diff --git a/Zframework/color.lua b/Zframework/color.lua
index 6c0dca7a..67fac04c 100644
--- a/Zframework/color.lua
+++ b/Zframework/color.lua
@@ -50,7 +50,7 @@ local COLOR={
 	dMagenta=	{0.6,	0.0,	0.6},
 	dWine=		{0.6,	0.0,	0.3},
 
-	black=		{0.0,	0.0,	0.0},
+	black=		{.05,	.05,	.05},
 	dGray=		{0.3,	0.3,	0.3},
 	gray=		{0.6,	0.6,	0.6},
 	lGray=		{0.8,	0.8,	0.8},
diff --git a/Zframework/init.lua b/Zframework/init.lua
index 28ffd7eb..2e9c4b57 100644
--- a/Zframework/init.lua
+++ b/Zframework/init.lua
@@ -97,12 +97,12 @@ local function updatePowerInfo()
 			gc.rectangle('fill',76,6,pow*.22,14)
 			if pow<100 then
 				setFont(15)
-				gc_setColor(0,0,0)
+				gc.setColor(COLOR.D)
 				gc_print(pow,77,1)
 				gc_print(pow,77,3)
 				gc_print(pow,79,1)
 				gc_print(pow,79,3)
-				gc_setColor(1,1,1)
+				gc_setColor(COLOR.Z)
 				gc_print(pow,78,2)
 			end
 		end
@@ -657,11 +657,11 @@ function love.run()
 							gc_line(x,0,x,SCR.h)
 							gc_line(0,y,SCR.w,y)
 							local t=int(mx+.5)..","..int(my+.5)
-							gc_setColor(0,0,0)
+							gc.setColor(COLOR.D)
 							gc_print(t,x+1,y)
 							gc_print(t,x+1,y-1)
 							gc_print(t,x+2,y-1)
-							gc_setColor(1,1,1)
+							gc_setColor(COLOR.Z)
 							gc_print(t,x+2,y)
 
 						gc_replaceTransform(SCR.xOy_dr)
diff --git a/Zframework/scene.lua b/Zframework/scene.lua
index accaa620..bc8cb4ef 100644
--- a/Zframework/scene.lua
+++ b/Zframework/scene.lua
@@ -10,7 +10,7 @@ local SCN={
 	stat={
 		tar=false,	--Swapping target
 		style=false,--Swapping style
-		mid=false,	--Loading point
+		changeTime=false,	--Loading point
 		time=false,	--Full swap time
 		draw=false,	--Swap draw  func
 	},
@@ -50,7 +50,7 @@ end
 function SCN.swapUpdate()
 	local S=SCN.stat
 	S.time=S.time-1
-	if S.time==S.mid then
+	if S.time==S.changeTime then
 		SCN.init(S.tar,SCN.cur)
 		collectgarbage()
 		--Scene swapped this moment
@@ -103,36 +103,36 @@ function SCN.pop()
 end
 
