diff --git a/.zs/posthook b/.zs/posthook
index cc501db..c90ddc6 100755
--- a/.zs/posthook
+++ b/.zs/posthook
@@ -1,16 +1,24 @@
 #!/bin/sh
 
-set -e
+set -ex
 
 CSS="simple style"
 JS="live"
 
 for css in $CSS; do
-  [ -f "$ZS_OUTDIR/css/$css.css" ] && minify -o "$ZS_OUTDIR/css/$css.min.css" "$ZS_OUTDIR/css/$css.css"
-  [ -f "$ZS_OUTDIR/css/$css.css" ]&& rm "$ZS_OUTDIR/css/$css.css"
+  if [ -f "$ZS_OUTDIR/css/$css.css" ]; then
+    minify -o "$ZS_OUTDIR/css/$css.min.css" "$ZS_OUTDIR/css/$css.css"
+  fi
+  if [ -f "$ZS_OUTDIR/css/$css.css" ]; then
+    rm "$ZS_OUTDIR/css/$css.css"
+  fi
 done
 
 for js in $JS; do
-  [ -f "$ZS_OUTDIR/js/$js.js" ] && minify -o "$ZS_OUTDIR/js/$js.min.js" "$ZS_OUTDIR/js/$js.js"
-  [ -f "$ZS_OUTDIR/js/$js.js" ] && rm "$ZS_OUTDIR/js/$js.js"
+  if [ -f "$ZS_OUTDIR/js/$js.js" ]; then
+    minify -o "$ZS_OUTDIR/js/$js.min.js" "$ZS_OUTDIR/js/$js.js"
+  fi
+  if [ -f "$ZS_OUTDIR/js/$js.js" ]; then
+    rm "$ZS_OUTDIR/js/$js.js"
+  fi
 done
diff --git a/css/style.css b/css/style.css
index ff205c7..43de5cd 100644
--- a/css/style.css
+++ b/css/style.css
@@ -20,4 +20,4 @@ a.anchor {
 /* Fences */
 .blue { background-color: steelblue; padding: 5px; }
 #insideme { color: yellow; }
-.red { background-color: red; }
+.red { background-color: red; }
\ No newline at end of file