diff --git a/lv_obj/lv_style.c b/lv_obj/lv_style.c
index 89d38c53b..2c867e517 100644
--- a/lv_obj/lv_style.c
+++ b/lv_obj/lv_style.c
@@ -162,7 +162,7 @@ void lv_style_init (void)
     lv_style_btn_rel.body.padding.ver = LV_DPI / 6;
     lv_style_btn_rel.body.padding.inner = LV_DPI / 10;
     lv_style_btn_rel.body.border.color = LV_COLOR_MAKE(0x0b, 0x19, 0x28);
-    lv_style_btn_rel.body.border.width = 1;//LV_DPI / 50 >= 1 ? LV_DPI / 50  : 1;
+    lv_style_btn_rel.body.border.width = LV_DPI / 50 >= 1 ? LV_DPI / 50  : 1;
     lv_style_btn_rel.body.border.opa = LV_OPA_70;
     lv_style_btn_rel.text.color = LV_COLOR_MAKE(0xff, 0xff, 0xff);
     lv_style_btn_rel.body.shadow.color = LV_COLOR_GRAY;
diff --git a/lvgl.mk b/lvgl.mk
index 4eac5a2d5..648779bdd 100644
--- a/lvgl.mk
+++ b/lvgl.mk
@@ -1,105 +1,105 @@
-CFILES += \
-$(LVGL_PATH)/lv_draw/lv_draw_vbasic.c \
-$(LVGL_PATH)/lv_draw/lv_draw.c \
-$(LVGL_PATH)/lv_draw/lv_draw_rbasic.c \
-$(LVGL_PATH)/lv_misc/lv_font.c \
-$(LVGL_PATH)/lv_misc/lv_circ.c \
-$(LVGL_PATH)/lv_misc/lv_area.c \
-$(LVGL_PATH)/lv_misc/lv_task.c \
-$(LVGL_PATH)/lv_misc/lv_fs.c \
-$(LVGL_PATH)/lv_misc/lv_anim.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_80.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_30_latin_ext_a.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_20_feedback.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_10_cyrillic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_60_latin_ext_a.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_80_sup.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_30_latin_ext_b.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_80_cyrillic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_60_cyrillic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_30_file.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_40_file.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_30_basic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_10_feedback.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_60_file.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_30_sup.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_40_cyrillic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_40_latin_ext_a.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_30_feedback.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_20_latin_ext_a.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_60_latin_ext_b.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_80_file.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_60_feedback.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_40_feedback.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_20_cyrillic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_60_sup.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_10_sup.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_20_sup.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_10_basic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_30_cyrillic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_60_basic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_80_latin_ext_a.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_60.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_40_sup.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_80_feedback.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_20.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_20_latin_ext_b.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_10.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_20_file.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_40.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_30.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_20_basic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_40_basic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_40_latin_ext_b.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_80_basic.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_10_latin_ext_b.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/symbol_10_file.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_80_latin_ext_b.c \
-$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_10_latin_ext_a.c \
-$(LVGL_PATH)/lv_misc/lv_mem.c \
-$(LVGL_PATH)/lv_misc/lv_templ.c \
-$(LVGL_PATH)/lv_misc/lv_ll.c \
-$(LVGL_PATH)/lv_misc/lv_color.c \
-$(LVGL_PATH)/lv_misc/lv_txt.c \
-$(LVGL_PATH)/lv_misc/lv_ufs.c \
-$(LVGL_PATH)/lv_misc/lv_trigo.c \
-$(LVGL_PATH)/lv_objx/lv_roller.c \
-$(LVGL_PATH)/lv_objx/lv_ddlist.c \
-$(LVGL_PATH)/lv_objx/lv_page.c \
-$(LVGL_PATH)/lv_objx/lv_list.c \
-$(LVGL_PATH)/lv_objx/lv_ta.c \
-$(LVGL_PATH)/lv_objx/lv_tabview.c \
-$(LVGL_PATH)/lv_objx/lv_btn.c \
-$(LVGL_PATH)/lv_objx/lv_kb.c \
-$(LVGL_PATH)/lv_objx/lv_bar.c \
-$(LVGL_PATH)/lv_objx/lv_lmeter.c \
-$(LVGL_PATH)/lv_objx/lv_cb.c \
-$(LVGL_PATH)/lv_objx/lv_slider.c \
-$(LVGL_PATH)/lv_objx/lv_win.c \
-$(LVGL_PATH)/lv_objx/lv_label.c \
-$(LVGL_PATH)/lv_objx/lv_line.c \
-$(LVGL_PATH)/lv_objx/lv_mbox.c \
-$(LVGL_PATH)/lv_objx/lv_sw.c \
-$(LVGL_PATH)/lv_objx/lv_led.c \
-$(LVGL_PATH)/lv_objx/lv_chart.c \
-$(LVGL_PATH)/lv_objx/lv_img.c \
-$(LVGL_PATH)/lv_objx/lv_gauge.c \
-$(LVGL_PATH)/lv_objx/lv_objx_templ.c \
-$(LVGL_PATH)/lv_objx/lv_btnm.c \
-$(LVGL_PATH)/lv_objx/lv_cont.c \
-$(LVGL_PATH)/lv_hal/lv_hal_indev.c \
-$(LVGL_PATH)/lv_hal/lv_hal_tick.c \
-$(LVGL_PATH)/lv_hal/lv_hal_disp.c \
