Index: gc_lang/fr/webext/content_scripts/panel_tf.css
==================================================================
--- gc_lang/fr/webext/content_scripts/panel_tf.css
+++ gc_lang/fr/webext/content_scripts/panel_tf.css
@@ -35,10 +35,11 @@
 .grammalecte_tf_indent {
     padding-left: 20px;
 }
 .grammalecte_tf_result {
     display: inline-block;
+    font-family: "Trebuchet MS", "Fira Sans", "Liberation Sans", sans-serif;
     font-size: 13px;
 }
 .grammalecte_tf_option_on {
     flex-grow: 1;
     background:  url('data:image/png;base64,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') no-repeat;
@@ -92,10 +93,11 @@
 .grammalecte_tf_button {
     display: inline-block;
     padding: 5px 10px;
     width: 100px;
     border-radius: 3px;
+    font-family: "Trebuchet MS", "Fira Sans", "Liberation Sans", sans-serif;
     font-size: 16px;
     font-weight: bold;
     text-align: center;
     cursor: pointer;
 }