diff --git a/BlueMapCLI/src/main/java/de/bluecolored/bluemap/cli/BlueMapCLI.java b/BlueMapCLI/src/main/java/de/bluecolored/bluemap/cli/BlueMapCLI.java
index 19924ff5..be3db45c 100644
--- a/BlueMapCLI/src/main/java/de/bluecolored/bluemap/cli/BlueMapCLI.java
+++ b/BlueMapCLI/src/main/java/de/bluecolored/bluemap/cli/BlueMapCLI.java
@@ -181,7 +181,7 @@ public void renderMaps() throws IOException {
 		
 				Collection<Vector2i> chunks;
 				if (!forceRender) {
-					long lastRender = webSettings.getLong(map.getId(), "last-render");
+					long lastRender = webSettings.getLong("maps", map.getId(), "last-render");
 					chunks = map.getWorld().getChunkList(lastRender);
 				} else {
 					chunks = map.getWorld().getChunkList();
@@ -264,7 +264,7 @@ public void renderMaps() throws IOException {
 		rmstate.delete();
 
 		for (MapType map : maps.values()) {
-			webSettings.set(startTime, map.getId(), "last-render");
+			webSettings.set(startTime, "maps", map.getId(), "last-render");
 		}
 		
 		try {
diff --git a/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/threejs/BufferAttribute.java b/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/threejs/BufferAttribute.java
index be07739e..6574db87 100644
--- a/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/threejs/BufferAttribute.java
+++ b/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/threejs/BufferAttribute.java
@@ -31,7 +31,6 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import com.flowpowered.math.GenericMath;
 import com.google.common.base.Preconditions;
 import com.google.gson.stream.JsonReader;
 import com.google.gson.stream.JsonWriter;
@@ -78,7 +77,7 @@ public void writeJson(JsonWriter json) throws IOException {
 		json.name("array").beginArray();
 		for (int i = 0; i < values.length; i++) {
 			// rounding and remove ".0" to save string space
-			double d = GenericMath.round(values[i], 4);
+			float d = Math.round(values[i] * 10000f) / 10000f;
 			if (d == (int) d) json.value((int) d);
 			else json.value(d);
 		}
diff --git a/BlueMapCore/src/main/webroot/style/ui/dropdown.scss b/BlueMapCore/src/main/webroot/style/ui/dropdown.scss
index e4583bae..2951b8cb 100644
--- a/BlueMapCore/src/main/webroot/style/ui/dropdown.scss
+++ b/BlueMapCore/src/main/webroot/style/ui/dropdown.scss
@@ -58,7 +58,7 @@
         width: 100%;
         overflow-x: hidden;
 
-        max-height: 300px;
+        max-height: 10rem;
         overflow-y: auto;
 
         z-index: 110;
diff --git a/BlueMapCore/src/main/webroot/style/ui/menu.scss b/BlueMapCore/src/main/webroot/style/ui/menu.scss
index 29070ba4..43e19836 100644
--- a/BlueMapCore/src/main/webroot/style/ui/menu.scss
+++ b/BlueMapCore/src/main/webroot/style/ui/menu.scss
@@ -1,8 +1,6 @@
 $menu-width: 375px;
 
 .bluemap-container .ui .menu {
-    position: relative;
-
     height: 100%;
     width: $menu-width;
     max-width: 100%;
@@ -57,7 +55,13 @@ $menu-width: 375px;
 
     > .close-button {
         z-index: 20;
-        left: 0;
+        right: calc(375px - 2.5rem);
+        top: 0.5rem;
+
+        @media (max-width: $menu-width) {
+            left: 0.5rem;
+            top: 0.5rem;
+        }
     }
 
     > .content {
@@ -66,7 +70,7 @@ $menu-width: 375px;
         top: 3rem;
 
         width: calc(375px - 1rem);
-        height: calc(100% - 3rem);
+        height: calc(100% - 4rem);
 
         padding: 0.5rem;