diff --git a/custom.css b/custom.css
new file mode 100644
index 0000000..040d234
--- /dev/null
+++ b/custom.css
@@ -0,0 +1,47 @@
+<style>
+div.cell { /* Tunes the space between cells */
+margin-top:1em;
+margin-bottom:1em;
+}
+
+div.text_cell_render h1 { /* Main titles bigger */
+font-size: 24pt;
+line-height:1.4em;
+#text-align:center;
+}
+
+div.text_cell_render h2 { /*  Parts names nearer from text */
+font-size: 20pt;
+margin-bottom: -0.4em;
+}
+
+div.text_cell_render h3 { /*  Parts names nearer from text */
+font-size: 16pt;
+margin-bottom: -0.4em;
+}
+
+
+div.text_cell_render h4 { /*  Parts names nearer from text */
+font-size: 20pt;
+margin-bottom: -0.4em;
+}
+
+div.task {
+    background-color: #faebd7;
+    border-style: solid;
+    border-color: orange;
+    border-radius : 5pt; 
+    padding-left: 5pt
+    }
+
+div.text_cell_render { /* Customize text cells */
+font-family: '';
+font-size:14pt;
+line-height:1.4em;
+padding-left:3em;
+padding-right:3em;
+}
+
+div.text_cell_render figcaption {
+font-size:12pt;
+}