How to reduce vertical spacing of plugin on homepage

All of the above may be achieved with CSS:

To discover what CSS is output by your theme, use a web inspection tool such as Firebug: https://getfirebug.com/ , Chrome Inspect Element: https://developers.google.com/chrome-developer-tools/ or Internet Explorer 9+ F12 Dev. Tools: https://msdn.microsoft.com/en-us/library/dd565627(v=vs.85).aspx#csstool

There are others.

When editing CSS, use a Child Theme
https://codex.www.ads-software.com/Child_Themes
Custom CSS Plugin, or Theme provided custom CSS option.
Edits to parent themes are lost on theme update.

Learn CSS: https://www.w3schools.com/css/

Hi, I’ve been using the gogole inspect element, but how do I find out which code to edit in the style.css file?

Like I’ve isolated the margin element on inspect element, but I can’t find the corresponding code to fix it on style.css …