.drop-shadow {
-webkit-box-shadow: 10px 10px 5px 0px rgba(0,0,0,0.75); /* Safari */
-moz-box-shadow: 10px 10px 5px 0px rgba(0,0,0,0.75); /* Firefox */
-o-box-shadow: 10px 10px 5px 0px rgba(0,0,0,0.75); /* Opera */
box-shadow: 10px 10px 5px 0px rgba(0,0,0,0.75);
}
.inner-shadow {
-webkit-box-shadow:inset 10px 10px 5px 0px rgba(0,0,0,0.75); /* Safari */
-moz-box-shadow:inset 10px 10px 5px 0px rgba(0,0,0,0.75); /* Firefox */
-o-box-shadow:inset 10px 10px 5px 0px rgba(0,0,0,0.75); /* Opera */
box-shadow:inset 10px 10px 5px 0px rgba(0,0,0,0.75);
}