style: add rules for figure tag

Co-Authored-by: Igor Milhit <igor@milhit.ch>

static/style.css

@@ -8,21 +8,10 @@ html, body {
   font-size: 1.25rem;
 }
 
-code, .footnotes, .footnote-ref {
+code, .footnotes, .footnote-ref, figure p {
   font-size: 1rem;
 }
 
-code, pre {
-  background-color: lightgrey;
-  border-radius: 5px;
-  padding: 0.2rem;
-}
-
-pre {
-  overflow: auto;
-  max-width: 95vw;
-}
-
 /*
  * ************** *
  *    LAYOUT      *
@@ -173,3 +162,37 @@ dd {
   display: flex;
   padding: 0;
 }
+
+/*
+ * ************** *
+ *     DIVERS     *
+ * ************** *
+*/
+
+code, pre {
+  background-color: lightgrey;
+  border-radius: 5px;
+  padding: .2rem;
+}
+
+pre {
+  overflow: auto;
+  max-width: 95vw;
+}
+
+figure {
+  background-color: lightgrey;
+  padding: .4rem;
+  border-radius: 5px;
+  margin-right: .4rem;
+  margin-left: .4rem;
+}
+
+figure img {
+  width: 100%;
+}
+
+figure p {
+  text-align: center;
+  margin: .2rem 0;
+}