diff --git a/Linux_kernel_diagram.dot b/Linux_kernel_diagram.dot
index 632d98e..95b3a25 100644
--- a/Linux_kernel_diagram.dot
+++ b/Linux_kernel_diagram.dot
@@ -3,17 +3,20 @@ digraph matrix {
 		nodesep=0.1,
 		overlap=true,
 		ranksep=0.1,
-		splines=false
+		splines=false,
 	];
 	node [fixedsize=false,
-		height=0.5,
+		fontname=Ubuntu
+		fontsize=24,
+		height=1,
 		shape=box,
 		style="filled,setlinewidth(3)",
-		width=1.1
+		width=2.2
 	];
 	edge [arrowhead=none,
 		arrowsize=0.5,
 		style=invis,
+		labelfontname="Ubuntu",
 		weight=10
 	];
 	{
@@ -27,10 +30,10 @@ digraph matrix {
 		system		 [color="#e27dd6ff",
 			fillcolor=white,
 			fixedsize=true,
-			height=0.3,
+			height=0.6,
 			row=func,
 			tooltip=TODO,
-			width=1];
+			width=2];
 		system -> system_		 [arrowhead="",
 			color="#e27dd6ff",
 			row=func,
@@ -49,16 +52,16 @@ digraph matrix {
 		DM		 [color="#e27dd6ff",
 			fillcolor="#91b5c9",
 			fixedsize=true,
-			fontsize=10,
-			height=0.4,
+			fontsize=20,
+			height=0.8,
 			label="Device\nModel",
 			shape=octagon,
-			width=1];
+			width=2];
 		sysfs -> DM		 [color="#e27dd6ff",
 			style="filled,setlinewidth(3)"];
 		log_sys		 [color="#e27dd6ff",
 			fillcolor="#6a9ab1",
-			fontsize=10,
+			fontsize=20,
 			label="system run,\nmodules,\ngeneric\nHW access "];
 		DM -> log_sys		 [color="#e27dd6ff",
 			style="filled,setlinewidth(3)"];
@@ -70,7 +73,7 @@ digraph matrix {
 		H2		 [color="#e27dd6ff",
 			fillcolor="#777777",
 			fontcolor=white,
-			fontsize=10,
+			fontsize=20,
 			label="busess:\nPCI, USB ...",
 			row=chip];
 		bus_drv -> H2		 [color="#e27dd6ff",
@@ -88,9 +91,9 @@ digraph matrix {
 		networking		 [color="#61c2c5",
 			fillcolor=white,
 			fixedsize=true,
-			height=0.3,
+			height=0.6,
 			row=func,
-			width=1];
+			width=2];
 		networking -> networking_		 [arrowhead="",
 			color="#61c2c5",
 			row=func,
@@ -113,14 +116,14 @@ digraph matrix {
 			style="filled,setlinewidth(3)"];
 		netif		 [color="#61c2c5",
 			fillcolor="#71809b",
-			fontsize=10,
+			fontsize=20,
 			label="network\ninterfaces\nand drivers"];
 		log_prot -> netif		 [color="#61c2c5",
 			style="filled,setlinewidth(3)"];
 		net_hw		 [color="#61c2c5",
 			fillcolor="#777777",
 			fontcolor=white,
-			fontsize=10,
+			fontsize=20,
 			label="network:\nEthernet, WiFi ...",
 			row=chip];
 		netif -> net_hw		 [color="#61c2c5",
@@ -128,10 +131,10 @@ digraph matrix {
 		NFS		 [color="#8383cc",
 			fillcolor="#91b5c9",
 			fixedsize=true,
-			height=0.4,
+			height=0.8,
 			label=NFS,
 			shape=octagon,
-			width=0.6];
+			width=1.2];
 		NFS -> log_prot		 [color="#61c2c5",
 			style="filled,setlinewidth(3)",
 			weight=0];
@@ -149,9 +152,9 @@ digraph matrix {
 		storage		 [color="#8383cc",
 			fillcolor=white,
 			fixedsize=true,
-			height=0.3,
+			height=0.6,
 			row=func,
-			width=1];
+			width=2];
 		storage -> storage_		 [arrowhead="",
 			color="#8383cc",
 			row=func,
@@ -172,35 +175,35 @@ digraph matrix {
 			weight=0];
 		logFS		 [color="#8383cc",
 			fillcolor="#6a9ab1",
-			fontsize=10,
+			fontsize=20,
 			label="logical\nfilesystems:\next3, xfs ..."];
 		VFS -> logFS		 [color="#8383cc",
 			style="filled,setlinewidth(3)"];
 		PC		 [color="#51bf5b",
 			fillcolor="#91b5c9",
 			fixedsize=true,
-			fontsize=10,
-			height=0.4,
+			fontsize=20,
+			height=0.8,
 			label="page\ncache",
 			shape=octagon,
-			width=0.6];
+			width=1.2];
 		VFS -> PC		 [color="#8383cc",
 			style="filled,setlinewidth(3)",
 			weight=0];
 		mmap		 [color="#51bf5b",
 			fillcolor="#91b5c9",
 			fixedsize=true,
-			fontsize=10,
