    position: absolute;
    z-index: -1;
    top: .125em;
    right: .125em;
    bottom: .125em;
    left: .125em;
    background-color: #000;
}