known issue: tooltip position

css/grid.scss

@@ -17,6 +17,7 @@
 
     & {
         --hover-bg-color: lightyellow;
+        --link-fore-color: #1890ff;
         --header-border-color: #adaba9;
         --header-bg-color: #fafafa;
         --header-fore-color: #000;
@@ -281,6 +282,26 @@
                             top: calc(var(--line-height) + 2px);
                         }
                     }
+
+                    .icon {
+                        display: flex;
+                        cursor: pointer;
+                        height: var(--line-height);
+                        justify-content: center;
+                        align-items: center;
+                        position: relative;
+
+                        svg {
+                            width: 16px;
+                            height: 16px;
+                            fill: var(--link-fore-color);
+                            transition: opacity .12s ease;
+                        }
+
+                        &:hover svg {
+                            opacity: .4;
+                        }
+                    }
                 }
             }
         }

css/tooltip.scss

@@ -9,7 +9,7 @@
 }
 
 .tooltip-wrapper {
-    position: fixed;
+    position: absolute;
     word-wrap: break-word;
     height: auto;
     text-align: left;