diff --git a/src/styl/tags/debugger/debugger-modal.styl b/src/styl/tags/debugger/debugger-modal.styl
index 8dde7c284..d77d8d8dd 100644
--- a/src/styl/tags/debugger/debugger-modal.styl
+++ b/src/styl/tags/debugger/debugger-modal.styl
@@ -12,6 +12,13 @@
 debugger-modal
     width 45rem
     padding 2rem 2rem 1rem
+    left 50% !important
+    top 50% !important
+    transform translate(-50%, -50%)
+    max-width 90vw
+    max-height 90vh
+    border-radius 3px
+    border 1px solid
     .toright span
         cursor pointer
         &:hover