Cannot avoid the error marks on md elements of Angualar material in visual studio 2013 : [Project Image][1][enter image description here][2]


Cannot avoid the error marks on md elements of Angualr material in visual studio 2013


  [1]: https://i.stack.imgur.com/eNaH9.jpg
  [2]: https://i.stack.imgur.com/XXWTv.jpg