diff --git a/at_admin/css/at_admin.css b/at_admin/css/at_admin.css
index 8af1c65..a5a7272 100755
--- a/at_admin/css/at_admin.css
+++ b/at_admin/css/at_admin.css
@@ -763,7 +763,7 @@ a.tabledrag-handle .handle {
   width: 90px;
 }
 #system-modules table th[colspan*="3"] {
-  width: 260x;
+  width: 260px;
 }
 #system-modules table .odd .permissions,
 #system-modules table .odd .help,
@@ -1782,7 +1782,7 @@ ul.action-links li a:focus {
 
 /* Admin menu */
 #admin-menu, #admin-menu ul {
-  font-size: small-x;
+  font-size: x-small;
   line-height: 1.3;
 }
 
diff --git a/at_core/css/at.settings.form.css b/at_core/css/at.settings.form.css
index ffbc2f7..5926f19 100755
--- a/at_core/css/at.settings.form.css
+++ b/at_core/css/at.settings.form.css
@@ -363,7 +363,7 @@ fieldset#edit-font .fieldset-wrapper .fieldset-wrapper {
   clip: rect(1px 1px 1px 1px);
   clip: rect(1px, 1px, 1px, 1px);
   position: absolute;
-  overflow: 0;
+  overflow: hidden;
 }
 #edit-site-name-font-style .form-type-select label {
   position: static !important;
@@ -540,7 +540,7 @@ div[class*=form-item-move-region-options] label:first-child {
   clip: rect(1px 1px 1px 1px);
   clip: rect(1px, 1px, 1px, 1px);
   position: absolute;
-  overflow: 0;
+  overflow: hidden;
 }
 
 
diff --git a/at_core/css/at.settings.style.floatblocks.css b/at_core/css/at.settings.style.floatblocks.css
index 5da97c8..b65b936 100755
--- a/at_core/css/at.settings.style.floatblocks.css
+++ b/at_core/css/at.settings.style.floatblocks.css
@@ -1,14 +1,14 @@
 /* Float Blocks */
-.float-blocks-left .block {float:left}
-.float-blocks-right .block {float:right}
+.float-blocks-left .block {float:left;}
+.float-blocks-right .block {float:right;}
 .float-blocks-2 .block {width:50%}
-.float-blocks-3 .block {width:33.333333%}
-.float-blocks-4 .block {width:25%}
+.float-blocks-3 .block {width:33.333333%;}
+.float-blocks-4 .block {width:25%;}
 .float-blocks-5 .block {width:20%}
-.float-blocks-6 .block {width:16,66666666666667%}
-.float-blocks-7 .block {width:14.28571428571429%}
-.float-blocks-8 .block {width:12.5%}
-.float-blocks-9 .block {width:11.11111111111111%}
-.float-blocks-10 .block {width:10%}
-.float-blocks-11 .block {width:9.090909090909091%}
-.float-blocks-12 .block {width:8,333333333333333%}
+.float-blocks-6 .block {width:16.66666666666667%;}
+.float-blocks-7 .block {width:14.28571428571429%;}
+.float-blocks-8 .block {width:12.5%;}
+.float-blocks-9 .block {width:11.11111111111111%;}
+.float-blocks-10 .block {width:10%;}
+.float-blocks-11 .block {width:9.090909090909091%;}
+.float-blocks-12 .block {width:8.333333333333333%;}