JSFiddle - React, Tailwind, and code Playground

HTML

<div class="content">
  Some content Goes here
</div>

CSS

body {
  min-width: 100vh;
  min-height: 100vh;
  background-image: url(http://placeimg.com/640/360/any);
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.content {
  background-color: rgba(255, 255, 255, 0.3);
  font-size: 20px;
  font-family: 'Open Sans', sans-serif;
  padding: 20px 45px;
  color: #000;
  border-radius: 12px;
  position: relative;
  margin: 120px auto;
  display: table;
  white-space: nowrap;
}

.content:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  filter: blur(5px);
  background-image: url(http://placeimg.com/640/360/any);
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
}