 local swap={
-	none={1,0,function()end},--swapTime, changeTime, drawFunction
-	flash={8,1,function()gc.clear(1,1,1)end},
-	fade={30,15,function(t)
+	none={duration=1,changeTime=0,draw=function()end},--swapTime, changeTime, drawFunction
+	flash={duration=8,changeTime=1,draw=function()gc.clear(1,1,1)end},
+	fade={duration=30,changeTime=15,draw=function(t)
 		t=t>15 and 2-t/15 or t/15
 		gc.setColor(0,0,0,t)
 		gc.rectangle('fill',0,0,SCR.w,SCR.h)
 	end},
-	fade_togame={120,20,function(t)
+	fade_togame={duration=120,changeTime=20,draw=function(t)
 		t=t>20 and(120-t)/100 or t/20
 		gc.setColor(0,0,0,t)
 		gc.rectangle('fill',0,0,SCR.w,SCR.h)
 	end},
-	slowFade={180,90,function(t)
+	slowFade={duration=180,changeTime=90,draw=function(t)
 		t=t>90 and 2-t/90 or t/90
 		gc.setColor(0,0,0,t)
 		gc.rectangle('fill',0,0,SCR.w,SCR.h)
 	end},
-	swipeL={30,15,function(t)
+	swipeL={duration=30,changeTime=15,draw=function(t)
 		t=t/30
 		gc.setColor(.1,.1,.1,1-abs(t-.5))
 		t=t*t*(3-2*t)*2-1
 		gc.rectangle('fill',t*SCR.w,0,SCR.w,SCR.h)
 	end},
-	swipeR={30,15,function(t)
+	swipeR={duration=30,changeTime=15,draw=function(t)
 		t=t/30
 		gc.setColor(.1,.1,.1,1-abs(t-.5))
 		t=t*t*(2*t-3)*2+1
 		gc.rectangle('fill',t*SCR.w,0,SCR.w,SCR.h)
 	end},
-	swipeD={30,15,function(t)
+	swipeD={duration=30,changeTime=15,draw=function(t)
 		t=t/30
 		gc.setColor(.1,.1,.1,1-abs(t-.5))
 		t=t*t*(2*t-3)*2+1
@@ -146,8 +146,9 @@ function SCN.swapTo(tar,style)--Parallel scene swapping, cannot back
 			SCN.swapping=true
 			local S=SCN.stat
 			S.tar,S.style=tar,style
-			local s=swap[style]
-			S.time,S.mid,S.draw=s[1],s[2],s[3]
+			S.time=swap[style].duration
+			S.changeTime=swap[style].changeTime
+			S.draw=swap[style].draw
 		end
 	else
 		MES.new('warn',"No Scene: "..tar)
diff --git a/parts/scenes/about.lua b/parts/scenes/about.lua
index b9b76261..a7d3df65 100644
--- a/parts/scenes/about.lua
+++ b/parts/scenes/about.lua
@@ -11,7 +11,7 @@ end
 function scene.draw()
 	--Texts
 	setFont(20)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	for i=1,#text.aboutTexts do
 		gc.printf(text.aboutTexts[i],150,35*i+50,1000,'center')
 	end
diff --git a/parts/scenes/app_15p.lua b/parts/scenes/app_15p.lua
index 899fb4c7..a69a41fa 100644
--- a/parts/scenes/app_15p.lua
+++ b/parts/scenes/app_15p.lua
@@ -265,7 +265,7 @@ local backColor={
 }
 function scene.draw()
 	setFont(40)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.print(("%.3f"):format(time),1026,80)
 	gc.setColor(1,.8,.8)
 	gc.print(move,1026,130)
@@ -303,7 +303,7 @@ function scene.draw()
 					gc.setColor(.1,.1,.1)
 					mStr(N,j*160+240,i*160-96)
 					mStr(N,j*160+242,i*160-98)
-					gc.setColor(1,1,1)
+					gc.setColor(COLOR.Z)
 					mStr(N,j*160+243,i*160-95)
 				end
 			end
diff --git a/parts/scenes/app_AtoZ.lua b/parts/scenes/app_AtoZ.lua
index 104fa53e..64976e8b 100644
--- a/parts/scenes/app_AtoZ.lua
+++ b/parts/scenes/app_AtoZ.lua
@@ -84,7 +84,7 @@ end
 
 function scene.draw()
 	setFont(40)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.print(("%.3f"):format(time),1026,80)
 	gc.print(mistake,1026,150)
 
@@ -103,7 +103,7 @@ function scene.draw()
 	setFont(100)
 	mStr(state==1 and #targetString-progress+1 or state==0 and"Ready"or state==2 and"Win",640,200)
 
