cleaning up code and fixing slider bug on fullscreen mode

browser/main/Main.js

@@ -38,7 +38,6 @@ class Main extends React.Component {
     }
 
     this.toggleFullScreen = () => this.handleFullScreenButton()
-
   }
 
   getChildContext () {
@@ -169,7 +168,7 @@ class Main extends React.Component {
     })
   }
 
-  hideLeftLists (noteDetail, mainBody) {
+  hideLeftLists(noteDetail, mainBody) {
     this.state.noteDetailWidth = noteDetail.style.left
     this.state.mainBodyWidth = mainBody.style.left
     noteDetail.style.left = '0px'
@@ -202,7 +201,6 @@ class Main extends React.Component {
         />
         {!config.isSideNavFolded &&
           <div styleName={this.state.isLeftSliderFocused ? 'slider--active' : 'slider'}
-            id='slider-left'
             style={{left: this.state.navWidth}}
             onMouseDown={(e) => this.handleLeftSlideMouseDown(e)}
             draggable='false'
@@ -234,7 +232,6 @@ class Main extends React.Component {
             ])}
           />
           <div styleName={this.state.isRightSliderFocused ? 'slider-right--active' : 'slider-right'}
-            id='slider-right'
             style={{left: this.state.listWidth - 1}}
             onMouseDown={(e) => this.handleRightSlideMouseDown(e)}
             draggable='false'