diff --git a/src/gui/editControls.cpp b/src/gui/editControls.cpp
index 412c3395..89f1ecab 100755
--- a/src/gui/editControls.cpp
+++ b/src/gui/editControls.cpp
@@ -49,23 +49,25 @@ void FurnaceGUI::drawMobileControls() {
     }
   }
   if (dragMobileEditButton) {
-    mobileEditButtonPos.x=((ImGui::GetMousePos().x/canvasW)-((mobileEditButtonSize.x*1.3)/2)/canvasW);
-    mobileEditButtonPos.y=((ImGui::GetMousePos().y/canvasH)-((mobileEditButtonSize.y*1.3)/2)/canvasH);
+    mobileEditButtonPos.x=((ImGui::GetMousePos().x/canvasW)-((portrait?0.16*canvasW:0.16*canvasH)/2)/canvasW);
+    mobileEditButtonPos.y=((ImGui::GetMousePos().y/canvasH)-((portrait?0.16*canvasW:0.16*canvasH)/2)/canvasH);
   }
   if (mobileEditButtonPos.x<0) mobileEditButtonPos.x=0;
   if (mobileEditButtonPos.x>1) mobileEditButtonPos.x=1;
   if (mobileEditButtonPos.y<0) mobileEditButtonPos.y=0;
   if (mobileEditButtonPos.y>1) mobileEditButtonPos.y=1;
   ImGui::SetNextWindowPos(ImVec2(mobileEditButtonPos.x*canvasW, mobileEditButtonPos.y*canvasH));
-  ImGui::SetNextWindowSize(ImVec2(mobileEditButtonSize.x*1.3, mobileEditButtonSize.y*1.3));
-  if (ImGui::Begin("Mobile Edit Button Menu",NULL,ImGuiWindowFlags_NoScrollbar|ImGuiWindowFlags_NoScrollWithMouse|ImGuiWindowFlags_NoBackground|ImGuiWindowFlags_NoDecoration|globalWinFlags)) {
+  ImGui::SetNextWindowSize(portrait?ImVec2(0.16*canvasW,0.16*canvasW):ImVec2(0.16*canvasH,0.16*canvasH));
+  if (ImGui::Begin("MobileEdit",NULL,ImGuiWindowFlags_NoScrollbar|ImGuiWindowFlags_NoScrollWithMouse|ImGuiWindowFlags_NoBackground|ImGuiWindowFlags_NoDecoration|globalWinFlags)) {
+    float avail=portrait?ImGui::GetContentRegionAvail().y:ImGui::GetContentRegionAvail().x;
+    mobileEditButtonSize=ImVec2(avail,avail);
     if (ImGui::Button("Edit", mobileEditButtonSize)) {
       //click
     }
     if (ImGui::IsItemActive()) {
       if (CHECK_BUTTON_LONG_HOLD) {
         //drag
-        if (!dragMobileEditButton) dragMobileEditButton = !dragMobileEditButton;
+        if (!dragMobileEditButton) dragMobileEditButton=!dragMobileEditButton;
       }
     }
   }
@@ -76,7 +78,6 @@ void FurnaceGUI::drawMobileControls() {
   if (ImGui::Begin("Mobile Controls",NULL,ImGuiWindowFlags_NoScrollbar|ImGuiWindowFlags_NoScrollWithMouse|globalWinFlags)) {
     float avail=portrait?ImGui::GetContentRegionAvail().y:ImGui::GetContentRegionAvail().x;
     ImVec2 buttonSize=ImVec2(avail,avail);
-    mobileEditButtonSize=buttonSize;
     const char* mobButtonName=ICON_FA_CHEVRON_RIGHT "##MobileMenu";
     if (portrait) mobButtonName=ICON_FA_CHEVRON_UP "##MobileMenu";
     if (mobileMenuOpen) {