SideMenu.swift

 if let newFrame = UIApplication.shared.keyWindow?.bounds {
    // Remove autoresizing constraints
    self.view.translatesAutoresizingMaskIntoConstraints = false

    // Add width constraint
    self.view.addConstraint(NSLayoutConstraint.init(item: self.view, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1.0, constant: SideMenuManager.menuWidth))

    // Add height constraint
    self.view.addConstraint(NSLayoutConstraint.init(item: self.view, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1.0, constant: newFrame.size.height))
 }