use calc to fix tree line (#17055)

6 years ago · 4911bee059
parent b585751e49
commit 4911bee059
1 changed files with 2 additions and 1 deletions
--- a/components/tree/style/index.less
+++ b/components/tree/style/index.less
@ -244,7 +244,8 @@
      left: 12px;
      width: 1px;
      height: 100%;
-      margin: 22px 0;
+      height: calc(100% - 22px); // Remove additional height if support
+      margin: 22px 0 0;
      border-left: 1px solid @border-color-base;
      content: ' ';
    }