diff --git a/src/props.js b/src/props.js
index 3fdcdfd..063fc38 100644
--- a/src/props.js
+++ b/src/props.js
@@ -1,25 +1,25 @@
 export default {
-        'zoomEnabled':               { type: Boolean, default: true },
-        'controlIconsEnabled':       { type: Boolean, default: false },
-        'fit':                       { type: Boolean, default: true },
-        'panEnabled':                { type: Boolean, default: true },
-        'dblClickZoomEnabled':       { type: Boolean, default: true },
-        'mouseWheelZoomEnabled':     { type: Boolean, default: true },
-        'preventMouseEventsDefault': { type: Boolean, default: true },
-        'contain':                   { type: Boolean, default: false },
-        'center':                    { type: Boolean, default: true },
-        viewportSelector:            { default: '.svg-pan-zoom_viewport' }
-        , zoomScaleSensitivity:      { default: 0.2}
-        , minZoom:                   { default: 0.5}
-        , maxZoom:                   { default: 10}
-        , refreshRate:               { default: 'auto'}
-        , beforeZoom:                { }
-        , onZoom:                    { }
-        , beforePan:                 { }
-        , onPan:                     { }
-        , onUpdatedCTM:              { }
-        , customEventsHandler:   { }
-        , eventsListenerElement: {  },
-        onThumbnailShown: { },
+  zoomEnabled:                { type: Boolean, default: true },
+  controlIconsEnabled:        { type: Boolean, default: false },
+  fit:                        { type: Boolean, default: true },
+  panEnabled:                 { type: Boolean, default: true },
+  dblClickZoomEnabled:        { type: Boolean, default: true },
+  mouseWheelZoomEnabled:      { type: Boolean, default: true },
+  preventMouseEventsDefault:  { type: Boolean, default: true },
+  contain:                    { type: Boolean, default: false },
+  center:                     { type: Boolean, default: true },
+  viewportSelector:           { default: '.svg-pan-zoom_viewport' },
+  zoomScaleSensitivity:       { default: 0.2 },
+  minZoom:                    { default: 0.5 },
+  maxZoom:                    { default: 10 },
+  refreshRate:                { default: 'auto' },
+  beforeZoom:                 { },
+  onZoom:                     { },
+  beforePan:                  { },
+  onPan:                      { },
+  onUpdatedCTM:               { },
+  customEventsHandler:        { },
+  eventsListenerElement:      { },
+  onThumbnailShown:           { },
 };