alter boxes' spacing

layout.sty

@@ -474,8 +474,6 @@ interior code={ \path[tcb fill interior] ([xshift=-2mm]interior.west)
 
 \newtcolorbox{boxtext}[1][]{
   ornamented,
-  top=2em,
-  bottom=2em,
   colback=white,
   fonttitle=\scshape, #1
   }
@@ -866,9 +864,9 @@ Roll & Result \\
 
 \newtcolorbox{nametable}[2][cX]{
   tabularx=#1,
-  top=10pt,
+  top=1em,
   adjusted title=#2,
-  bottom=10pt,
+  bottom=1em,
   left=3pt,
   right=3pt,
   code={\rowcolors{2}{}{gray!10}\needspace{1em}}