Fix email preamble font-size

templates/email/_footer.html

 {% load staticfiles %}
 
-<a href="https://scipost.org"><img src="//scipost.org{% static 'scipost/images/logo_scipost_with_bgd_small.png' %}" width="64px"></a>
+<a href="https://scipost.org"><img src="//scipost.org/static/scipost/images/logo_scipost_with_bgd_small.png" width="64px"></a>
 <br/>
 <div style="background-color: #f0f0f0; color: #002B49; align-items: center;">
     <div style="display: inline-block; padding: 8px;">

templates/email/new_activation_link_html.html

-<h3>Dear {{contributor.get_title_display}} {{contributor.user.last_name}},</h3>
+<p>Dear {{contributor.get_title_display}} {{contributor.user.last_name}},</p>
 
 <p>
     Your request for a new email activation link for registration to the SciPost publication portal has been received. You now need to visit this link within the next 48 hours:

templates/email/referee_in_response_to_decision_html.html

-<h3>Dear {{invitation.referee.get_title_display}} {{invitation.referee.user.last_name}},</h3>
+<p>Dear {{invitation.referee.get_title_display}} {{invitation.referee.user.last_name}},</p>
 
 <p>
     We hereby confirm your choice to {% if invitation.accepted %}accept{% else %}decline (due to reason: {{invitation.get_refusal_reason_display}}){% endif %} to referee Submission
 </p>
 <p>
-    "<span style="color: grey;">{{invitation.submission.title}} by {{invitation.submission.author_list}}</span>".
+    "{{invitation.submission.title}} by {{invitation.submission.author_list}}".
 </p>
 
 <p>

templates/email/referee_response_to_EIC_html.html

-<h3>Dear {{invitation.submission.editor_in_charge.get_title_display}} {{invitation.submission.editor_in_charge.user.last_name}},</h3>
+<p>Dear {{invitation.submission.editor_in_charge.get_title_display}} {{invitation.submission.editor_in_charge.user.last_name}},</p>
 
 <p>
     Referee {{invitation.referee.get_title_display}} {{invitation.referee.user.last_name}} has {% if invitation.accepted %}accepted{% else %}declined (due to reason: {{invitation.get_refusal_reason_display}}){% endif %} to referee Submission
 </p>
 <p>
-    "<span style="color: grey;">{{invitation.submission.title}} by {{invitation.submission.author_list}}</span>".
+    "{{invitation.submission.title}} by {{invitation.submission.author_list}}".
 </p>
 
 {% if not invitation.accepted %}

templates/email/registration_request_received_html.html

-<h3>Dear {{contributor.get_title_display}} {{contributor.user.last_name}},</h3>
+<p>Dear {{contributor.get_title_display}} {{contributor.user.last_name}},</p>
 
 <p>
     Your request for registration to the SciPost publication portal has been received. You now need to validate your email by visiting this link within the next 48 hours:

templates/email/report_delivered_eic_html.html

-<h3>Dear {{report.submission.editor_in_charge.get_title_display}} {{report.submission.editor_in_charge.user.last_name}},</h3>
+<p>Dear {{report.submission.editor_in_charge.get_title_display}} {{report.submission.editor_in_charge.user.last_name}},</p>
 
 <p>
-    Referee {{report.author.get_title_display}} {{report.author.user.last_name}} has delivered a Report for Submission "<span style="color: grey;">{{report.submission.title}} by {{report.submission.author_list}}</span>".
+    Referee {{report.author.get_title_display}} {{report.author.user.last_name}} has delivered a Report for Submission "{{report.submission.title}} by {{report.submission.author_list}}".
 </p>
 <p>
     Please vet this Report via your <a href="{{request.get_host}}{% url 'scipost:personal_page' %}">personal page</a> under the Editorial Actions tab.

templates/email/submission_cycle_reinvite_referee_html.html

-<h3>Dear {{invitation.get_title_display}} {{invitation.last_name}},</h3>
+<p>Dear {{invitation.get_title_display}} {{invitation.last_name}},</p>
 
 <p>
     The authors of submission

templates/email/submission_eic_reappointment_html.html

-<h3>Dear {{submission.editor_in_charge.get_title_display}} {{submission.editor_in_charge.user.last_name}},</h3>
+<p>Dear {{submission.editor_in_charge.get_title_display}} {{submission.editor_in_charge.user.last_name}},</p>
 
 <p>
-    The authors of the SciPost Submission "<span style="color: grey;">{{submission.title}} by {{submission.author_list}}</span>" have resubmitted their manuscript.
+    The authors of the SciPost Submission "{{submission.title}} by {{submission.author_list}}" have resubmitted their manuscript.
 </p>
 <p>
     As Editor-in-charge, you can take your editorial actions from the submission\'s <a href="{{request.get_host}}{% url 'submissions:editorial_page' submission.arxiv_identifier_w_vn_nr %}">editorial page</a>.