title: Importing style sheets in angular4
body: <p>Am trying upgrade my project from angular JS to angular 4. I have style sheets which i have used in angular JS project. </p>
  
  <p>This is my folder structure</p>
  
  <p><a href="https://i.stack.imgur.com/GOhrZ.jpg" rel="noreferrer"><img src="https://i.stack.imgur.com/GOhrZ.jpg" alt="enter image description here"></a></p>
  
  <p>I created components using angular CLI. 
  Everything works perfect but i don't know how to use my styles in angular 4 project.
  Can some one explain how i can use my styles globally? and also only in certain components? </p>