# set terminal pngcairo transparent enhanced font "arial,10" fontscale 1.0 size 500, 350 # set output 'key.3.png' set key outside right bottom vertical Right noreverse enhanced autotitles box linetype -1 linewidth 1.000 set key noinvert samplen 0.2 spacing 1 width 0 height 0 set title "Key (out vert bot right)" plot x,-x