diff --git a/example.html b/example.html
index 5859479..351d7eb 100644
--- a/example.html
+++ b/example.html
@@ -11,10 +11,29 @@
         <div class="header">
             Hello yaru!
         </div>
-        <h1>Hello yaru!</h1>
-        <h2>Hello yaru!</h2>
-        <h3>Hello yaru!</h3>
-        <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
-        <button>Test</button>
+        <div class="box">
+            <div class="sidebar">
+                <button class="sb_button">lorem ipsum</button>
+                <button class="sb_button">dolor sit amet</button>
+            </div>
+            <div class="box-content-1">
+                <div class="box-v">
+                    <div class="box-content-1">
+                        <h1>Hello yaru!</h1>
+                        <h2>Hello yaru!</h2>
+                        <h3>Hello yaru!</h3>
+                        <p>yaru.css is a css library attempting to recreate the Ubuntu Yaru style in a web format. it also works as it's own implementation of something like bootstrap with built in GTK style elements like Boxes and Popovers. This is a simple test page showing the different elements.</p>
+                        <button>Test</button>
+                    </div>
+                    <div class="box-content-1">
+                        <h1>Hello again yaru!</h1>
+                        <h2>Hello again yaru!</h2>
+                        <h3>Hello again yaru!</h3>
+                        <p>You may have noticed this is a different item. yaru.css has the "box-v" div class for stacking different "box-content-1"s ontop of eachother, as long as the box-v is wrapped inside a box-content-1 of it's own. If you do not want this centering, just use two individual "box-content-1" classes.</p>
+                        <button>Test again</button>
+                    </div>
+                </div>               
+            </div>
+        </div>
     </body>
 </html>
\ No newline at end of file
diff --git a/exampledark.html b/exampledark.html
index 03e2251..2d6690e 100644
--- a/exampledark.html
+++ b/exampledark.html
@@ -11,10 +11,29 @@
         <div class="header">
             Hello yaru!
         </div>
-        <h1>Hello yaru!</h1>
-        <h2>Hello yaru!</h2>
-        <h3>Hello yaru!</h3>
-        <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
-        <button>Test</button>
+        <div class="box">
+            <div class="sidebar">
+                <button class="sb_button">lorem ipsum</button>
+                <button class="sb_button">dolor sit amet</button>
+            </div>
+            <div class="box-content-1">
+                <div class="box-v">
+                    <div class="box-content-1">
+                        <h1>Hello yaru!</h1>
+                        <h2>Hello yaru!</h2>
+                        <h3>Hello yaru!</h3>
+                        <p>yaru.css is a css library attempting to recreate the Ubuntu Yaru style in a web format. it also works as it's own implementation of something like bootstrap with built in GTK style elements like Boxes and Popovers. This is a simple test page showing the different elements.</p>
+                        <button>Test</button>
+                    </div>
+                    <div class="box-content-1">
+                        <h1>Hello again yaru!</h1>
+                        <h2>Hello again yaru!</h2>
+                        <h3>Hello again yaru!</h3>
+                        <p>You may have noticed this is a different item. yaru.css has the "box-v" div class for stacking different "box-content-1"s ontop of eachother, as long as the box-v is wrapped inside a box-content-1 of it's own. If you do not want this centering, just use two individual "box-content-1" classes.</p>
+                        <button>Test again</button>
+                    </div>
+                </div>               
+            </div>
+        </div>
     </body>
 </html>
