body .home {
    position: relative;
    padding-top: 250px;
    padding-bottom: 200px;
    width: 100%;
    z-index: 1;
}

body .home::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    
    background: url("177.jpg") no-repeat scroll center center;
    
    background-size: cover;
    filter: blur(8px);
    z-index: -1;
}