app/views/devise/sessions/new.html.erb
<div class="row" style="margin-top: 5%">
<div class="col s12 m6 offset-m3">
<div class="card">
<div style="padding: 0 2em; padding-top: 1em">
<%= image_tag 'logos/both-small.webp', class: 'hide-on-small-only', style: 'width: 100%' %>
<%= image_tag 'logos/book-small.webp', class: 'hide-on-med-and-up', style: 'width: 100%' %>
</div>
<div class="card-content">
<%= render 'devise/sessions/form' %>
</div>
</div>
</div>
</div>