diff --git a/README.md b/README.md
index 53b4ea4..7e2c6df 100644
--- a/README.md
+++ b/README.md
@@ -65,9 +65,12 @@ Usage:  `./install.sh [OPTIONS...]`
   -t, --theme [default|blue|purple|pink|red|orange|yellow|green|grey|all]
  Set theme accent color. Repeatable. Default is BigSur-like theme
 
-  -p, --panel [default|30|45|60|75]
+  -p, --panel-opacity [default|30|45|60|75]
  Set panel transparency. Default is 15%
 
+  -P, --panel-size [default|smaller|bigger]
+ Set Gnome shell panel height size. Default is 32px
+
   -s, --size [default|180|220|240|260|280]
  Set Nautilus sidebar minimum width. Default is 200px
 
@@ -209,10 +212,13 @@ Set 'WhiteSur' GDM and Dash to Dock theme color variants. Default is 'light'
 -t, --theme [default|blue|purple|pink|red|orange|yellow|green|grey]
 Set 'WhiteSur' GDM theme accent color. Default is BigSur-like theme
 
--p, --panel [default|30|45|60|75]
+-p, --panel-opacity [default|30|45|60|75]
 Set 'WhiteSur' GDM (GNOME Shell) theme panel transparency. Default is 15%
 
--i, --icon [standard|simple|gnome|ubuntu|arch|manjaro|fedora|debian|void]
+-P, --panel-size [default|smaller|bigger]
+Set 'WhiteSur' Gnome shell panel height size. Default is 32px
+
+-i, --icon [standard|simple|gnome|ubuntu|arch|manjaro|fedora|debian|void|opensuse|popos|mxlinux|zorin]
 Set 'WhiteSur' GDM (GNOME Shell) 'Activities' icon. Default is 'standard'
 
 -r, --remove, --revert
diff --git a/install.sh b/install.sh
index efbedc0..f5e88eb 100755
--- a/install.sh
+++ b/install.sh
@@ -29,7 +29,8 @@ usage() {
   helpify "-c, --color"          "[$(IFS='|'; echo "${COLOR_VARIANTS[*]}")]"          "Set theme color variants"                         "Repeatable. Default is all variants"
   helpify "-a, --alt"            "[$(IFS='|'; echo "${ALT_VARIANTS[*]}")|all]"        "Set window control buttons variant"               "Repeatable. Default is 'normal'"
   helpify "-t, --theme"          "[$(IFS='|'; echo "${THEME_VARIANTS[*]}")|all]"      "Set theme accent color"                           "Repeatable. Default is BigSur-like theme"
-  helpify "-p, --panel"          "[$(IFS='|'; echo "${PANEL_OPACITY_VARIANTS[*]}")]"  "Set panel transparency"                           "Default is 15%"
+  helpify "-p, --panel-opacity"  "[$(IFS='|'; echo "${PANEL_OPACITY_VARIANTS[*]}")]"  "Set panel transparency"                           "Default is 15%"
+  helpify "-P, --panel-size"     "[$(IFS='|'; echo "${PANEL_SIZE_VARIANTS[*]}")]"     "Set Gnome shell panel height size"                "Default is 32px"
   helpify "-s, --size"           "[$(IFS='|'; echo "${SIDEBAR_SIZE_VARIANTS[*]}")]"   "Set Nautilus sidebar minimum width"               "Default is 200px"
   helpify "-i, --icon"           "[$(IFS='|'; echo "${ICON_VARIANTS[*]}")]"           "Set 'Activities' icon"                            "Default is 'standard'"
   helpify "-b, --background"     "[default|blank|IMAGE_PATH]"                         "Set gnome-shell background image"                 "Default is BigSur-like wallpaper"
@@ -95,7 +96,9 @@ while [[ $# -gt 0 ]]; do
       check_param "${1}" "${1}" "${2}" "must" "must" "must" && shift 2 || shift ;;
     -s|--size)
       check_param "${1}" "${1}" "${2}" "optional" "optional" "optional" && shift 2 || shift ;;
-    -p|--panel)
+    -p|--panel-opacity)
+      check_param "${1}" "${1}" "${2}" "optional" "optional" "optional" && shift 2 || shift ;;
+    -P|--panel-size)
       check_param "${1}" "${1}" "${2}" "optional" "optional" "optional" && shift 2 || shift ;;
     -N|--nautilus-style)
       check_param "${1}" "${1}" "${2}" "optional" "optional" "optional" && shift 2 || shift ;;
diff --git a/lib-core.sh b/lib-core.sh
index cef86e8..883eea5 100755
--- a/lib-core.sh
+++ b/lib-core.sh
@@ -86,6 +86,7 @@ THEME_VARIANTS=('default' 'blue' 'purple' 'pink' 'red' 'orange' 'yellow' 'green'
 ICON_VARIANTS=('standard' 'simple' 'gnome' 'ubuntu' 'arch' 'manjaro' 'fedora' 'debian' 'void' 'opensuse' 'popos' 'mxlinux' 'zorin')
 SIDEBAR_SIZE_VARIANTS=('default' '180' '220' '240' '260' '280')
 PANEL_OPACITY_VARIANTS=('default' '30' '45' '60' '75')
+PANEL_SIZE_VARIANTS=('default' 'smaller' 'bigger')
 NAUTILUS_STYLE_VARIANTS=('stable' 'normal' 'mojave' 'glassy')
 