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.print(targetString:sub(progress,progress),120,280,0,2)
 	gc.print(targetString:sub(progress+1),310,380)
 
diff --git a/parts/scenes/app_UTTT.lua b/parts/scenes/app_UTTT.lua
index 9aaa125e..2e29037f 100644
--- a/parts/scenes/app_UTTT.lua
+++ b/parts/scenes/app_UTTT.lua
@@ -132,7 +132,7 @@ function scene.draw()
 			elseif score[X]==1 then
 				gc.setColor(0,0,.5)
 			else
-				gc.setColor(0,0,0)
+				gc.setColor(COLOR.D)
 			end
 			gc.rectangle('fill',(X-1)%3*30,int((X-1)/3)*30,30,30)
 		end
@@ -186,7 +186,7 @@ function scene.draw()
 		--Draw current round mark
 		gc.setColor(.8,.8,.8,.8)
 		gc.rectangle('fill',80,80,160,160)
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		gc.setLineWidth(6)
 		gc.rectangle('line',80,80,160,160)
 
diff --git a/parts/scenes/app_calc.lua b/parts/scenes/app_calc.lua
index 4f351226..4fa7afba 100644
--- a/parts/scenes/app_calc.lua
+++ b/parts/scenes/app_calc.lua
@@ -81,8 +81,8 @@ function scene.keyDown(key)
 end
 
 function scene.draw()
-	gc.setColor(1,1,1)
-	gc.setLineWidth(4)
+	gc.setColor(COLOR.Z)
+	gc.setLineWidth(2)
 	gc.rectangle('line',100,80,650,150)
 	setFont(45)
 	if reg then gc.printf(reg,0,100,720,'right')end
diff --git a/parts/scenes/app_cannon.lua b/parts/scenes/app_cannon.lua
index 7dc17bdd..383a5249 100644
--- a/parts/scenes/app_cannon.lua
+++ b/parts/scenes/app_cannon.lua
@@ -91,7 +91,7 @@ function scene.draw()
 	gc.rectangle('fill',85,0,190,720)
 
 	--Power & Angle
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	if state~=2 then
 		gc.setLineWidth(2)
 		gc.rectangle('fill',x-80,y+20,pow*1.6,16)
diff --git a/parts/scenes/app_cubefield.lua b/parts/scenes/app_cubefield.lua
index eba75a83..49da841e 100644
--- a/parts/scenes/app_cubefield.lua
+++ b/parts/scenes/app_cubefield.lua
@@ -214,7 +214,7 @@ function scene.draw()
 
 	--Draw player
 	if play and inv%8<4 then
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		gc.rectangle('fill',620,670,40,40)
 	end
 
@@ -239,7 +239,7 @@ function scene.draw()
 	end
 
 	--Draw Horizon/Direction
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.line(-942,-440,942,-440)
 
 	--Draw cubes
@@ -254,7 +254,7 @@ function scene.draw()
 				gc.setColor(color)
 				gc.rectangle('fill',x,y-485,size,size)
 				gc.setLineWidth(size*.05)
-				gc.setColor(1,1,1)
+				gc.setColor(COLOR.Z)
 				gc.rectangle('line',x,y-485,size,size)
 			end
 		end
@@ -278,7 +278,7 @@ function scene.draw()
 			end
 		end
 	else
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		gc.rectangle('fill',-20,-20+ct,40,40)
 
 		gc.setColor(1,1,1,(1-ct/60)*.1)
diff --git a/parts/scenes/app_dropper.lua b/parts/scenes/app_dropper.lua
index bb71b088..90fe6dfe 100644
--- a/parts/scenes/app_dropper.lua
+++ b/parts/scenes/app_dropper.lua
@@ -194,7 +194,7 @@ function scene.draw()
 		mStr("High Score - "..highScore,640,370)
 		mStr("High Floor - "..highFloor,640,450)
 
