(a)Computation. -In computing any period of time prescribed or allowed by these Rules, by order of Court, or by statute, the day of the act, event or default after which the designated period of time begins to run shall not be included. The last day of the period so computed shall be included, unless it is a Saturday or Sunday, or other legal holiday, or other day on which the office of the Clerk is closed, in which event the period shall run until the end of the next day on which the office of the Clerk is open. When the period of time prescribed or allowed is less than 7 days, intermediate Saturdays, Sundays and other legal holidays shall be excluded in the computation. As used in this rule "legal holidays"? shall be those days provided by statute or appointed by the Governor or the Chief Justice of the State of Delaware.(b)Enlargement. -The time for taking an appeal or cross-appeal shall not be enlarged. Except as otherwise provided in these Rules, all other extensions or enlargements of time are subject to approval by the Court.(c)Additional time after service by mail or e-Filing. -Whenever a participant has the right to or is required to do some act or take some proceeding within a prescribed period after being served and service is made by mail or by eFiling, 3 days shall be added to the prescribed period. The additional 3 day period applies only as to acts taken by participants and does not apply to actions taken by the Court.Subdivision (c) amended effective 10/24/2005.