\ No newline at end of file
diff --git a/scss/_colors.scss b/scss/_colors.scss
new file mode 100644
index 0000000..4585f2a
--- /dev/null
+++ b/scss/_colors.scss
@@ -0,0 +1,80 @@
+// When col def diffs for dark and light variant
+// it gets @if ed depending on $variant
+
+$variant: 'light';
+
+@import 'palette';
+
+$base_color: if($variant == 'light', #ffffff, lighten($jet, 6%));
+$text_color: if($variant == 'light', black, white);
+$bg_color: if($variant == 'light', #FAFAFA, lighten($jet, 8%));
+$fg_color: if($variant == 'light', $inkstone, $porcelain);
+
+$selected_fg_color: $accent_fg_color;
+$selected_bg_color: $accent_bg_color;
+$selected_borders_color: if($variant== 'light', darken($selected_bg_color, 15%), darken($selected_bg_color, 30%));
+$selected_text_bg_color: if($variant == 'light', transparentize($selected_bg_color, 0.7), transparentize($selected_bg_color, 0.2));
+$borders_color: if($variant == 'light', darken($bg_color, 18%), darken($bg_color, 10%));
+$alt_borders_color: if($variant == 'light', darken($bg_color, 24%), darken($bg_color, 18%));
+$borders_edge: if($variant == 'light', transparentize(white, 0.2), transparentize($fg_color, 0.93));
+$link_color: if($variant == 'light', darken($selected_bg_color, 10%), lighten($selected_bg_color, 20%));
+$link_visited_color: if($variant == 'light', darken($selected_bg_color, 20%), lighten($selected_bg_color, 10%));
+$top_hilight: $borders_edge;
+$dark_fill: mix($borders_color, $bg_color, 50%);
+$headerbar_bg_color: if($variant == 'light', lighten($bg_color, 5%), darken($bg_color, 3%));
+$menu_color: if($variant == 'light', $bg_color, lighten($jet, 2%));
+$menu_selected_color: if($variant =='light', darken($bg_color, 6%), lighten($bg_color, 6%)); // Yaru change: use lighter color in dark theme (mimic Libadwaita)
+
+$scrollbar_bg_color: if($variant == 'light', mix($bg_color, $fg_color, 80%), mix($base_color, $bg_color, 50%));
+$scrollbar_slider_color: mix($fg_color, $bg_color, 60%);
+$scrollbar_slider_hover_color: mix($fg_color, $bg_color, 80%);
+$scrollbar_slider_active_color: if($variant=='light', darken($selected_bg_color, 10%), lighten($selected_bg_color, 10%));
+
+$warning_color: $yellow;
+$error_color: $red;
+$success_color: lighten($green, 5%);
+$destructive_color: if($variant == 'light', $red, darken($red, 10%));
+
+$osd_fg_color: #eeeeec;
+$osd_text_color: white;
+$osd_bg_color: transparentize(lighten($jet, 2%),0.025);
+$osd_insensitive_bg_color: transparentize(mix($osd_fg_color, opacify($osd_bg_color, 1), 10%), 0.5);
+$osd_insensitive_fg_color: mix($osd_fg_color, opacify($osd_bg_color, 1), 50%);
+$osd_borders_color: transparentize(black, 0.3);
+
+$sidebar_bg_color: mix($bg_color, $base_color, 50%);
+
+$tooltip_borders_color: transparentize(white, 0.9);
+$shadow_color: transparentize(black, 0.9);
+
+$drop_target_color: $success_color;
+
+//insensitive state derived colors
+$insensitive_fg_color: mix($fg_color, $bg_color, 50%);
+$insensitive_bg_color: mix($bg_color, $base_color, 60%);
+$insensitive_borders_color: $borders_color;
+
+//colors for the backdrop state, derived from the main colors.
+$backdrop_base_color: if($variant == 'light', darken($base_color, 1%), lighten($base_color, 3%));
+$backdrop_text_color: if($variant == 'light', transparentize($text_color, 0.31), transparentize(white, 0.45));
+$backdrop_bg_color: if($variant == 'light', $bg_color, lighten($bg_color, 3%));
+$backdrop_fg_color: if($variant == 'light', mix($fg_color, $backdrop_bg_color, 80%), transparentize(white, 0.35));
+$backdrop_insensitive_color: if($variant == 'light', darken($backdrop_bg_color, 15%), lighten($backdrop_bg_color, 15%));
+$backdrop_selected_fg_color: if($variant == 'light', $backdrop_base_color, $backdrop_text_color);
+$backdrop_selected_bg_color: transparentize(desaturate($selected_bg_color,100%),0.5);
+$backdrop_borders_color: mix($borders_color, $bg_color, 80%);
+$backdrop_dark_fill: mix($backdrop_borders_color, $backdrop_bg_color, 35%);
