update: 更新

src/styles/iview/date-picker.scss

 .ivu-date-picker-transfer {
     padding: 0;
     color: var(--app-color-black);
+    .ivu-date-picker-header{
+      border: none;
+    }
+    .ivu-date-picker-cells-header{
+      border-bottom: 1px solid var(--app-color-gray-250);
+    }
 
+    .ivu-date-picker-cells-cell-today{
+      em{
+        color: var(--ey-color-blue-green);
+        &::after{
+          display: none;
+        }
+      }
+    }
     .ivu-date-picker-cells-cell-selected:hover em,
     .ivu-date-picker-cells-cell-selected em {
         background: var(--ey-color-blue-green);