diff --git a/app/static/css/minitimeline.css b/app/static/css/minitimeline.css
index bc41337b..3c734700 100644
--- a/app/static/css/minitimeline.css
+++ b/app/static/css/minitimeline.css
@@ -94,7 +94,9 @@
     top: 200%;
 }
 
-.mini-timeline-block:hover .assiduite-bubble {
+.mini-timeline-block:hover .assiduite-bubble,
+#prevDateAssi:hover .assiduite-bubble,
+.assiduites-container .assiduite:hover .assiduite-bubble {
     display: flex;
     justify-content: center;
     align-items: center;
@@ -103,6 +105,11 @@
     max-height: 150px;
 }
 
+#prevDateAssi:hover .assiduite-bubble {
+    transform: translateY(55%);
+    top: 0;
+}
+
 .assiduite-bubble::before {
     content: "";
     position: absolute;
@@ -189,24 +196,4 @@
 .mini-timeline-block.creneau {
     outline: 3px solid var(--color-primary);
     pointer-events: none;
-}
-
-.mini-timeline-block.absent {
-    background-color: var(--color-absent) !important;
-}
-
-.mini-timeline-block.present {
-    background-color: var(--color-present) !important;
-}
-
-.mini-timeline-block.retard {
-    background-color: var(--color-retard) !important;
-}
-
-.mini-timeline-block.justified {
-    background-image: var(--motif-justi);
-}
-
-.mini-timeline-block.invalid_justified {
-    background-image: var(--motif-justi-invalide);
 }
\ No newline at end of file