diff --git a/build.sh b/build.sh
index 015e97f..2356d8f 100755
--- a/build.sh
+++ b/build.sh
@@ -20,9 +20,8 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
-touch ./index.html
-
-echo "<!DOCTYPE html>
+write_header(){
+  echo "<!DOCTYPE html>
 <html lang=\"en\">
 
 <head>
@@ -32,15 +31,41 @@ echo "<!DOCTYPE html>
 </head>
 
 <body>
-  <h1>Wallpapers for gruvbox</h1>" > ./index.html
+  <h1>Wallpapers for gruvbox</h1>" > $1
+}
+
+write_section_header(){
+
+  echo "<h2 id=s"$1">" >> "$3"
+  echo "$2" | tr a-z A-Z  >> "$3"
+  echo "</h2>" >> "$3"
+}
+
+write_img(){
+  echo "  <a target=\"_blank\" href=\"$1\">
+<img loading=\"lazy\" src=\"$1\" alt="$1" width=\"200\"></a>" >> "$2"
+}
+
+
+write_footer(){
+      echo "<p> Contributions <a href=\"https://github.com/AngelJumbo/gruvbox-wallpapers\">here</a>.</p>
+<p> This images are from random sites or contributions so I don't have a way to know who are their original artist.</p>
+<p> I want to keep this site as simple as possible, but if you are the creator of any of these images and you want acknowledgment I will happily add a section with your name. Just open an issue <a href=\"https://github.com/AngelJumbo/gruvbox-wallpapers/issues\">here</a>.</p>
+<p> The same goes, if you want me to remove your art.</p>
+</body>
+</html>" >> "$1"
+
+}
+
+touch ./index.html
+
+write_header ./index.html
 
 color=1
 for subdir in ./wallpapers/*
 do
 
-  echo "<h2 id=s"$color">" >> ./index.html
-  echo "${subdir##*/}" | tr a-z A-Z  >> ./index.html
-  echo "</h2>" >> ./index.html
+  write_section_header $color "${subdir##*/}" ./index.html
   
   echo "<div id=c>" >> ./index.html
   
@@ -48,49 +73,33 @@ do
   for wallpaper in ${subdir}/*
   do
     if [ "$count" -lt 9 ]; then #limit the amount of images per section in index
-      echo "  <a target=\"_blank\" href=\"$wallpaper\">
-      <img loading=\"lazy\" src=\"$wallpaper\" alt="$wallpaper" width=\"200\"></a>" >> ./index.html
+      write_img $wallpaper ./index.html
       count=$((count+1))
     else #if the limit is exceeded then create a new html with all the images of the section
       # TODO: make this part cleaner, this is really ugly!!.
       subhtml="${subdir##*/}.html"
       nimgs=$(ls "${subdir}" | wc -l)
+
       echo "  <a target=\"_blank\" class = \"showmore\" href=\"${subhtml}\">
       <div class = \"showmore\">show all ${nimgs} ${subdir##*/} wallpapers </div></a>" >> ./index.html
+      
       touch "${subhtml}"
       
-      echo "<!DOCTYPE html>
-<html lang=\"en\">
-
-<head>
-  <meta charset=\"utf-8\">
-  <link rel=\"stylesheet\" type=\"text/css\" href=\"style.css\">
-  <title>Gruvbox wallpapers</title>
-</head>
-
-<body>
-  <h1>Wallpapers for gruvbox</h1>" > "${subhtml}"
+      write_header $subhtml
       
-      echo "<h2 id=s"$color">" >> "${subhtml}"
-      echo "${subdir##*/}" | tr a-z A-Z  >> "${subhtml}"
-      echo "</h2>" >> "${subhtml}"
-  
+      write_section_header $color "${subdir##*/}" $subhtml
+
+
       echo "<div id=c>" >> "${subhtml}"
 
       for wallpaper2 in ${subdir}/*
       do
-        echo "  <a target=\"_blank\" href=\"$wallpaper2\">
-      <img loading=\"lazy\" src=\"$wallpaper2\" alt="$wallpaper2" width=\"200\"></a>" >> "${subhtml}"
+        write_img $wallpaper2 $subhtml
       done
 
       echo "</div>" >> "${subhtml}"
 
-      echo "<p> Contributions <a href=\"https://github.com/AngelJumbo/gruvbox-wallpapers\">here</a>.</p>
-<p> This images are from random sites or contributions so I don't have a way to know who are their original artist.</p>
-<p> I want to keep this site as simple as possible, but if you are the creator of any of these images and you want acknowledgment I will happily add a section with your name. Just open an issue <a href=\"https://github.com/AngelJumbo/gruvbox-wallpapers/issues\">here</a>.</p>
-<p> The same goes, if you want me to remove your art.</p>
-</body>
-</html>" >> "${subhtml}"
+      write_footer $subhtml
       break
     fi
     
@@ -104,9 +113,4 @@ do
   fi
 done
 
-echo "<p> Contributions <a href=\"https://github.com/AngelJumbo/gruvbox-wallpapers\">here</a>.</p>
-<p> This images are from random sites or contributions so I don't have a way to know who are their original artist.</p>
-<p> I want to keep this site as simple as possible, but if you are the creator of any of these images and you want acknowledgment I will happily add a section with your name. Just open an issue <a href=\"https://github.com/AngelJumbo/gruvbox-wallpapers/issues\">here</a>.</p>
-<p> The same goes, if you want me to remove your art.</p>
-</body>
-</html>" >> ./index.html
+write_footer ./index.html