-		gc.setColor(0,0,0)
+		gc.setColor(COLOR.D)
 		setFont(35)
 		mStr(MOBILE and"Touch to Start"or"Press space to Start",640,570)
 		setFont(20)
@@ -203,7 +203,7 @@ function scene.draw()
 	end
 	if state~='menu'then
 		--High floor
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		gc.setLineWidth(2)
 		local y=690+camY-30*highFloor
 		gc.line(0,y,1280,y)
@@ -216,15 +216,15 @@ function scene.draw()
 		gc.print(floor+1,move.x+move.l+15,move.y-18)
 		gc.print(floor,base.x+base.l+15,base.y-18)
 
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		mStr(message,640,0)
-		gc.setColor(0,0,0)
+		gc.setColor(COLOR.D)
 		mStr(message,643,2)
 
 		setFont(70)
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		gc.print(score,60,40)
-		gc.setColor(0,0,0)
+		gc.setColor(COLOR.D)
 		gc.print(score,64,43)
 
 		gc.setColor(color1)gc.rectangle('fill',move.x,move.y,move.l,30)
diff --git a/parts/scenes/app_dtw.lua b/parts/scenes/app_dtw.lua
index cf1fad6a..2a5173fd 100644
--- a/parts/scenes/app_dtw.lua
+++ b/parts/scenes/app_dtw.lua
@@ -201,7 +201,7 @@ end
 
 function scene.draw()
 	--Draw mode
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	setFont(50)
 	mStr(modeName[mode],155,380)
 
@@ -213,7 +213,7 @@ function scene.draw()
 		setFont(45)
 		gc.setColor(1,.6,.6)
 		mStr(("%.2f"):format(maxSpeed/60),155,460)
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		mStr(("%.2f"):format(speed/60),155,520)
 
 		--Progress time list
@@ -224,7 +224,7 @@ function scene.draw()
 		end
 
 		--Draw time
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		setFont(45)
 		gc.print(("%.3f"):format(time),1030,70)
 	end
@@ -245,7 +245,7 @@ function scene.draw()
 	gc.pop()
 
 	--Draw track line
-	gc.setColor(0,0,0)
+	gc.setColor(COLOR.D)
 	gc.setLineWidth(2)
 	for x=1,5 do
 		x=130+170*x
diff --git a/parts/scenes/app_pong.lua b/parts/scenes/app_pong.lua
index 4bd83fc9..4b1a2348 100644
--- a/parts/scenes/app_pong.lua
+++ b/parts/scenes/app_pong.lua
@@ -153,7 +153,7 @@ function scene.draw()
 	mStr(p2.score,810,20)
 
 	--Draw boundary
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.setLineWidth(6)
 	gc.line(130,20,1160,20)
 	gc.line(130,700,1160,700)
diff --git a/parts/scenes/app_schulteG.lua b/parts/scenes/app_schulteG.lua
index 4eb97824..d4f42084 100644
--- a/parts/scenes/app_schulteG.lua
+++ b/parts/scenes/app_schulteG.lua
@@ -121,7 +121,7 @@ end
 
 function scene.draw()
 	setFont(40)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.print(("%.3f"):format(time),1026,80)
 	gc.print(mistake,1026,150)
 
@@ -153,14 +153,14 @@ function scene.draw()
 			if not(state==1 and disappear and N<=progress)then
 				gc.setColor(.4,.5,.6)
 				gc.rectangle('fill',320+(j-1)*width,(i-1)*width+40,width,width)
-				gc.setColor(1,1,1)
+				gc.setColor(COLOR.Z)
 				gc.rectangle('line',320+(j-1)*width,(i-1)*width+40,width,width)
 				if not mono then
 					local x,y=320+(j-.5)*width,40+(i-.5)*width-f*.67
 					gc.setColor(.1,.1,.1)
 					mStr(N,x-3,y-1)
 					mStr(N,x-1,y-3)
-					gc.setColor(1,1,1)
+					gc.setColor(COLOR.Z)
 					mStr(N,x,y)
 				end
 			end
diff --git a/parts/scenes/app_tap.lua b/parts/scenes/app_tap.lua
index dee13b4e..b5705ac6 100644
--- a/parts/scenes/app_tap.lua
+++ b/parts/scenes/app_tap.lua
@@ -43,7 +43,7 @@ function scene.draw()
 	setFont(70)gc.setColor(1,.6,.6)
 	mStr(("%.2f"):format(maxSpeed),640,20)
 
