background: #e0e5ec;
drop-shadow:
-4px -4px 6px 0 #fff,
4px 4px 6px 0 rgba(0, 0, 0, .1);
inner-shadow:
4px 4px 6px 0 #fff,
-4px -4px 6px 0 rgba(0, 0, 0, .1);

background: #e0e5ec;
drop-shadow:
-20px -20px 20px 0 rgba(255, 255, 255, .4),
10px 10px 10px 0 rgba(174, 174, 192, .4)
inner-shadow:
4px 4px 6px 0 #fff;

background: #e0e5ec;
drop-shadow:
4px 4px 6px 0 #fff,
-4px -4px 6px 0 rgba(0, 0, 0, .1);
inner-shadow:
-4px -4px 6px 0 #fff,
4px 4px 6px 0 rgba(0, 0, 0, .1);