JSFiddle - React, Tailwind, and code Playground

HTML

<div class="background">
</div>
<div class="container">
    <div class="wrap_item">
        Lorem ipsum dolor sit amet, consectetur adipisicing elit. Reprehenderit optio laborum fugiat accusamus unde odit eius cum ullam asdas  numquam quaerat.
    </div>
</div>

CSS

.background {
    position: absolute;
    z-index: -1;
    height: 100vh;
    width: 100vw;
    background-size: cover;
    background-image: url('https://placeimg.com/640/480/nature');
    filter: blur(5px);
    -webkit-filter: blur(5px);
}
.container {
    display: flex;
    height: 100vh;
    width: 100vw;
    justify-content: center;
    align-items: center;
    font-size:10px;
    position: absolute;
    top: 0;
    left: 0;
}

.wrap_item {
    width: 20%;
    font-family: Verdana, Geneva, sans-serif;
    box-sizing: border-box;
    padding: 20px;
    position: relative;
}

.wrap_item:before {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    background: white;
    border-radius: 5px;
    box-shadow: 0px 3px 20px black;
    height: 100%;
    width: 100%;
    filter: blur(1px);
    -webkit-filter: blur(1px);
}
}