-	setFont(100)gc.setColor(1,1,1)
+	setFont(100)gc.setColor(COLOR.Z)
 	mStr(("%.2f"):format(speed),640,150)
 
 	setFont(35)
@@ -64,7 +64,7 @@ function scene.draw()
 		gc.setColor(max(speed/maxSpeed*10-9,0),1-max(speed/maxSpeed*8-7,0),1-max(speed/maxSpeed*4-3,0))
 	end
 	gc.rectangle('fill',960,360,30,-320*max(speed/maxSpeed*4-3,0))
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.rectangle('line',960,360,30,-320)
 end
 
diff --git a/parts/scenes/customGame.lua b/parts/scenes/customGame.lua
index 5f984776..d853f600 100644
--- a/parts/scenes/customGame.lua
+++ b/parts/scenes/customGame.lua
@@ -179,7 +179,7 @@ function scene.draw()
 		gc.print("#"..#BAG,615,220)
 	end
 
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.print(CUSTOMENV.sequence,610,250)
 
 	--Confirm reset
diff --git a/parts/scenes/custom_field.lua b/parts/scenes/custom_field.lua
index c22e642f..3ce5fde8 100644
--- a/parts/scenes/custom_field.lua
+++ b/parts/scenes/custom_field.lua
@@ -270,7 +270,7 @@ function scene.draw()
 	for y=0,19 do gc.line(0,30*y,300,30*y)end
 
 	--Draw field
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.setLineWidth(3)
 	gc.rectangle('line',-2,-2,304,604)
 	gc.setLineWidth(2)
@@ -345,7 +345,7 @@ function scene.draw()
 
 	--Draw page
 	setFont(55)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	mStr(page,100,530)
 	mStr(#FIELD,100,600)
 	gc.rectangle('fill',50,600,100,6)
@@ -364,7 +364,7 @@ function scene.draw()
 			gc.setColor(minoColor[pens[1]])
 			gc.rectangle('fill',5,5,23,30)
 		elseif pens[1]==-1 then
-			gc.setColor(1,1,1)
+			gc.setColor(COLOR.Z)
 			gc.line(5,5,28,35)
 			gc.line(28,5,5,35)
 		elseif pens[1]==-2 then
@@ -385,7 +385,7 @@ function scene.draw()
 			gc.setColor(minoColor[pens[2]])
 			gc.rectangle('fill',52,5,23,30)
 		elseif pens[2]==-1 then
-			gc.setColor(1,1,1)
+			gc.setColor(COLOR.Z)
 			gc.setLineWidth(3)
 			gc.line(52,5,75,35)
 			gc.line(75,5,52,35)
@@ -407,7 +407,7 @@ function scene.draw()
 			gc.setColor(minoColor[pens[3]])
 			gc.rectangle('fill',35,2,10,21)
 		elseif pens[3]==-1 then
-			gc.setColor(1,1,1)
+			gc.setColor(COLOR.Z)
 			gc.setLineWidth(2)
 			gc.line(35,2,45,23)
 			gc.line(45,2,35,23)
diff --git a/parts/scenes/custom_mission.lua b/parts/scenes/custom_mission.lua
index bfc0aad2..c8902a6b 100644
--- a/parts/scenes/custom_mission.lua
+++ b/parts/scenes/custom_mission.lua
@@ -123,7 +123,7 @@ end
 function scene.draw()
 	--Draw frame
 	gc.setLineWidth(4)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.rectangle('line',60,110,1160,170)
 
