[IMP] theme_anelusia: update the theme

This commit updates the theme to improve the design with new colors, new
pictures and new snippet customizations.

task-2573284

Part-of: odoo/design-themes#500

theme_anelusia/views/snippets/s_showcase.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+
+<template id="s_showcase" inherit_id="website.s_showcase">
+    <!-- Section -->
+    <xpath expr="//section" position="attributes">
+        <attribute name="class" add="pt120 pb120" remove="pt48 pb48" separator=" "/>
+        <attribute name="data-oe-shape-data">{"shape":"web_editor/Floats/05","flip":[]}</attribute>
+    </xpath>
+    <!-- Shape -->
+    <xpath expr="//div[hasclass('container')]" position="before">
+        <div class="o_we_shape o_web_editor_Floats_05"/>
+    </xpath>
+</template>
+
+</odoo>