Background Image for page on IONIC

Ionic Framework ionic-v3
1

I,m trying to render a background image for a page .in IONIC@BETA.25

my Html  code

<ion-content  class="myview"   padding class="letsstart">

</ion-content>

my scss

.myview {
 
    
    background-image: url('../../img/letsstart.jpg');

// background-image: url(’/img/letsstart.jpg’);
// background-image: url(‘img/letsstart.jpg’);
// background-image: url(’…/img/letsstart.jpg’);
// background-image: url(’./img/letsstart.jpg’);

}

I have tried above approcahes.
where am i missing ??