diff --git a/assets/css/contact.css b/assets/css/contact.css
index 4c570c20b8fb8d841f2c4710c89f1528cd5a2449..c519a78c34595399b5ca44571a169dc77703d66d 100644
--- a/assets/css/contact.css
+++ b/assets/css/contact.css
@@ -459,7 +459,6 @@
   left: 0;
   width: 0;
   height: 1px;
-  background-color: #f7931c;
   transition: 0.1s ease-out;
 }
 .pageContact .contactInfo p a:hover {
diff --git a/assets/css/home.css b/assets/css/home.css
index e4f1aef2d4da3b5304667492029e5af72c9c66f6..a3cf27ee116df1368d815a57323847dd493a6b92 100644
--- a/assets/css/home.css
+++ b/assets/css/home.css
@@ -325,6 +325,12 @@ a.goDown .icon {
   position: relative;
   left: 0px;
 }
+.tabSlider .slideTxt:hover span {
+  text-decoration: underline;
+}
+.tabSlider .swiper-slide-active .slideTxt:hover span {
+  text-decoration: none;
+}
 @media (min-width: 1024px) {
   .tabSlider .slideTxt {
     left: 0;
@@ -1357,7 +1363,6 @@ a.goDown .icon {
   display: table;
   margin: 10px auto 0;
   color: #b1b1b1;
-  border-bottom: 1px solid;
   padding: 0;
   font-size: 92%;
   text-transform: none;
diff --git a/assets/css/main.css b/assets/css/main.css
index 0a0eea1929019e8134d54ca7a2d1df3aabff3073..d41a09b4355ce8a808346aff5e94787e9d42ad4c 100644
--- a/assets/css/main.css
+++ b/assets/css/main.css
@@ -209,6 +209,9 @@ a {
   cursor: pointer;
   text-decoration: none;
 }
+a:hover {
+  text-decoration: underline;
+}
 a:focus {
   outline: 0 none;
 }
@@ -609,7 +612,8 @@ a:focus {
   }
   
   .siteHeader nav li a:hover {
-	border-bottom: #f26521 1px solid;
+    text-decoration: none;
+	  border-bottom: #f26521 1px solid;
   }
   
   .siteHeader .btnDownload {
@@ -1711,6 +1715,7 @@ footer .copyright li + li {
 }
 footer .copyright a {
     color: #333;
+    text-decoration: none;
     border-bottom: 1px solid #bbb;
     display: inline-block;
     padding: 0 2px;
diff --git a/assets/css/page.css b/assets/css/page.css
index a12dfc73e7fb190652d42964ac76a679a764a447..a4a850c6f91d9d1de8e60f72161f50ed3ce6b192 100644
--- a/assets/css/page.css
+++ b/assets/css/page.css
@@ -1151,7 +1151,6 @@ details summary:before {
   left: 0;
   width: 0;
   height: 1px;
-  background-color: #f7931c;
   transition: 0.1s ease-out;
 }
 .nonTouch .attachmentsBlock .attachmentInfo a:hover {
diff --git a/assets/css/plugin.css b/assets/css/plugin.css
index 49f8b6af5a63d263afa56ff794056ccd771e8be8..69cab3ea3b0544f82af71e07642324b2c84a5a53 100644
--- a/assets/css/plugin.css
+++ b/assets/css/plugin.css
@@ -82,6 +82,7 @@
 }
 .tabs .tabLink:hover {
   opacity: 0.8;
+  text-decoration: none;
 }
 .tabs .tabLink.locked {
   cursor: default;
@@ -90,6 +91,7 @@
 .tabs .tabLink.active {
   opacity: 1;
 }
+.tabs .tabLink:hover:after,
 .tabs .tabLink.active:after {
   display: block;
 }
diff --git a/assets/css/tiles.css b/assets/css/tiles.css
index 3ddf708509e43fc411f65ab3593122476aaf7630..1886469cc015192d796a7206bc93fe70899503d4 100644
--- a/assets/css/tiles.css
+++ b/assets/css/tiles.css
@@ -59,6 +59,9 @@
 .tile a {
   color: var(--tile-link);
 }
+.tile[role="link"] {
+  text-decoration: none;
+}
 .tile > ul {
   position: relative;
   padding-left: 10px;
diff --git a/html/get-frama-c.html b/html/get-frama-c.html
index ce19ab1878708af623a1e4796fe758a1498b76fd..130c665912dca5e9711047170d3f72a920c8f4f1 100644
--- a/html/get-frama-c.html
+++ b/html/get-frama-c.html
@@ -76,7 +76,7 @@ opam depext --install -y frama-c</pre>
             </div>
           </div>
           <div class="otherConfiguration">
-            For detailed installation instructions, <a target="_blank" href="https://git.frama-c.com/pub/frama-c/blob/master/INSTALL.md" class="lineMove">click here</a>
+            For detailed installation instructions, <a target="_blank" href="https://git.frama-c.com/pub/frama-c/blob/master/INSTALL.md">click here</a>
           </div>
           <h1 class="pageTitle">Manuals</h1>
           <div class="tileWrapper" size="big">