-$(LVGL_PATH)/lv_themes/lv_theme_alien.c \
-$(LVGL_PATH)/lv_themes/lv_theme_templ.c \
-$(LVGL_PATH)/lv_themes/lv_theme.c \
-$(LVGL_PATH)/lv_themes/lv_theme_night.c \
-$(LVGL_PATH)/lv_themes/lv_theme_default.c \
-$(LVGL_PATH)/lv_obj/lv_group.c \
-$(LVGL_PATH)/lv_obj/lv_vdb.c \
-$(LVGL_PATH)/lv_obj/lv_obj.c \
-$(LVGL_PATH)/lv_obj/lv_style.c \
-$(LVGL_PATH)/lv_obj/lv_indev.c \
-$(LVGL_PATH)/lv_obj/lv_refr.c 
+OBJFILES += \
+$(LVGL_PATH)/lv_draw/lv_draw_vbasic.o \
+$(LVGL_PATH)/lv_draw/lv_draw.o \
+$(LVGL_PATH)/lv_draw/lv_draw_rbasic.o \
+$(LVGL_PATH)/lv_misc/lv_font.o \
+$(LVGL_PATH)/lv_misc/lv_circ.o \
+$(LVGL_PATH)/lv_misc/lv_area.o \
+$(LVGL_PATH)/lv_misc/lv_task.o \
+$(LVGL_PATH)/lv_misc/lv_fs.o \
+$(LVGL_PATH)/lv_misc/lv_anim.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_80.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_30_latin_ext_a.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_20_feedback.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_10_cyrillic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_60_latin_ext_a.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_80_sup.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_30_latin_ext_b.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_80_cyrillic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_60_cyrillic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_30_file.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_40_file.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_30_basic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_10_feedback.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_60_file.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_30_sup.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_40_cyrillic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_40_latin_ext_a.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_30_feedback.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_20_latin_ext_a.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_60_latin_ext_b.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_80_file.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_60_feedback.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_40_feedback.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_20_cyrillic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_60_sup.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_10_sup.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_20_sup.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_10_basic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_30_cyrillic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_60_basic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_80_latin_ext_a.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_60.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_40_sup.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_80_feedback.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_20.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_20_latin_ext_b.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_10.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_20_file.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_40.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_30.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_20_basic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_40_basic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_40_latin_ext_b.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_80_basic.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_10_latin_ext_b.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/symbol_10_file.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_80_latin_ext_b.o \
+$(LVGL_PATH)/lv_misc/lv_fonts/dejavu_10_latin_ext_a.o \
+$(LVGL_PATH)/lv_misc/lv_mem.o \
+$(LVGL_PATH)/lv_misc/lv_templ.o \
+$(LVGL_PATH)/lv_misc/lv_ll.o \
+$(LVGL_PATH)/lv_misc/lv_color.o \
+$(LVGL_PATH)/lv_misc/lv_txt.o \
+$(LVGL_PATH)/lv_misc/lv_ufs.o \
+$(LVGL_PATH)/lv_misc/lv_trigo.o \
+$(LVGL_PATH)/lv_objx/lv_roller.o \
+$(LVGL_PATH)/lv_objx/lv_ddlist.o \
+$(LVGL_PATH)/lv_objx/lv_page.o \
+$(LVGL_PATH)/lv_objx/lv_list.o \
+$(LVGL_PATH)/lv_objx/lv_ta.o \
+$(LVGL_PATH)/lv_objx/lv_tabview.o \
+$(LVGL_PATH)/lv_objx/lv_btn.o \
+$(LVGL_PATH)/lv_objx/lv_kb.o \
+$(LVGL_PATH)/lv_objx/lv_bar.o \
+$(LVGL_PATH)/lv_objx/lv_lmeter.o \
+$(LVGL_PATH)/lv_objx/lv_cb.o \
+$(LVGL_PATH)/lv_objx/lv_slider.o \
+$(LVGL_PATH)/lv_objx/lv_win.o \
+$(LVGL_PATH)/lv_objx/lv_label.o \
+$(LVGL_PATH)/lv_objx/lv_line.o \
+$(LVGL_PATH)/lv_objx/lv_mbox.o \
+$(LVGL_PATH)/lv_objx/lv_sw.o \
+$(LVGL_PATH)/lv_objx/lv_led.o \
+$(LVGL_PATH)/lv_objx/lv_chart.o \
+$(LVGL_PATH)/lv_objx/lv_img.o \
+$(LVGL_PATH)/lv_objx/lv_gauge.o \
+$(LVGL_PATH)/lv_objx/lv_objx_templ.o \
+$(LVGL_PATH)/lv_objx/lv_btnm.o \
+$(LVGL_PATH)/lv_objx/lv_cont.o \
+$(LVGL_PATH)/lv_hal/lv_hal_indev.o \
+$(LVGL_PATH)/lv_hal/lv_hal_tick.o \
+$(LVGL_PATH)/lv_hal/lv_hal_disp.o \
+$(LVGL_PATH)/lv_themes/lv_theme_alien.o \
+$(LVGL_PATH)/lv_themes/lv_theme_templ.o \
+$(LVGL_PATH)/lv_themes/lv_theme.o \
+$(LVGL_PATH)/lv_themes/lv_theme_night.o \
+$(LVGL_PATH)/lv_themes/lv_theme_default.o \
+$(LVGL_PATH)/lv_obj/lv_group.o \
+$(LVGL_PATH)/lv_obj/lv_vdb.o \
+$(LVGL_PATH)/lv_obj/lv_obj.o \
+$(LVGL_PATH)/lv_obj/lv_style.o \
+$(LVGL_PATH)/lv_obj/lv_indev.o \
+$(LVGL_PATH)/lv_obj/lv_refr.o