 	--Draw inputing target
@@ -145,7 +145,7 @@ function scene.draw()
 		else
 			if count>1 then
 				setFont(25)
-				gc.setColor(1,1,1)
+				gc.setColor(COLOR.Z)
 				gc.print("×",x-10,y-14)
 				gc.print(count,x+5,y-13)
 				x=x+(count<10 and 33 or 45)
diff --git a/parts/scenes/custom_sequence.lua b/parts/scenes/custom_sequence.lua
index c9c72afd..593cde00 100644
--- a/parts/scenes/custom_sequence.lua
+++ b/parts/scenes/custom_sequence.lua
@@ -130,7 +130,7 @@ end
 
 function scene.draw()
 	--Draw frame
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.setLineWidth(4)
 	gc.rectangle('line',100,110,1080,260)
 
@@ -149,7 +149,7 @@ function scene.draw()
 			count=count+1
 		else
 			if count>1 then
-				gc.setColor(1,1,1)
+				gc.setColor(COLOR.Z)
 				gc.print("×",x-5,y-14)
 				gc.print(count,x+10,y-13)
 				x=x+(count<10 and 33 or 45)
@@ -178,7 +178,7 @@ function scene.draw()
 
 	--Draw lenth
 	setFont(40)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.print(#L,120,310)
 
 	--Draw cursor
diff --git a/parts/scenes/dict.lua b/parts/scenes/dict.lua
index fa6862c7..3346b371 100644
--- a/parts/scenes/dict.lua
+++ b/parts/scenes/dict.lua
@@ -138,17 +138,14 @@ end
 
 function scene.draw()
 	local list=getList()
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	local t=list[selected][4]
-	if #t>900 then
-		setFont(15)
-	elseif #t>600 then
-		setFont(20)
-	elseif #t>400 then
-		setFont(25)
-	else
-		setFont(30)
-	end
+	setFont(
+		#t>900 and 15 or
+		#t>600 and 20 or
+		#t>400 and 25 or
+		30
+	)
 	gc.printf(t,306,180,950)
 
 	setFont(30)
@@ -160,7 +157,7 @@ function scene.draw()
 		local y=142+35*i
 		i=i+scrollPos
 		local item=list[i]
-		gc.setColor(0,0,0)
+		gc.setColor(COLOR.D)
 		gc.print(item[1],29,y-1)
 		gc.print(item[1],29,y+1)
 		gc.print(item[1],31,y-1)
@@ -170,7 +167,7 @@ function scene.draw()
 	end
 
 	gc.setLineWidth(4)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.rectangle('line',300,180,958,526)
 	gc.rectangle('line',20,180,280,526)
 
diff --git a/parts/scenes/error.lua b/parts/scenes/error.lua
index acb65594..8984929f 100644
--- a/parts/scenes/error.lua
+++ b/parts/scenes/error.lua
@@ -23,11 +23,12 @@ function scene.draw()
 	gc.clear(BGcolor)
 	gc.setColor(1,1,1)
 	gc.draw(errorShot,100,345,nil,512/errorShot:getWidth(),288/errorShot:getHeight())
+	gc.setColor(COLOR.Z)
 	setFont(100)gc.print(":(",100,0,0,1.2)
 	setFont(40)gc.printf(errorText,100,160,SCR.w0-100)
 	setFont(20)
-	gc.print(stateInfo,100,640)
 
