The problem's image is shown below:
https://i.sstatic.net/ph2EX.jpg
Below is the code snippet related to the issue:
<div class="text-xs-center" id="DIVCATCHA" runat="server">
<asp:HiddenField runat="server" ID="hdnImageSelected" />
<div class="g-recaptcha" data-sitekey="" style="transform:scale(0.81);-webkit-transform:scale(0.81);transform-origin:0 0;-webkit-transform-origin:0 0;" >
</div>
</div>