 #--------Customization, default values----------#
@@ -98,13 +99,14 @@ themes=("${THEME_VARIANTS[0]}")
 icon="${ICON_VARIANTS[0]}"
 sidebar_size="${SIDEBAR_SIZE_VARIANTS[0]}"
 panel_opacity="${PANEL_OPACITY_VARIANTS[0]}"
+panel_size="${PANEL_SIZE_VARIANTS[0]}"
 nautilus_style="${NAUTILUS_STYLE_VARIANTS[0]}"
 background="blank"
 compact="true"
 
 #--Ambigous arguments checking and overriding default values--#
-declare -A has_set=([-b]="false" [-s]="false" [-p]="false" [-d]="false" [-n]="false" [-a]="false" [-o]="false" [-c]="false" [-i]="false" [-t]="false" [-N]="false")
-declare -A need_dialog=([-b]="false" [-s]="false" [-p]="false" [-d]="false" [-n]="false" [-a]="false" [-o]="false" [-c]="false" [-i]="false" [-t]="false" [-N]="false")
+declare -A has_set=([-b]="false" [-s]="false" [-p]="false" [-P]="false" [-d]="false" [-n]="false" [-a]="false" [-o]="false" [-c]="false" [-i]="false" [-t]="false" [-N]="false")
+declare -A need_dialog=([-b]="false" [-s]="false" [-p]="false" [-P]="false" [-d]="false" [-n]="false" [-a]="false" [-o]="false" [-c]="false" [-i]="false" [-t]="false" [-N]="false")
 
 #------------Tweaks---------------#
 need_help="false"
@@ -391,15 +393,13 @@ destify() {
 
 parsimplify() {
   case "${1}" in
-    --size)
-      echo "-s" ;;
-    --panel)
-      echo "-p" ;;
     --name|-n)
       # workaround for echo
       echo "~-n" | cut -c 2- ;;
     --dest)
       echo "-d" ;;
+    --size)
+      echo "-s" ;;
     --alt)
       echo "-a" ;;
     --opacity)
@@ -410,6 +410,10 @@ parsimplify() {
       echo "-i" ;;
     --theme)
       echo "-t" ;;
+    --panel-opacity)
+      echo "-p" ;;
+    --panel-size)
+      echo "-P" ;;
     --nautilus-style)
       echo "-N" ;;
     --background)
@@ -519,6 +523,12 @@ check_param() {
             panel_opacity="${value}"; variant_found="true"; break
           fi
         done ;;
+      -P)
+        for i in {0..2}; do
+          if [[ "${value}" == "${PANEL_SIZE_VARIANTS[i]}" ]]; then
+            panel_size="${value}"; variant_found="true"; break
+          fi
+        done ;;
       -a)
         if [[ "${value}" == "all" ]]; then
           for i in {0..2}; do
diff --git a/lib-install.sh b/lib-install.sh
index f212ce1..24b9f2f 100755
--- a/lib-install.sh
+++ b/lib-install.sh
@@ -742,6 +742,12 @@ customize_theme() {
     sed $SED_OPT "/\$panel_opacity/s/0.15/0.${panel_opacity}/"                  "${THEME_SRC_DIR}/sass/_theme-options-temp.scss"
   fi
 
+  # Change gnome-shell panel height size
+  if [[ "${panel_size}" != 'default' ]]; then
+    prompt -s "Changing panel height size to '${panel_size}'..."
+    sed $SED_OPT "/\$panel_size/s/default/${panel_size}/"                       "${THEME_SRC_DIR}/sass/_theme-options-temp.scss"
+  fi
+
   # Change gnome-shell show apps button style
   if [[ "${showapps_normal}" == 'true' ]]; then
     prompt -s "Changing gnome-shell show apps button style ..."
diff --git a/src/sass/_colors.scss b/src/sass/_colors.scss
index 43ad9d5..7786d14 100644
--- a/src/sass/_colors.scss
+++ b/src/sass/_colors.scss
@@ -168,8 +168,8 @@ $panel_bg:                          if($variant == 'light', #f1f1f1, #2a2a2a);
 }
 
