I am trying to create my resume in overleaf/latex but I am not able to reduce the space between two rSubsection inside my rSection. I am using overleaf.com to do it. Please find the code below
\begin{rSection}{Education}
\begin{rSubsection}{Netaji Subhas Institute of Technology, Delhi University}{New Delhi, India}{B.E in Mechanical Engineering, CGPA: 8.7}{2015-2019}
%\vspace{-.1cm}
%Overall GPA: 78\%
\vspace{-.65cm}
\item[]
\end{rSubsection}
\begin{rSubsection}{Kendriya Vidyalaya Muradnagar, CBSE}{Ghaziabad, UP}{Higher Senior Secondary, Aggregate 94\%}{2013-2014}
%\vspace{-.1cm}
%Overall GPA: 78\%
\vspace{-.65cm}
\item[]
\end{rSubsection}
\begin{rSubsection}{Kendriya Vidyalaya Muradnagar, CBSE}{Ghaziabad, UP}{Senior Secondary, CGPA 10.0}{2011-2012}
%\vspace{-.1cm}
%Overall GPA: 78\%
\vspace{-.65cm}
\item[]
\end{rSubsection}
\end{rSection}
I want to reduce the space marked in red. Please help me here. Thanks in advance.