-			height=0.4,
+			fontsize=20,
+			height=0.8,
 			label="memory\nmapping",
 			shape=octagon,
-			width=1];
+			width=2];
 		VFS -> mmap		 [color="#8383cc",
 			style="filled,setlinewidth(3)",
 			weight=0];
 		block		 [color="#8383cc",
 			fillcolor="#71809b",
-			fontsize=10,
+			fontsize=20,
 			label="Block\ndevices\nand drivers"];
 		logFS -> block		 [color="#8383cc",
 			style="filled,setlinewidth(3)"];
@@ -213,7 +216,7 @@ digraph matrix {
 		H4		 [color="#8383cc",
 			fillcolor="#777777",
 			fontcolor=white,
-			fontsize=10,
+			fontsize=20,
 			label="storage devices:\nSCSI, NVMe ...",
 			row=chip];
 		block -> H4		 [color="#8383cc",
@@ -222,8 +225,9 @@ digraph matrix {
 			fillcolor="#91b5c9",
 			fixedsize=true,
 			label=Swap,
+			height=0.8,
 			shape=octagon,
-			width=0.6];
+			width=1.2];
 		SW -> block		 [color="#8383cc",
 			style="filled,setlinewidth(3)",
 			weight=0];
@@ -242,9 +246,9 @@ digraph matrix {
 		processing		 [color="#c46747",
 			fillcolor=white,
 			fixedsize=true,
-			height=0.3,
+			height=0.6,
 			row=func,
-			width=1];
+			width=2];
 		processing -> processing_		 [arrowhead="",
 			color="#c46747",
 			row=func,
@@ -262,7 +266,7 @@ digraph matrix {
 		sync		 [color="#c46747",
 			fillcolor="#91b5c9",
 			fixedsize=true,
-			fontsize=10,
+			fontsize=20,
 			label=synchronization,
 			shape=octagon];
 		Tasks -> sync		 [color="#c46747",
@@ -274,14 +278,14 @@ digraph matrix {
 			style="filled,setlinewidth(3)"];
 		IRQ		 [color="#c46747",
 			fillcolor="#71809b",
-			fontsize=10,
+			fontsize=20,
 			label="interrupts\ncore,\nCPU arch"];
 		sched -> IRQ		 [color="#c46747",
 			style="filled,setlinewidth(3)"];
 		CPU		 [color="#c46747",
 			fillcolor="#777777",
 			fontcolor=white,
-			fontsize=10,
+			fontsize=20,
 			row=chip];
 		IRQ -> CPU		 [color="#c46747",
 			style="filled,setlinewidth(3)"];
@@ -302,11 +306,11 @@ digraph matrix {
 		HI		 [color="#cfbf57ff",
 			fillcolor=white,
 			fixedsize=true,
-			fontsize=11,
-			height=0.3,
+			fontsize=20,
+			height=0.6,
 			label="human\ninterface",
 			row=func,
-			width=1];
+			width=2];
 		HI -> HI_		 [arrowhead="",
 			color="#cfbf57ff",
 			row=func,
@@ -329,14 +333,14 @@ digraph matrix {
 			style="filled,setlinewidth(3)"];
 		G7		 [color="#cfbf57ff",
 			fillcolor="#71809b",
-			fontsize=10,
+			fontsize=20,
 			label="HI\nperipherals\ndrivers"];
 		F7 -> G7		 [color="#cfbf57ff",
 			style="filled,setlinewidth(3)"];
 		H7		 [color="#cfbf57ff",
 			fillcolor="#777777",
 			fontcolor=white,
-			fontsize=10,
+			fontsize=20,
 			label="display, keyboard,\nmouse, audio",
 			row=chip];
 		G7 -> H7		 [color="#cfbf57ff",
@@ -355,9 +359,9 @@ digraph matrix {
 		memory		 [color="#51bf5b",
 			fillcolor=white,
 			fixedsize=true,
-			height=0.3,
+			height=0.6,
 			row=func,
-			width=1];
+			width=2];
 		storage -> memory		 [weight=1];
 		processing;
 		HI;
@@ -372,10 +376,10 @@ digraph matrix {
 		functions		 [color=gray,
 			fillcolor=gray,
 			fixedsize=true,
-			height=0.3,
+			height=0.6,
 			row=func,
 			style=dashed,
-			width=0.8];
+			width=1.6];
 		functions -> functions_		 [arrowhead="",
 			color=gray,
 			style="",
@@ -522,7 +526,7 @@ digraph matrix {
 		H5		 [color="#51bf5b",
 			fillcolor="#777777",
 			fontcolor=white,
-			fontsize=10,
+			fontsize=20,
 			label="MMU, RAM",
 			row=chip];
 	}
@@ -614,7 +618,7 @@ digraph matrix {
 	layers -> usr	 [arrowhead="",
 		color=gray,
 		style="filled,setlinewidth(1)"];
-	LKD	 [fontsize=20,
+	LKD	 [fontsize=40,
 		label="Linux kernel diagram",
 		shape=plain,
 		style=""];