Overriding wrong styles

src/ReleaseNotes.txt

@@ -1,6 +1,6 @@
 GNS3 WebUI is web implementation of user interface for GNS3 software.
 
-Current version: 2019.3.0
+Current version: 2019.2.0
 
 What's New
 - Editing interface labels on double click

src/app/app.component.css

@@ -0,0 +1,3 @@
+mat-menu-panel {
+    min-height: 0px;
+}

src/app/components/project-map/context-menu/context-menu.component.scss

@@ -1,3 +1,8 @@
 .context-menu {
   position: absolute;
+  min-height: 0px;
+}
+
+.mat-menu-panel ng-trigger ng-trigger-transformMenu ng-tns-c7-5 context-menu-items mat-menu-after mat-menu-below ng-star-inserted mat-elevation-z4 {
+  min-height: 0px!important;
 }

src/app/components/project-map/node-select-interface/node-select-interface.component.html

@@ -1,6 +1,6 @@
 <div class="context-menu" [style.left]="leftPosition" [style.top]="topPosition" *ngIf="node">
   <span [matMenuTriggerFor]="selectInterfaceMenu"></span>
-  <mat-menu #selectInterfaceMenu="matMenu" class="context-menu-items">
+  <mat-menu [style.min-height]="0" #selectInterfaceMenu="matMenu" class="context-menu-items">
     <button mat-menu-item *ngFor="let port of availablePorts" (click)="chooseInterface(port)">
       <mat-icon>add_circle_outline</mat-icon>
       <span>{{ port.name }}</span>

src/app/components/project-map/node-select-interface/node-select-interface.component.scss

@@ -1,3 +1,7 @@
 .context-menu {
   position: absolute;
 }
+
+.context-menu-items {
+  min-height: 0px!important;
+}

src/app/components/project-map/node-select-interface/node-select-interface.component.ts

@@ -1,4 +1,4 @@
-import { ChangeDetectorRef, Component, EventEmitter, Input, OnInit, Output, ViewChild } from '@angular/core';
+import { ChangeDetectorRef, Component, EventEmitter, Input, OnInit, Output, ViewChild, ViewEncapsulation } from '@angular/core';
 import { MatMenuTrigger } from '@angular/material';
 import { DomSanitizer } from '@angular/platform-browser';
 import { Node } from '../../../cartography/models/node';

src/app/components/project-map/project-map.component.scss

@@ -234,3 +234,7 @@ g.node text,
 .visible {
   display: none;
 }
+
+mat-menu-panel {
+  min-height: 0px;
+}

src/styles.css

@@ -33,3 +33,7 @@ a.table-link {
 app-root {
   width: 100%;
 }
+
+mat-menu-panel {
+  min-height: 0px;
+}