Borderland - A Daring Multi-Concept Theme

This is the issue that started to occur with Google Chrome 55.x versions. In order to fix this on your side, please make sure that you are using the latest theme version. You can update the theme by following instructions from theme documentation, just remember to clear browser cache after the update.

You can also fix this by adding the following custom CSS code to Appearance > Customize > Additional CSS:

.full_width {
    position: relative !important;
    z-index: 5000;
}