JSFiddle - React, Tailwind, and code Playground

HTML

<div id="bg_img_wrapper">
    <div id="bg_img"></div>
    <div id="bg_img_scaled"></div>
</div>

CSS

body{
    background-color: #0F0;
    margin: 0;
    padding: 0;
}

#bg_img{
    filter: blur(3vh);  
  	-webkit-filter: blur(3vh); 
    position:absolute;
    width: 100%;
    height: 100%;
    background-image: url(http://www.patan77.com/wallpaper/3d_cube_explosion_patan77.jpg); /*background image*/
	background-repeat:no-repeat;
	background-size: cover;
	background-position: center center;
     z-index:3;
}

#bg_img_scaled{
    filter: blur(3vh);  
  	-webkit-filter: blur(3vh); 
    position:absolute;
    width: 100%;
    height: 100%;
    background-image: url(http://www.patan77.com/wallpaper/3d_cube_explosion_patan77.jpg); /*background image*/
	background-repeat:no-repeat;
	background-size: cover;
	background-position: center center;
    -webkit-transform: scale(1.2);
    transform: scale(1.2);
    z-index:2;
}

#bg_img_wrapper{
    position:absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}