diff --git a/aliases/zsh_aliases b/aliases/zsh_aliases
index 2b02934..750e3ed 100644
--- a/aliases/zsh_aliases
+++ b/aliases/zsh_aliases
@@ -49,6 +49,7 @@ alias mkpk="makepkg -sri"
 alias mkex="chmod 777"
 alias udm="udisksctl mount -b"
 alias udu="udisksctl unmount -b"
+alias udub="udisksctl unmount -b /dev/sdc2"
 alias mkex="chmod 777"
 alias ctle="systemctl enable"
 alias ctls="systemctl start"
@@ -119,7 +120,8 @@ alias vlh="alsamixer -c 2"
 alias pc="sudo pacman -S"
 alias pcr="sudo pacman -Rs"
 alias spc="pacman -Qqe > ~/linux-config/txt/pacman-pkgs/pacman-pkgs.txt"
-alias tri="trizen -S --noconfirm"
+# alias tri="trizen -S --noconfirm"
+alias tri="trizen -S"
 
 #  }}} system # 
 
@@ -142,8 +144,8 @@ function vsnp() { ni ~/.vim/plugged/vim-snippets/UltiSnips/"$1".snippets ; }
 #  applications {{{ # 
 silent="> /dev/null 2>&1& "
 
-alias h="htop -s PERCENT_CPU"
-alias hm="htop -s PERCENT_MEM"
+alias h="htop -s PERCENT_MEM"
+alias hc="htop -s PERCENT_CPU"
 alias r="ranger"
 alias mr="man ranger"
 alias clc="cloc ."
diff --git a/configs/i3/config b/configs/i3/config
index 34e6ee7..bc3d716 100644
--- a/configs/i3/config
+++ b/configs/i3/config
@@ -215,7 +215,7 @@ bindsym $mod+F7 workspace $ws7; exec $def_term
 set $ws8 "8 "
 # assign [class="jetbrains-"] $ws8
 workspace $ws8 output $samsung
-bindsym $mod+F8 workspace $ws8; exec urxvt -e htop -s PERCENT_CPU 
+bindsym $mod+F8 workspace $ws8; exec urxvt -e htop -s PERCENT_MEM 
 
 set $ws9 "9 "
 workspace $ws9 output $samsung
@@ -347,16 +347,33 @@ set $sb_font Hack NF Bold
 set $black #000000
 set $white #ffffff
 
-set $inactive_ws_bg #444c52
+#  inactive vars {{{ # 
+
 # set $inactive_ws_bg $white
+set $inactive_ws_bg #444c52
 
 # set $inactive_ws_text #bcccd7
-set $inactive_ws_text #838e96
+# set $inactive_ws_text #838e96
+set $inactive_ws_text #cbe4ff
+
 # set $inactive_ws_trans c8
-set $inactive_ws_trans 96
+# set $inactive_ws_trans 96
+set $inactive_ws_trans 00
+
+#  }}} inactive # 
+
+#  active vars {{{ # 
+
+set $active_ws_bg #444c52
+# set $active_ws_bg #566066
+
+# set $active_ws_trans c8
+set $active_ws_trans 91
+
+#  }}} active # 
 
-# set $active_ws_text $white
-set $active_ws_text #ffffff
+# set $focused_ws_text $white
+set $focused_ws_text #ffffff
 
 #  benq bar {{{ # 
 
@@ -370,7 +387,9 @@ bar {
 		# 0 (transparent) -> 255 (opaque) in hex
 		background $black$bar_trans
 		# border, bg, text color
-		focused_workspace $inactive_ws_bg $bg $active_ws_text 
+		focused_workspace $inactive_ws_bg $bg $focused_ws_text 
+		# active = focused on other screen
+		active_workspace $inactive_ws_bg $active_ws_bg$active_ws_trans $focused_ws_text
 		inactive_workspace $inactive_ws_bg $inactive_ws_bg$inactive_ws_trans $inactive_ws_text
 	}
 	tray_output none
@@ -392,7 +411,8 @@ bar {
 	colors {
 		background $black$bar_trans
 		# border, bg, text color
-		focused_workspace $inactive_ws_bg $bg $active_ws_text 
+		focused_workspace $inactive_ws_bg $bg $focused_ws_text 
+		active_workspace $inactive_ws_bg $active_ws_bg$active_ws_trans $focused_ws_text
 		inactive_workspace $inactive_ws_bg $inactive_ws_bg$inactive_ws_trans $inactive_ws_text
 	}
 	status_command i3blocks -c ~/.config/sam-i3blocks/sam-i3blocks.conf
diff --git a/configs/ranger/rc.conf b/configs/ranger/rc.conf
index 1751331..347baee 100644
--- a/configs/ranger/rc.conf
+++ b/configs/ranger/rc.conf
@@ -34,7 +34,7 @@ set column_ratios 1,3,4
 set hidden_filter ^\.|\.(?:pyc|pyo|bak|swp)$|^lost\+found$|^__(py)?cache__$
 
