Change presentation of styles list, spaces instead of comma

Make screenshots present smaller

README.md

@@ -1,12 +1,12 @@
-# tldr-bash
+# tldr (bash)
 
 **A fully-functional [bash](https://tiswww.case.edu/php/chet/bash/bashtop.html)
 client for the [tldr](https://github.com/rprieto/tldr/) project, providing
 poignant examples of terminal commands.**
 
-![tldr screenshot list](tldr-list.jpg?raw=true)
+![tldr screenshot list](tldr-list.jpg?raw=true "tldr list" {width=800px})
 
-![tldr screenshot page](tldr-page.jpg?raw=true)
+![tldr screenshot page](tldr-page.jpg?raw=true "tldr page" {width=800px})
 
 ## Installation
 Download the tldr bash script to the install location:
@@ -22,30 +22,30 @@ If the location is not in $PATH, you need to specify the path to run it.
 ### Prerequisites
 coreutils, less, grep, unzip, curl / wget
 
-![tldr screenshot usage](tldr-usage.jpg?raw=true)
+![tldr screenshot usage](tldr-usage.jpg?raw=true "tldr usage" {width=800px})
 
 ## Customisation
 The colors and other styling of the 5 elements of tldr pages can be modified
 either by editing the first few lines of the scipt, or by setting the following
 environment variables:
-* TLDR_TITLE_STYLE (defaults to Newline,Space,Bold,Yellow)
-* TLDR_DESCRIPTION_STYLE (defaults to Space,Yellow)
-* TLDR_EXAMPLE_STYLE (defaults to Newline,Bold,Green)
-* TLDR_CODE_STYLE (defaults to Space,Bold,Blue)
-* TLDR_VALUE_STYLE (defaults to Bold,Cyan)
+* TLDR_TITLE_STYLE (defaults to: Newline Space Bold Yellow)
+* TLDR_DESCRIPTION_STYLE (defaults to: Space Yellow)
+* TLDR_EXAMPLE_STYLE (defaults to: Newline Bold Green)
+* TLDR_CODE_STYLE (defaults to: Space Bold Blue)
+* TLDR_VALUE_STYLE (defaults to: Bold Cyan)
 
 Also the error color and page expiry can easily be set:
-* TLDR_ERROR_COLOR (defaults to Red)
-* TLDR_EXPIRY (defaults to 60)
+* TLDR_ERROR_COLOR (defaults to: Red)
+* TLDR_EXPIRY (defaults to: 60)
 
-![tldr screenshot customize](tldr-customize.jpg?raw=true)
+![tldr screenshot customize](tldr-customize.jpg?raw=true "tldr customize" {width=800px})
 
 ## Contributing
 
 Please file an issue for a question, a bug or a feature request.
 Or even better, send a pull request!
 
-![tldr screenshot markdown](tldr-markdown.jpg?raw=true)
+![tldr screenshot markdown](tldr-markdown.jpg?raw=true "tldr markdown" {width=800px})
 
 ### License
 

tldr

@@ -13,17 +13,17 @@ set +x -o pipefail
 #  Modes: Bold, Underline, Italic, Inverse
 # 'Newline' can be added to the Style list to add a newline before the element
 # and 'Space' to add a space at the start of the line (not for Value element)
-# (The style items are separated by commas, lower or uppercase, no spaces.)
-: ${TLDR_TITLE_STYLE:=Newline,Space,Bold,Yellow}
-: ${TLDR_DESCRIPTION_STYLE:=Space,Yellow}
-: ${TLDR_EXAMPLE_STYLE:=Newline,Bold,Green}
-: ${TLDR_CODE_STYLE:=Space,Bold,Blue}
-: ${TLDR_VALUE_STYLE:=Bold,Cyan}
+# (The style items are separated by space, lower or uppercase mixed allowed.)
+: ${TLDR_TITLE_STYLE:= Newline Space Bold Yellow }
+: ${TLDR_DESCRIPTION_STYLE:= Space Yellow }
+: ${TLDR_EXAMPLE_STYLE:= Newline Bold Green }
+: ${TLDR_CODE_STYLE:= Space Bold Blue }
+: ${TLDR_VALUE_STYLE:= Bold Cyan }
 # Color and/or background (Newline and Space also allowed) for error messages
-: ${TLDR_ERROR_COLOR=Red}
+: ${TLDR_ERROR_COLOR= Red }
 
 # How long before an attempt will be made to re-download a page
-: ${TLDR_EXPIRY:=60}
+: ${TLDR_EXPIRY:= 60 }
 
 Usage(){  # $1: optional exit code
 	self=$(basename $0)
@@ -56,9 +56,9 @@ Err(){ STDERR+="$ERRNL$ERRSP$ERR$B$1$XB$XERR$N";}  # $1: error message for later
 Out(){ STDOUT+="$1$N";}  # $1: message for later
 
 Style(){  # $1: Style specification
-	local style styles=${1// /}  # remove spaces
+	local style
 	STYLES= XSTYLES= COLOR= XCOLOR= NL= SP=
-	for style in ${styles//,/ }
+	for style in $1
 	do
 		[[ ${style,,} = newline ]] && NL=$N
 		[[ ${style,,} = space ]] && SP=' '
@@ -136,7 +136,7 @@ Init_term(){
 	ERR=$COLOR XERR=$XCOLOR ERRNL=$NL ERRSP=$SP
 }
 
-Recent(){ find "$1" -mtime -$TLDR_EXPIRY &>/dev/null;}  # $1: page
+Recent(){ find "$1" -mtime -${TLDR_EXPIRY// /} &>/dev/null;}  # $1: page
 
 Update_index(){
 	$DL "$index" "$index_url" && Out "${GRE}Index file $I$index$XI re-downloaded$DEF" || {