This screen capture shows the following elements from top to bottom and left to right:

Tabs: Home (selected), Services, Hosts, Activities, Diagnose, Aud... (truncated)

Subtabs: Status (selected), All Health Issues, All Configuration Is... (truncated)

Status, menu icon

cluster1: Hosts, flume1, hbase1, hdfs, hive, hue, mapreduce, oozie, zookeeper. A green bullet precedes all items except flume1; a black bullet precedes it.

cluster1 menu (expanded and obscuring part of the page): cluster1 Actions, Add a Service, Start, Stop (selected), Restart, Rolling Restart, Deploy client Configuration, view Client Configuration URLs, Rename Cluster