 # Show hidden files? You can toggle this by typing 'zh'
-set show_hidden false
+set show_hidden true
 
 # Ask for a confirmation when running the "delete" command?
 # Valid values are "always", "never", "multiple" (default)
diff --git a/configs/ranger/rifle.conf b/configs/ranger/rifle.conf
index e2653a7..5bd7387 100644
--- a/configs/ranger/rifle.conf
+++ b/configs/ranger/rifle.conf
@@ -140,6 +140,7 @@ mime ^video, terminal, !X, has mplayer   = mplayer -- "$@"
 #-------------------------------------------
 # Documents
 #-------------------------------------------
+ext pdf = ask
 ext pdf, has llpp,     X, flag f = llpp "$@"
 ext pdf, has zathura,  X, flag f = zathura -- "$@"
 ext pdf, has mupdf,    X, flag f = mupdf "$@"
diff --git a/dotfiles/Xresources b/dotfiles/Xresources
index 54cc434..1de7364 100644
--- a/dotfiles/Xresources
+++ b/dotfiles/Xresources
@@ -1,3 +1,4 @@
+! URxvt.font: xft:DejaVu Sans Mono:size=14
 URxvt.font: xft:Hack Nerd Font:size=14
 ! URxvt.font: xft:Hack NF:size=18
 ! URxvt.font: xft:Hack:size=18
diff --git a/dotfiles/gitconfig b/dotfiles/gitconfig
index 3d250c8..dc6af0a 100644
--- a/dotfiles/gitconfig
+++ b/dotfiles/gitconfig
@@ -12,3 +12,5 @@
 	conflictstyle = diff3
 [mergetool]
 	prompt = false
+[diff]
+	tool = vimdiff
diff --git a/dotfiles/vimrc b/dotfiles/vimrc
index 7220ff9..2f13088 100644
--- a/dotfiles/vimrc
+++ b/dotfiles/vimrc
@@ -38,9 +38,10 @@ autocmd BufNewFile,BufRead *.md set filetype=markdown
 autocmd Filetype markdown set textwidth=0
 
 autocmd BufWritePost key_*.txt !bash ~/linux-config/scripts/shortcuts.sh
+" auto-reload vimrc when saved
 augroup myvimrc
-    au!
-    au BufWritePost .vimrc,_vimrc,vimrc,.gvimrc,_gvimrc,gvimrc so $MYVIMRC | if has('gui_running') | so $MYGVIMRC | endif
+	au!
+	au BufWritePost .vimrc,_vimrc,vimrc,.gvimrc,_gvimrc,gvimrc so $MYVIMRC | if has('gui_running') | so $MYGVIMRC | endif
 augroup END
 
 " }}} commands for file types "
@@ -118,8 +119,9 @@ Plug 'easymotion/vim-easymotion'
 
 " status bar displaying various info about the current buffer
 Plug 'vim-airline/vim-airline'
-	let g:airline_section_c = '%F'
+	" let g:airline_section_c = '%F'
 Plug 'vim-airline/vim-airline-themes'
+	let g:airline_powerline_fonts = 1
 
 " continue Markdown lists when started
 Plug 'dkarter/bullets.vim'
diff --git a/dotfiles/zshrc b/dotfiles/zshrc
index 738f107..bc197f4 100644
--- a/dotfiles/zshrc
+++ b/dotfiles/zshrc
@@ -1,5 +1,6 @@
-# ZSH_THEME="miloshadzic"
 ZSH_THEME="bira"
+# ZSH_THEME="miloshadzic"
+# ZSH_THEME="agnoster"
 
 #  default {{{ # 
 
diff --git a/txt/key_dirs.txt b/txt/key_dirs.txt
index a0f9d9b..8bddc74 100644
--- a/txt/key_dirs.txt
+++ b/txt/key_dirs.txt
@@ -1,6 +1,8 @@
 # sys {{{ *
 
 bg /home/kevin/Pictures/Backgrounds
+co /home/kevin/.config
+lc /home/kevin/linux-config/
 d  /home/kevin/Downloads
 D  /home/kevin/Documents
 ho /home/kevin/