diff --git a/main/webapp/modules/core/styles/index.less b/main/webapp/modules/core/styles/index.less
index 560e34e29..aa7c4ffb9 100644
--- a/main/webapp/modules/core/styles/index.less
+++ b/main/webapp/modules/core/styles/index.less
@@ -48,9 +48,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   color: @near_black;
   }
 
-#left-panel {
-  }
-
 #left-panel-body {
   margin-left: @padding_tight;
   overflow: hidden;
diff --git a/main/webapp/modules/core/styles/index/create-project-ui.less b/main/webapp/modules/core/styles/index/create-project-ui.less
index 27148e92d..3282e55a9 100644
--- a/main/webapp/modules/core/styles/index/create-project-ui.less
+++ b/main/webapp/modules/core/styles/index/create-project-ui.less
@@ -33,9 +33,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 @import-less url("../theme.less");
 
-#project-create {
-  }
-
 #create-project-ui-source-selection {
   font-size: 1.3em;
   background: white;
@@ -122,9 +119,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   background: #eee;
   width: 100%;
   }
-  
-#create-project-progress-memory {
-  }
 
 #create-project-progress-memory.warning {
   color: #D8000C;
@@ -143,11 +137,10 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   font-size: 1.3em;
   padding: @padding_loose;
   }
-#create-project-error-message {
-  }
+
 #create-project-error-stack {
   font-family: monospace;
-  whitespace: pre;
+  white-space: pre;
   padding: @padding_normal;
   border: 1px solid @chrome_primary;
   }
diff --git a/main/webapp/modules/core/styles/index/default-importing-file-selection-panel.less b/main/webapp/modules/core/styles/index/default-importing-file-selection-panel.less
index 6dcd83c6e..4ef11dc7b 100644
--- a/main/webapp/modules/core/styles/index/default-importing-file-selection-panel.less
+++ b/main/webapp/modules/core/styles/index/default-importing-file-selection-panel.less
@@ -55,8 +55,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   padding: @padding_tight @padding_normal;
   background: @chrome_secondary;
   }
-.default-importing-file-selection-file-panel > table > tbody > tr.odd {
-  }
 .default-importing-file-selection-file-panel > table > tbody > tr > td {
   padding: 0;
   border-bottom: 1px solid @chrome_secondary;
diff --git a/main/webapp/modules/core/styles/index/open-project-ui.less b/main/webapp/modules/core/styles/index/open-project-ui.less
index d6309f3ca..4221d072a 100644
--- a/main/webapp/modules/core/styles/index/open-project-ui.less
+++ b/main/webapp/modules/core/styles/index/open-project-ui.less
@@ -33,9 +33,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 @import-less url("../theme.less");
 
-#project-open {
-  }
-
 #projects-container {
   background: #fff;
   overflow: auto;
@@ -92,7 +89,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 }
 
 #projects-container > table thead th:nth-child(2) {
-  left-border: 0;
+  border-left: 0;
 }
 
 #projects-container > table thead th:nth-child(3) {
diff --git a/main/webapp/modules/core/styles/project/facets.less b/main/webapp/modules/core/styles/project/facets.less
index 3d31b32f9..38e95acd5 100644
--- a/main/webapp/modules/core/styles/project/facets.less
+++ b/main/webapp/modules/core/styles/project/facets.less
@@ -114,9 +114,6 @@ a.facet-title-remove:hover {
   text-align: center;
   }
 
-.facet-body {
-  }
-  
 .facet-body-scrollable {
   height: 17em;
   padding-bottom: 8px;