+	gc.print(stateInfo,100,640)
 	gc.printf(errorInfo[1],626,326,1260-626)
 	gc.print("TRACEBACK",626,390)
 	for i=4,#errorInfo do
@@ -36,8 +37,8 @@ function scene.draw()
 end
 
 scene.widgetList={
-	WIDGET.newKey{name="console",x=940,y=640,w=170,h=80,font=40,code=goScene'app_console'},
-	WIDGET.newKey{name="quit",x=1140,y=640,w=170,h=80,font=40,code=backScene},
+	WIDGET.newKey{name="console",x=940,y=640,w=170,h=80,font=35,code=goScene'app_console'},
+	WIDGET.newKey{name="quit",x=1140,y=640,w=170,h=80,font=35,code=backScene},
 }
 
 return scene
\ No newline at end of file
diff --git a/parts/scenes/load.lua b/parts/scenes/load.lua
index 1b32328b..adf72330 100644
--- a/parts/scenes/load.lua
+++ b/parts/scenes/load.lua
@@ -212,7 +212,7 @@ function scene.draw()
 	gc.setColor(logoColor2[1],logoColor2[2],logoColor2[3],progress/maxProgress)for dx=-2,2,2 do for dy=-2,2,2 do mDraw(studioLogo,640+dx,400+dy)end end
 	gc.setColor(.2,.2,.2,progress/maxProgress)mDraw(studioLogo,640,400)
 
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	setFont(30)
 	mStr(text.loadText[loading],640,530)
 end
diff --git a/parts/scenes/main.lua b/parts/scenes/main.lua
index 99080b25..7fc91078 100644
--- a/parts/scenes/main.lua
+++ b/parts/scenes/main.lua
@@ -154,6 +154,7 @@ function scene.draw()
 	mDraw(TEXTURE.title_color,640,60,nil,.43)
 
 	--Tip
+	gc.setColor(COLOR.Z)
 	gc.push('transform')
 		gc.translate(260,650)
 		gc.setLineWidth(2)
@@ -176,7 +177,7 @@ function scene.draw()
 
 	--Connecting mark
 	if NET.getlock('access_and_login')then
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		gc.setLineWidth(10)
 		local t=TIME()*6.26%6.2832
 		gc.arc('line','open',scene.widgetList[3].x+865,450,40,t,t+4.26)
diff --git a/parts/scenes/mod.lua b/parts/scenes/mod.lua
index ce70fef0..bda31998 100644
--- a/parts/scenes/mod.lua
+++ b/parts/scenes/mod.lua
@@ -123,7 +123,7 @@ function scene.draw()
 
 			gc.setColor(color)
 			gc.circle('line',0,0,rad,side)
-			gc.setColor(1,1,1)
+			gc.setColor(COLOR.Z)
 			mStr(M.id,0,-28)
 			if M.sel>0 and M.list then
 				setFont(25)
@@ -139,7 +139,7 @@ function scene.draw()
 		gc.pop()
 	end
 
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	if selected then
 		setFont(30)
 		gc.printf(text.modInfo[selected.name],70,540,950)
diff --git a/parts/scenes/music.lua b/parts/scenes/music.lua
index d36e63b9..31719c4e 100644
--- a/parts/scenes/music.lua
+++ b/parts/scenes/music.lua
@@ -60,7 +60,7 @@ function scene.keyDown(key,isRep)
 end
 
 function scene.draw()
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 
 	setFont(50)
 	gc.print(bgmList[selected],320,355)
@@ -90,7 +90,7 @@ function scene.draw()
 		gc.setColor(1,1,1,.4)
 		gc.setLineWidth(4)
 		gc.line(500,600,900,600)
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		gc.circle('fill',500+400*BGM.playing:tell()/BGM.playing:getDuration(),600,6)
 	end
 end
diff --git a/parts/scenes/net_league.lua b/parts/scenes/net_league.lua
index 5c2ef79d..dc4f0f15 100644
--- a/parts/scenes/net_league.lua
+++ b/parts/scenes/net_league.lua
@@ -8,7 +8,7 @@ function scene.sceneInit()
 end
 
 function scene.draw()
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	setFont(100)
 	mStr("Tech League",640,120)
 	drawSelfProfile()
diff --git a/parts/scenes/net_rooms.lua b/parts/scenes/net_rooms.lua
index 60428e69..1474aba8 100644
--- a/parts/scenes/net_rooms.lua
+++ b/parts/scenes/net_rooms.lua
@@ -103,7 +103,7 @@ function scene.draw()
 
