diff --git a/css/bootstrap_TBD.css b/css/bootstrap_TBD.css
old mode 100644
new mode 100755
diff --git a/css/styles.css b/css/styles.css
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..608486e9ebab97d9953b7b6aa158efcd7b2987cc 100644
--- a/css/styles.css
+++ b/css/styles.css
@@ -0,0 +1,7 @@
+.button-red{
+    background-color: #E0001B;
+}
+
+.button-margin{
+    margin: 20pt;
+}
\ No newline at end of file
diff --git a/img/M4_LAB_LOGO_SHIB_GROSS.jpg b/img/M4_LAB_LOGO_SHIB_GROSS.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..3ff3d5f413c1a3be5f20167f91bb10a4424f3847
Binary files /dev/null and b/img/M4_LAB_LOGO_SHIB_GROSS.jpg differ
diff --git a/img/M4_LAB_LOGO_SHIB_KLEIN.ico b/img/M4_LAB_LOGO_SHIB_KLEIN.ico
new file mode 100644
index 0000000000000000000000000000000000000000..9893b934bdaed0794625aaa4f7dad6658437cbef
Binary files /dev/null and b/img/M4_LAB_LOGO_SHIB_KLEIN.ico differ
diff --git a/js/headfoot.js b/js/headfoot.js
index 90337f687bae9566b17c9bf09ec52c31d9476267..a82cdd7a879e73cbf5819aa2c139fd7bbcdbf841 100755
--- a/js/headfoot.js
+++ b/js/headfoot.js
@@ -48,18 +48,6 @@ function head() {
     navheader.id = "header";
     navheader.classList.add("clear");
 
-    // disclaimer
-    let alertdiv = document.createElement("div");
-    alertdiv.classList.add("alert", "alert-danger", "alert-dismissible", "fade", "show");
-    alertdiv.style = "text-align:center;";
-    alertdiv.innerHTML="<strong>Disclaimer</strong> This website is under construction and in prototype-phase. It is not for public use."
-    let alertbutton = document.createElement("button");
-    alertbutton.type = "button";
-    alertbutton.classList.add("close");
-    alertbutton.setAttribute("data-dismiss", "alert");
-    alertbutton.innerHTML = "&times;";
-    prependChild(alertdiv, alertbutton);
-
     // navigation header
     let navbar = document.createElement("nav");
     navbar.classList.add("navbar", "navbar-expand-md", "navbar-light");
@@ -133,7 +121,6 @@ function head() {
     navbarcontainer.appendChild(navelements);
     navbar.appendChild(navbarcontainer)
 
-    navheader.appendChild(alertdiv);
     navheader.appendChild(navbar);
     prependChild(document.body, navheader);
 }