diff --git a/war/src/main/less/modules/form.less b/war/src/main/less/modules/form.less
index 805e675ab234..2543ad854c88 100644
--- a/war/src/main/less/modules/form.less
+++ b/war/src/main/less/modules/form.less
@@ -227,14 +227,15 @@
   &::after {
     content: "";
     position: absolute;
-    top: 13px;
-    right: 15px;
-    width: 8px;
-    height: 8px;
-    color: inherit;
-    border-bottom: 2px solid currentColor;
-    border-right: 2px solid currentColor;
-    transform: rotate(45deg);
+    top: 0;
+    right: 13px;
+    bottom: 0;
+    width: 12px;
+    background-color: currentColor;
+    mask-image: url("data:image/svg+xml;charset=UTF-8,%3c?xml version='1.0' encoding='UTF-8'?%3e%3csvg width='336px' height='192px' viewBox='0 0 336 192' version='1.1' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink'%3e%3ctitle%3ePath%3c/title%3e%3cg id='Page-1' stroke='none' stroke-width='1' fill='none' fill-rule='evenodd'%3e%3cg id='arrow' transform='translate(0.000000, 0.000000)' fill='%23FF0000' fill-rule='nonzero'%3e%3cpath d='M7.02943725,7.02943725 C16.3053957,-2.24652118 31.2852799,-2.34214962 40.6788451,6.74255194 L40.9705627,7.02943725 L168,134.059 L295.029437,7.02943725 C304.305396,-2.24652118 319.28528,-2.34214962 328.678845,6.74255194 L328.970563,7.02943725 C338.246521,16.3053957 338.34215,31.2852799 329.257448,40.6788451 L328.970563,40.9705627 L184.970563,184.970563 C175.694604,194.246521 160.71472,194.34215 151.321155,185.257448 L151.029437,184.970563 L7.02943725,40.9705627 C-2.34314575,31.5979797 -2.34314575,16.4020203 7.02943725,7.02943725 Z' id='Path'%3e%3c/path%3e%3c/g%3e%3c/g%3e%3c/svg%3e");
+    mask-size: contain;
+    mask-repeat: no-repeat;
+    mask-position: center;
     pointer-events: none;
   }