The legislative powers of the Municipality, except as otherwise provided by this Charter and by the Constitution of the State of Ohio, shall be vested in a Council of seven members. Four of such members shall be elected from the Municipality at large and three of such members shall be elected from wards as established in this Charter. All members of Council shall be elected for overlapping terms of four years; except, that at the first election held under the provisions of this Charter at the November 1965 election the two members of Council holding unexpired terms under the village statutory form of government shall continue in office until January 1, 1968, as at large Council members under this Charter, two at large Council members shall be elected for two terms; and the three ward Council members shall be elected for four year terms. At the regular municipal election to be held in November 1967 and each four years thereafter four at large Council members shall be elected for four year terms. At the regular municipal election to be held in November 1969 and each four years thereafter three ward Council members shall be elected for four year terms. Members of Council shall take office January 2 of the year following their election and shall serve until the expiration of their term of office and until their successors are elected and qualified. If for any reason a member of Council shall fail to qualify for office within 45 days after Jan. 2 of the year following his election a vacancy shall be deemed to exist and such vacancy shall be filled in the manner provided in Section 3.13 of this Charter. The salary of Council members for the terms beginning January 2, 1966, shall be that amount as shall have been fixed by Council in accordance with Section 731.13 of the Revised Code of Ohio.