       <h3>Components</h3>
       <ComponentGallery
         className="example"
-        margin={@state.margin}
+        margin={parseInt(@state.margin, 10)}
+        noMarginBottomOnLastRow=true
         widthHeightRatio=3/5
-        targetWidth={@state.targetWidth}>
+        targetWidth={parseInt(@state.targetWidth, 10)}>
           <div>
             <img src="https://farm1.staticflickr.com/55/148800272_86cffac801_z.jpg" />
             <span style={

        <ComponentGallery
          className="example"
          margin=10
          widthHeightRatio=3/5
          targetWidth=250
            <img src="https://example.com/pic1.jpg" />

          <img src="https://farm6.staticflickr.com/5516/11906727035_b5ccf50dbd_z.jpg" />
          <img src="https://farm6.staticflickr.com/5495/11817560513_41b2f225a5_z.jpg" />
          <img src="https://farm4.staticflickr.com/3767/10850685734_996f244676_z.jpg" />
          <img src="https://storage.googleapis.com/relaterocket-logos/nike.com-black@2x.png" />
          <img src="https://storage.googleapis.com/relaterocket-logos/gopro.com-black@2x.png" />
      </ComponentGallery>

    </div>
