How to add css to alertcontroller


i am trying this .but it is not showing any effect.
i want title background color in red . and button in red .

let currentAlert = this.altctrl.create({
      title: "Hello",
      subTitle: "trying",
      buttons: ["OK"],

is there way to add color to title background only

background-color: red;
color: blue;
color: green;


bottom of page is documentation you are looking for


those tags are giving me unusual behaviour.

i can’t click on option. it get disappeared.
like if i click on shop type it get disappeared and other invisible option get appeared.
i have 4 option in it.


my package json

"dependencies": {
    "@angular/common": "2.2.1",
    "@angular/compiler": "2.2.1",
    "@angular/compiler-cli": "2.2.1",
    "@angular/core": "2.2.1",
    "@angular/forms": "2.2.1",
    "@angular/http": "2.2.1",
    "@angular/platform-browser": "2.2.1",
    "@angular/platform-browser-dynamic": "2.2.1",
    "@angular/platform-server": "2.2.1",
    "@ionic/cloud-angular": "^0.9.1",
    "@ionic/storage": "1.1.7",
    "ionic-angular": "2.0.0",
    "ionic-native": "2.4.1",
    "ionicons": "3.0.0",
    "rxjs": "5.0.0-beta.12",
    "sw-toolbox": "3.4.0",
    "zone.js": "0.6.26"
  "devDependencies": {
    "@ionic/app-scripts": "1.0.0",
    "typescript": "2.0.9"