box shadow on logo code example

Example 1: png shadow css

img { 
    -webkit-filter: drop-shadow(5px 5px 5px #222);
    filter:         drop-shadow(5px 5px 5px #222); 
}

Example 2: putting picture shaddow in css

.image{
  box-shadow: 0px -10px 30px #ccc;
}