design-themes/theme_real_estate/views/snippets/s_banner.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>

<template id="s_banner" inherit_id="website.s_banner">
    <!-- Section -->
    <xpath expr="//section" position="attributes">
        <attribute name="class" add="o_cc o_cc3 parallax s_parallax_is_fixed" remove="pt96 pb96" separator=" "/>
        <attribute name="data-oe-shape-data">{"shape":"web_editor/Origins/18","flip":["x"]}</attribute>
        <attribute name="data-scroll-background-ratio">1</attribute>
    </xpath>
    <xpath expr="//div[hasclass('container')]" position="before">
        <span class="s_parallax_bg oe_img_bg" style="background-image: url('/web/image/website.s_banner_default_image'); background-position: 50% 0;"/>
        <div class="o_we_bg_filter bg-black-50"/>
        <div class="o_we_shape o_web_editor_Origins_18" style="background-image: url('/web_editor/shape/web_editor/Origins/18.svg?c1=o-color-2&amp;flip=x'); background-position: 50% 50%;"/>
    </xpath>

    <!-- Row - remove grid mode -->
    <xpath expr="//div[hasclass('row')]" position="attributes">
        <attribute name="class" remove="o_grid_mode" separator=" "/>
    </xpath>
    
    <!-- Remove grid images -->
    <xpath expr="//div[hasclass('o_grid_item_image')]" position="replace"/>
    <xpath expr="//div[hasclass('o_grid_item_image')]" position="replace"/>
    <xpath expr="//div[hasclass('o_grid_item_image')]" position="replace"/>

    <!-- Remove hr -->
    <xpath expr="//div[hasclass('s_hr')]" position="replace"/>

    <!-- Jumbotron -->
    <xpath expr="//div[hasclass('col-lg-5')]" position="attributes">
        <attribute name="class" add="col-lg-7 h-100 pt160 pb160" remove="o_grid_item g-height-4 g-col-lg-5 col-lg-5" separator=" "/>
        <attribute name="style"/>
    </xpath>

    <!-- Title -->
    <xpath expr="//h1" position="attributes">
        <attribute name="class" remove="display-1" separator=" "/>
    </xpath>
    <xpath expr="//h1" position="replace" mode="inner">
        <b>Real Estate Agency.<br/>Near You.</b>
    </xpath>

    <!-- Paragraph -->
    <xpath expr="//p" position="replace">
        <p class="lead">Now you can find more than 5,000+ property choices with our professional agents!<br/></p>
    </xpath>

    <!-- Button -->
    <xpath expr="//div[hasclass('col-lg-7')]//p[2]" position="attributes">
        <attribute name="class" add="mb-0" separator=" "/>
    </xpath>
    <xpath expr="//a[@t-att-href='cta_btn_href']" position="replace" mode="inner">
        See properties
    </xpath>
</template>

</odoo>