In passing upon any application for a special exception made with respect to the provisions of this section, the Zoning Hearing Board shall require the applicant to strictly comply with the provisions of this section. No special exception shall be granted in violation of area and bulk regulations or design standards of this section, except as expressly provided for in this section or unless a variance is granted from any applicable area and bulk regulation or design standard otherwise applicable. The owner of a nonconformity has no inherent right to build in gross conflict with setback, side and rear yard requirements, coverage requirements or other area and bulk regulations or design standards of the district in which the property is located. For purposes of these provisions, the term "area and bulk regulations" shall mean lot size, lot width at building line, lot width at street line, lot coverage, green area, building setback line, side yard, rear yard, maximum building height, design standards and similar regulations established in each of the district regulations, and the term "building envelope" shall mean that area established by the district's minimum yard and building setback regulations within a lot in which a building or structure may be located.