+
+//special cased widget colors
+$suggested_bg_color: if($accent_bg_color == $orange, if($variant == 'light', lighten($green, 5%), darken($green, 5%)), $accent_bg_color);
+$suggested_border_color: if($variant=='light', darken($suggested_bg_color, 5%), darken($suggested_bg_color, 10%));
+$progress_bg_color: if($variant== 'light', lighten($accent_bg_color, 10%), lighten($accent_bg_color, 5%));
+$progress_border_color: $progress_bg_color;
+$checkradio_bg_color: if($variant=='light', lighten($accent_bg_color, 5%), $accent_bg_color);
+$checkradio_fg_color: $accent_fg_color;
+$checkradio_borders_color: if($variant == 'light', darken($checkradio_bg_color, 10%), darken($checkradio_bg_color, 40%));
+$switch_bg_color: $selected_bg_color;
+$switch_borders_color: if($variant == 'light', darken($checkradio_bg_color, 10%), darken($checkradio_bg_color,40%));
+$focus_border_color: transparentize(lighten($accent_bg_color, 14%), 0.3);
+$alt_focus_border_color: if($variant == 'light', transparentize(white, 0.2), transparentize(white,0.7));
+$dim_label_opacity: 0.55;
diff --git a/scss/yaru-dark.scss b/scss/yaru-dark.scss
index 8950d0b..a33d3a4 100644
--- a/scss/yaru-dark.scss
+++ b/scss/yaru-dark.scss
@@ -61,3 +61,63 @@ button:hover {
     border-radius: 6px;
 }
 
+.sidebar {
+    width: 200px;
+    height: 100%;
+    background-color: $sidebar_bg_color;
+    color: $text_color;
+    border-radius: 0 20px 20px 0;
+    padding: 20px;
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+}
+
+.sb_button {
+    min-height: 48px;
+    width: 185px;
+    padding-left: 8px;
+    padding-right: 8px;
+    border: 0px solid;
+    border-radius: 6px;
+    border-spacing: 6px;
+    transition: all 200ms ease-out;
+    background-color: $base_color;
+    color: $text_color;
+};
+
+.sb_button:hover {
+    min-height: 48px;
+    width: 185px;
+    padding-left: 8px;
+    padding-right: 8px;
+    border: 0px solid;
+    border-radius: 6px;
+    border-spacing: 6px;
+    transition: all 200ms ease-out;
+    background-color: $menu_selected_color;
+    color: $text_color;
+};
+
+.box {
+    display: flex;
+    height: 100vh;
+};
+
+.box-content-1 {
+    flex: 1;
+    padding: 20px;
+    background-color: $bg_color;
+    overflow-y: auto;
+}
+
+.box-v {
+    display: flex;
+    flex-direction: column;
+    gap: 15px;
+    align-items: flex-start;
+    padding: 20px;
+    background-color: $bg_color;
+    max-width: 400px;
+    margin: auto;
+}
diff --git a/scss/yaru-light.scss b/scss/yaru-light.scss
index cfb02ce..e58baad 100644
--- a/scss/yaru-light.scss
+++ b/scss/yaru-light.scss
@@ -1,5 +1,6 @@
 @import 'colors-light';
 @import 'font';
+@import 'palette';
 
 $variant: 'light';
 
@@ -61,3 +62,64 @@ button:hover {
     border-radius: 6px;
 }
 
+.sidebar {
+    width: 200px;
+    height: 100%;
+    background-color: $porcelain;
+    color: $text_color;
+    border-radius: 0 20px 20px 0;
+    padding: 20px;
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+}
+
+.sb_button {
+    min-height: 48px;
+    width: 185px;
+    padding-left: 8px;
+    padding-right: 8px;
+    border: 0px solid;
+    border-radius: 6px;
+    border-spacing: 6px;
+    transition: all 200ms ease-out;
+    background-color: $base_color;
+    color: $text_color;
+};
+
+.sb_button:hover {
+    min-height: 48px;
+    width: 185px;
+    padding-left: 8px;
+    padding-right: 8px;
+    border: 0px solid;
+    border-radius: 6px;
+    border-spacing: 6px;
+    transition: all 200ms ease-out;
+    background-color: $menu_selected_color;
+    color: $text_color;
+};
+
+.box {
+    display: flex;
+    height: 100vh;
+};
+
+.box-content-1 {
+    flex: 1;
+    padding: 20px;
+    background-color: $bg_color;
+    overflow-y: auto;
+}
+
+.box-v {
+    display: flex;
+    flex-direction: column;
+    gap: 15px;
+    align-items: flex-start;
+    padding: 20px;
+    background-color: $bg_color;
+    max-width: 400px;
+    margin: auto;
+}
+