- Customize html, Go to your index file and change the content of the banner.
<section class="section-banner d-flex align-items-center">
<div class="container">
<div class="row">
<div class="col-lg-7 mr-auto">
<div class="banner-content">
<span>November 12, at 10.00am </span>
<h1 class="mt-3 mb-5">The future <br>& Tech Expo</h1>
<a href="#" class="btn btn-hero btn-rounded">Discover more</a>
</div>
</div>
</div>
</div>
</section>
2. Customize image and banner height in css file in section as below.
.section-banner{
min-height:700px;
background: url("../images/banner/banner-2.jpg")no-repeat;
}