diff --git a/resources/report/css/material.css b/resources/report/css/material.css
index d66a0031..23fb2fcf 100644
--- a/resources/report/css/material.css
+++ b/resources/report/css/material.css
@@ -56,9 +56,11 @@ html /deep/ paper-input-decorator {
    margin: 0 4px;
 }
 html /deep/ paper-input-decorator::shadow .underline .unfocused-underline {
-   /* line color when the input is unfocused */
    background-color: rgba(0, 0, 0, 0.12);
 }
+html /deep/ paper-input-decorator[disabled]::shadow .underline {
+    border-bottom-color: rgba(0, 0, 0, 0.12);
+}
 html /deep/ paper-input-decorator::shadow .label-text,
 html /deep/ input::-webkit-input-placeholder {
    color: rgba(0, 0, 0, 0.26);