How to adjust vertical space between headline and text box?
I used [t] option but there is still a big space on the slide.
\documentclass[compress,serif,xcolor=dvipsnames,xetex,t]{beamer}
\usetheme{Madrid}
\definecolor{Setcolor}{HTML}{6698FF}
\usecolortheme[named=Setcolor]{structure}
\usepackage{xltxtra}
\XeTeXlinebreaklocale "th"
\defaultfontfeatures{Scale=1.4}
\renewcommand{\baselinestretch}{1.35}
\setmainfont[Script=Thai]{DilleniaUPC}
\usepackage[all,knot,color]{xy}
\xyoption{arc}
\usepackage{url}
\setbeamertemplate{headline}
{
\leavevmode%
\hbox{%
\begin{beamercolorbox}[wd=.5\paperwidth,ht=2.5ex,dp=1.0ex,center]{section in head/foot}%
\usebeamerfont{section in head/foot}\textbf{\insertauthor}\hspace*{2ex}%
\end{beamercolorbox}%
\begin{beamercolorbox}[wd=.5\paperwidth,ht=2.5ex,dp=1.0ex,center]{subsection in head/foot}%
\usebeamerfont{subsection in head/foot}\hspace*{2ex}\textbf{\insertsubsectionhead}%
\end{beamercolorbox}}%
\vskip0pt%
}
\setbeamertemplate{footline}
{
\leavevmode%
\hbox{%
\begin{beamercolorbox}[wd=.333333\paperwidth,ht=2.5ex,dp=1ex,left]{section in head/foot}
\usebeamerfont{author in head/foot}\enspace \textbf{\insertshorttitle}
\end{beamercolorbox}%
%
\begin{beamercolorbox}[wd=.333333\paperwidth,ht=2.5ex,dp=1ex,center]{section in head/foot}%
\usebeamerfont{title in head/foot}\insertsubtitle
\end{beamercolorbox}%
%
\begin{beamercolorbox}[wd=.333333\paperwidth,ht=2.5ex,dp=1ex,right]{section in head/foot}
\usebeamerfont{date in head/foot}\insertshortdate{}\hspace*{2em}
\textbf{\insertframenumber{} / \inserttotalframenumber}\hspace*{2ex}
\end{beamercolorbox}}%
%
\vskip0pt%
}
\makeatletter
\def\beamer@themerounded@shadow{true}
\defbeamertemplate*{title page}{mydefault}[1][]
{
\vbox{}
\vfill
\begin{centering}
{\usebeamercolor[fg]{titlegraphic}\inserttitlegraphic\par}
\begin{beamercolorbox}[sep=8pt,center,#1]{title}
\usebeamerfont{title}\inserttitle\par%
\ifx\insertsubtitle\@empty%
\else%
\vskip0.25em%
{\usebeamerfont{subtitle}\usebeamercolor[fg]{subtitle}\insertsubtitle\par}%
\fi%
\end{beamercolorbox}%
\vskip1em\par
\begin{beamercolorbox}[sep=8pt,center,#1]{author}
\usebeamerfont{author}\insertauthor
\end{beamercolorbox}
\begin{beamercolorbox}[sep=8pt,center,#1]{institute}
\usebeamerfont{institute}\insertinstitute
\end{beamercolorbox}
\begin{beamercolorbox}[sep=8pt,center,#1]{date}
\usebeamerfont{date}\insertdate
\end{beamercolorbox}\vskip0.5em
\end{centering}
\vfill
}
%
\setbeamertemplate{title page}[mydefault][colsep=-4bp,rounded=true,shadow=\beamer@themerounded@shadow]
\makeatother
\AtBeginSection[]{
\setbeamercolor{section in toc shaded}{use=structure,black}
\setbeamercolor{section in toc}{fg=black}
\setbeamercolor{subsection in toc shaded}{fg=black}
\setbeamercolor{subsection in toc}{fg=black}
\frame<beamer>{
\begin{multicols}{2}
\frametitle{\textbf{\insertshorttitle}}
\setcounter{tocdepth}{2}
\tableofcontents[currentsection,subsections]
\end{multicols}
}
}
\titlegraphic{\includegraphics[height=2.0cm]{./Basic_Fig/BUU_EN.jpg}}
%
\title[\textbf{ABCD (ABCDEFG)}]{\textbf{000000 ABCD}}
\subtitle{\textbf{ABCDEFG}}
\author{\textbf{AAAAA (BBBBBB)}}
\institute{\textbf{CCCCCCCC}}
\date{\textbf{XXXXX YYYYY}}
\begin{document}
%
\begin{frame}[t]
\frametitle{\textbf{LaTeX – A document preparation system)}}
%
\begin{columns}[t]
%
\column{0.85\textwidth}
%
\begin{block}{\textbf{LaTeX}}
%
\textbf{
\begin{enumerate}
%
\itemLaTeX the product\\
•LaTeX is a high-quality typesetting system; it includes features designed for the production of technical and scientific documentation. LaTeX is the de facto standard for the communication and publication of scientific documents. LaTeX is available as free software.\\
•LaTeX is a high-quality typesetting system; it includes features designed for the production of technical and scientific documentation. LaTeX is the de facto standard for the communication and publication of scientific documents. LaTeX is available as free software.\\
%
\itemLaTeX the product\\
•LaTeX is a high-quality typesetting system; it includes features designed for the production of technical and scientific documentation. LaTeX is the de facto standard for the communication and publication of scientific documents. LaTeX is available as free software.\\
•LaTeX is a high-quality typesetting system; it includes features designed for the production of technical and scientific documentation. LaTeX is the de facto standard for the communication and publication of scientific documents. LaTeX is available as free software.\\
%
\end{enumerate}
}
%
\end{block}
%
\end{columns}
%
\end{frame}
%
%
\end{document}
\addtobeamertemplate{block begin}{\vspace{-25pt}}{}
in your preamble. – karlkoeller Jul 30 '13 at 5:43beamerposter
since it has multiple blocks. – Fuhrmanator Mar 27 '16 at 14:52beamerposter
as well. – Fuhrmanator Mar 27 '16 at 14:53