Hi there,

Thanks for contacting us. Sorry for the inconvenience. Will you please provide me the Joomla administrator access to check the issue? I will check & get back to you soon. 

-Thanks

Hi, i´m sending credentials. Thank you.

Please check now. Thanks

Added this css code inside the custom.css file.

.com-spsimpleportfolio .sp-simpleportfolio .sp-simpleportfolio-filter {
    margin: 0px -15px 40px;
    position: relative;
    z-index: 999;
}

Great! Everything is OK, thank you for support.

You are most welcome. Will you please spend some to write a review about our product and support quality? 

https://extensions.joomla.org/extension/sp-page-builder/

Of course, but I think I already did it in the past. I will have a look.

Thanks