#home {
    background-color: #fff;
    box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
    margin: 10% auto 50px auto;
    min-width: 950px;
    padding: 30px;
    width: 75%;
    opacity:0.9;
}
body { 
     background-color: #efefef;
     background-image: url(https://source.unsplash.com/daily);
     background-repeat: no-repeat; 
     background-attachment: fixed; 
     background-position: center 0; 
     background-size: cover; 
  }