css how to let de shadow go in the box code example

Example 1: css perfect box shadow

.blog-shadow-dreamy {
    box-shadow: 0 1px 2px rgba(0,0,0,0.07), 
                0 2px 4px rgba(0,0,0,0.07), 
                0 4px 8px rgba(0,0,0,0.07), 
                0 8px 16px rgba(0,0,0,0.07),
                0 16px 32px rgba(0,0,0,0.07), 
                0 32px 64px rgba(0,0,0,0.07);
}

Example 2: does boxshadow work

.shadow {
  -moz-box-shadow:    3px 3px 5px 6px #ccc;
  -webkit-box-shadow: 3px 3px 5px 6px #ccc;
  box-shadow:         3px 3px 5px 6px #ccc;
}