JSFiddle - React, Tailwind, and code Playground

HTML

<div id="image">
    <div class="blur"></div>
</div>

CSS

#image {
    width: 940px;
    height: 360px;
    overflow: hidden;
    background-image: url('http://www.manfrottoimaginemore.com/files/2014/07/iPhone-Wide-Landscape.jpg');
}

#image .blur {
    background-image: url('http://www.manfrottoimaginemore.com/files/2014/07/iPhone-Wide-Landscape.jpg');
    background-position: center right;
    -webkit-filter: blur(3px);
    -moz-filter: blur(3px);
    -o-filter: blur(3px);
    -ms-filter: blur(3px);
    filter: blur(3px);
    filter: blur(3px);
    float: right;
    height: 100%;
    width: 360px;
    margin-right: -1px;
}