<md-dialog> - The dialog's template must be inside this element.
Inside, use an <md-dialog-content> element for the dialog's content, and use
an <md-dialog-actions> element for the dialog's actions.
.md-dialog-content - class that sets the padding on the content as the spec fileid for the <md-dialog>, the <md-dialog-content> will have the same id
prefixed with dialogContent_.Number {{item}}