-<table style="font-size: 15px; margin: 15px 0px; background-color: #eee; width: 550px">
+<table style="font-size: 15px; margin: 15px 0px; background-color: #eee; width: 100%">
<tr>
- <td style="width: 50px; vertical-align: top; padding: 15px">
+ <td style="width: 50px; min-width: 50px; vertical-align: top; padding: 15px">
<%= link_to(
image_tag(
attachments["avatar.png"].url,
:target => "_blank"
) %>
</td>
- <td style="text-align: left; vertical-align: top; padding-right: 10px">
+ <td style="text-align: left; vertical-align: top; padding-right: 10px; width: 100%">
<%= body %>
</td>
</tr>