 	--Joining mark
 	if NET.getlock('enterRoom')then
-		gc.setColor(1,1,1)
+		gc.setColor(COLOR.Z)
 		gc.setLineWidth(15)
 		local t=TIME()*6.26%6.2832
 		gc.arc('line','open',640,360,80,t,t+4.26)
diff --git a/parts/scenes/setting_control.lua b/parts/scenes/setting_control.lua
index 88337113..c0d9a831 100644
--- a/parts/scenes/setting_control.lua
+++ b/parts/scenes/setting_control.lua
@@ -62,11 +62,12 @@ function scene.draw()
 	for x=40,360,40 do
 		gc.line(x,-10,x,90)
 	end
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.line(0,-10,0,90)
 	gc.line(400,-10,400,90)
 
 	--O mino animation
+	gc.setColor(1,1,1)
 	local O=SKIN.lib[SETTING.skinSet][SETTING.skin[6]]
 	gc.draw(O,40*pos,0,nil,40/30)
 	gc.draw(O,40*pos,40,nil,40/30)
diff --git a/parts/scenes/setting_key.lua b/parts/scenes/setting_key.lua
index 9ced9b75..268eb63f 100644
--- a/parts/scenes/setting_key.lua
+++ b/parts/scenes/setting_key.lua
@@ -82,7 +82,7 @@ end
 
 function scene.draw()
 	setFont(15)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 
 	for i=0,20 do
 		for j=1,#keyList[i]do
diff --git a/parts/scenes/setting_touch.lua b/parts/scenes/setting_touch.lua
index 666475fa..8ef2370a 100644
--- a/parts/scenes/setting_touch.lua
+++ b/parts/scenes/setting_touch.lua
@@ -83,7 +83,7 @@ function scene.touchMove(_,_,dx,dy)
 end
 
 function scene.draw()
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.setLineWidth(3)
 	gc.rectangle('line',490,65,300,610)
 	VK.preview(selected)
diff --git a/parts/scenes/staff.lua b/parts/scenes/staff.lua
index c04aad5b..97adb349 100644
--- a/parts/scenes/staff.lua
+++ b/parts/scenes/staff.lua
@@ -85,7 +85,7 @@ function scene.draw()
 	end
 
 	gc.replaceTransform(SCR.xOy)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	local T=40*math.min(time,45)
 	local L=text.staff
 	setFont(40)
diff --git a/parts/texture.lua b/parts/texture.lua
index 24c82ab4..4b30b226 100644
--- a/parts/texture.lua
+++ b/parts/texture.lua
@@ -72,10 +72,10 @@ for i=1,8 do
 	gc.translate(12*i,i==1 and 8 or 14)
 
 	gc.setLineWidth(16)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.polygon('line',title[i])
 
-	gc.setColor(0,0,0)
+	gc.setColor(.2,.2,.2)
 	for j=1,#titleTriangles[i]do
 		gc.polygon('fill',titleTriangles[i][j])
 	end
@@ -88,16 +88,16 @@ for i=1,8 do
 	gc.translate(12*i,i==1 and 8 or 14)
 
 	gc.setLineWidth(16)
-	gc.setColor(1,1,1)
+	gc.setColor(COLOR.Z)
 	gc.polygon('line',title[i])
 
 	gc.setLineWidth(4)
-	gc.setColor(0,0,0)
+	gc.setColor(COLOR.D)
 	for j=1,#titleTriangles[i]do
 		gc.polygon('fill',titleTriangles[i][j])
 	end
 
-	gc.setColor(titleColor[i])
+	gc.setColor(.2+.8*titleColor[i][1],.2+.8*titleColor[i][2],.2+.8*titleColor[i][3],.7)
 	gc.translate(-4,-4)
 	for j=1,#titleTriangles[i]do
 		gc.polygon('fill',titleTriangles[i][j])