@value box_shadow1: rgba(149, 157, 165, 0.2) 0px 8px 24px;
@value box_shadow2: rgba(100, 100, 111, 0.2) 0px 7px 29px 0px;
@value box_shadow3: rgba(0, 0, 0, 0.16) 0px 1px 4px;
@value box_shadow4: rgba(0, 0, 0, 0.24) 0px 3px 8px;
@value box_shadow5: rgba(99, 99, 99, 0.2) 0px 2px 8px 0px;
@value box_shadow6: rgba(50, 50, 93, 0.25) 0px 2px 5px -1px, rgba(0, 0, 0, 0.3) 0px 1px 3px -1px;
@value box_shadow7: rgba(0, 0, 0, 0.4) 0px 2px 4px, rgba(0, 0, 0, 0.3) 0px 7px 13px -3px, rgba(0, 0, 0, 0.2) 0px -3px 0px inset;
