app.scss

// NativeScript core theme
// @see https://docs.nativescript.org/ui/theme
@import '~nativescript-theme-core/scss/light';

// Override variables here

@import '~nativescript-theme-core/scss/index';

// Global SCSS styling
// @see https://docs.nativescript.org/ui/styling

ActionBar {
    background-color: #53ba82;
    color: #ffffff;
}

.title {
    text-align: left;
    padding-left: 16;
}

.message {
    vertical-align: center;
    text-align: center;
    font-size: 20;
    color: #333333;
}

.drawer-close-button {
  margin-top: 20;
  padding: 10 10 10 10;
  background-color: #53ba82;
  color: #ffffff;
}

.drawer-header {
    padding: 50 16 16 16;
    margin-bottom: 16;
    background-color: #333333;
    color: #ffffff;
    font-size: 24;
}

.drawer-item {
    padding: 8 16;
    color: #333333;
    font-size: 16;
}