 $panel_fg:                          if($trans == 'true' and $panel_font == 'white', $light_fg_color, $text_color);
-$panel_track:                       if($trans == 'false' or $panel_font == 'black' and $variant == 'light', rgba(black, 0.15), rgba(white, 0.28));
-$panel_divider:                     if($trans == 'false' or $panel_font == 'black' and $variant == 'light', rgba(black, 0.08), rgba(white, 0.15));
+$panel_track:                       if(($trans == 'false' or $panel_font == 'black') and $variant == 'light', rgba(black, 0.15), rgba(white, 0.28));
+$panel_divider:                     if(($trans == 'false' or $panel_font == 'black') and $variant == 'light', rgba(black, 0.08), rgba(white, 0.15));
 
 $dash_bg:                           if($variant == 'light', rgba(#d1d1d1, $panel_opacity + 0.33), rgba(#222222, $panel_opacity/2 + 0.6));
 
diff --git a/src/sass/_theme-options.scss b/src/sass/_theme-options.scss
index 11fd046..2bc958d 100644
--- a/src/sass/_theme-options.scss
+++ b/src/sass/_theme-options.scss
@@ -23,5 +23,8 @@ $max_window_style: 'square';
 // Panel font color
 $panel_font: 'white';
 
+// Panel height size
+$panel_size: 'default';
+
 // Monterey style
 $monterey: 'false';
diff --git a/src/sass/gnome-shell/common/_panel.scss b/src/sass/gnome-shell/common/_panel.scss
index 33a429b..dfe5a84 100644
--- a/src/sass/gnome-shell/common/_panel.scss
+++ b/src/sass/gnome-shell/common/_panel.scss
@@ -1,10 +1,20 @@
 /* Top Bar */
 // a.k.a. the panel
 
