Drop shadow
.drop-shadow { box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); }
Inner shadow
.inner-shadow { box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1); }
Outer shadow
.outer-shadow { box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); }
Floating shadow
.floating-shadow { box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2); }
Raised shadow
.raised-shadow { box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); }
Sunken shadow
.sunken-shadow { box-shadow: inset 0 4px 8px rgba(0, 0, 0, 0.2); }
Soft shadow
.soft-shadow { box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); }
Hard shadow
.hard-shadow { box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.1); }
Long shadow
.long-shadow { box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2); }
Blurred shadow
.blurred-shadow { box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); }