+$panel_height: $menuitem_size;
+
+@if $panel_size == 'smaller' {
+  $panel_height: $menuitem_size - 4px;
+}
+
+@if $panel_size == 'bigger' {
+  $panel_height: $menuitem_size + 4px;
+}
+
 #panel {
   background-color: $panel_bg;
   font-weight: normal;
-  height: $menuitem_size - 4px !important;
+  height: $panel_height !important;
   box-shadow: 0 5px 16px rgba(black, 0.05);
   color: $panel_fg;
   font-feature-settings: "tnum";
diff --git a/tweaks.sh b/tweaks.sh
index 2edbba2..37f03a1 100755
--- a/tweaks.sh
+++ b/tweaks.sh
@@ -19,23 +19,24 @@ usage() {
   # Please specify their default value manually, some of them are come from _variables.scss
   # You also have to check and update them regurally
   helpify_title
-  helpify "-f, --firefox"      "[default|monterey]"                                "Install '${THEME_NAME}|Monterey' theme for Firefox and connect it to the current Firefox profiles" "Default is ${THEME_NAME}"
-  helpify "-e, --edit-firefox" ""                                                  "Edit '${THEME_NAME}' theme for Firefox settings and also connect the theme to the current Firefox profiles" ""
-  helpify "-F, --flatpak"      ""                                                  "Connect '${THEME_NAME}' theme to Flatpak"                                    ""
-  helpify "-s, --snap"         ""                                                  "Connect '${THEME_NAME}' theme the currently installed snap apps"             ""
-  helpify "-g, --gdm"          ""                                                  "Install '${THEME_NAME}' theme for GDM"                                       "Requires to run this shell as root"
-  helpify "-d, --dash-to-dock" ""                                                  "Install '${THEME_NAME}' theme for Dash to Dock and connect it to the current Dash to Dock installation(s)" ""
-  helpify "-N, --no-darken"    ""                                                  "Don't darken '${THEME_NAME}' GDM theme background image"                     ""
-  helpify "-n, --no-blur"      ""                                                  "Don't blur '${THEME_NAME}' GDM theme background image"                       ""
-  helpify "-b, --background"   "[default|blank|IMAGE_PATH]"                        "Set '${THEME_NAME}' GDM theme background image"                              "Default is BigSur-like wallpaper"
-  helpify "-o, --opacity"      "[$(IFS='|'; echo "${OPACITY_VARIANTS[*]}")]"       "Set '${THEME_NAME}' GDM theme opacity variants"                              "Default is 'normal'"
-  helpify "-c, --color"        "[$(IFS='|'; echo "${COLOR_VARIANTS[*]}")]"         "Set '${THEME_NAME}' GDM and Dash to Dock theme color variants"               "Default is 'light'"
-  helpify "-t, --theme"        "[$(IFS='|'; echo "${THEME_VARIANTS[*]}")]"         "Set '${THEME_NAME}' GDM theme accent color"                                  "Default is BigSur-like theme"
-  helpify "-p, --panel"        "[$(IFS='|'; echo "${PANEL_OPACITY_VARIANTS[*]}")]" "Set '${THEME_NAME}' GDM (GNOME Shell) theme panel transparency"              "Default is 15%"
-  helpify "-i, --icon"         "[$(IFS='|'; echo "${ICON_VARIANTS[*]}")]"          "Set '${THEME_NAME}' GDM (GNOME Shell) 'Activities' icon"                     "Default is 'standard'"
-  helpify "-r, --remove, --revert" ""                                              "Revert to the original themes, do the opposite things of install and connect" ""
-  helpify "--silent-mode"      ""                                                  "Meant for developers: ignore any confirm prompt and params become more strict" ""
-  helpify "-h, --help"         ""                                                  "Show this help"                                                              ""
+  helpify "-f, --firefox"       "[default|monterey]"                                "Install '${THEME_NAME}|Monterey' theme for Firefox and connect it to the current Firefox profiles" "Default is ${THEME_NAME}"
+  helpify "-e, --edit-firefox"  ""                                                  "Edit '${THEME_NAME}' theme for Firefox settings and also connect the theme to the current Firefox profiles" ""
+  helpify "-F, --flatpak"       ""                                                  "Connect '${THEME_NAME}' theme to Flatpak"                                    ""
+  helpify "-s, --snap"          ""                                                  "Connect '${THEME_NAME}' theme the currently installed snap apps"             ""
+  helpify "-g, --gdm"           ""                                                  "Install '${THEME_NAME}' theme for GDM"                                       "Requires to run this shell as root"
+  helpify "-d, --dash-to-dock"  ""                                                  "Install '${THEME_NAME}' theme for Dash to Dock and connect it to the current Dash to Dock installation(s)" ""
+  helpify "-N, --no-darken"     ""                                                  "Don't darken '${THEME_NAME}' GDM theme background image"                     ""
+  helpify "-n, --no-blur"       ""                                                  "Don't blur '${THEME_NAME}' GDM theme background image"                       ""
+  helpify "-b, --background"    "[default|blank|IMAGE_PATH]"                        "Set '${THEME_NAME}' GDM theme background image"                              "Default is BigSur-like wallpaper"
+  helpify "-o, --opacity"       "[$(IFS='|'; echo "${OPACITY_VARIANTS[*]}")]"       "Set '${THEME_NAME}' GDM theme opacity variants"                              "Default is 'normal'"
+  helpify "-c, --color"         "[$(IFS='|'; echo "${COLOR_VARIANTS[*]}")]"         "Set '${THEME_NAME}' GDM and Dash to Dock theme color variants"               "Default is 'light'"
+  helpify "-t, --theme"         "[$(IFS='|'; echo "${THEME_VARIANTS[*]}")]"         "Set '${THEME_NAME}' GDM theme accent color"                                  "Default is BigSur-like theme"
+  helpify "-p, --panel-opacity" "[$(IFS='|'; echo "${PANEL_OPACITY_VARIANTS[*]}")]" "Set '${THEME_NAME}' GDM (GNOME Shell) theme panel transparency"              "Default is 15%"
+  helpify "-P, --panel-size"    "[$(IFS='|'; echo "${PANEL_SIZE_VARIANTS[*]}")]"    "Set '${THEME_NAME}' Gnome shell panel height size"                           "Default is 32px"
+  helpify "-i, --icon"          "[$(IFS='|'; echo "${ICON_VARIANTS[*]}")]"          "Set '${THEME_NAME}' GDM (GNOME Shell) 'Activities' icon"                     "Default is 'standard'"
+  helpify "-r, --remove, --revert" ""                                               "Revert to the original themes, do the opposite things of install and connect" ""
+  helpify "--silent-mode"       ""                                                  "Meant for developers: ignore any confirm prompt and params become more strict" ""
+  helpify "-h, --help"          ""                                                  "Show this help"                                                              ""
 }
 
 ###############################################################################
@@ -138,8 +139,10 @@ while [[ $# -gt 0 ]]; do
       check_param "${1}" "${1}" "${2}" "must" "must" "must" "false" && shift 2 || shift ;;
     -i|--icon)
       check_param "${1}" "${1}" "${2}" "must" "must" "must" "false" && shift 2 || shift ;;
-    -p|--panel)
-      check_param "${1}" "${1}" "${2}" "must" "optional" "optional" "false" && shift 2 || shift ;;
+    -p|--panel-opacity)
+      check_param "${1}" "${1}" "${2}" "optional" "optional" "optional" && shift 2 || shift ;;
+    -P|--panel-size)
+      check_param "${1}" "${1}" "${2}" "optional" "optional" "optional" && shift 2 || shift ;;
     -o|--opacity)
       check_param "${1}" "${1}" "${2}" "must" "must" "must" "false" && shift 2 || shift ;;
     -c|--color)