To test that Ansible is able to connect and run commands and playbooks on your nodes, you can use the following command:
ansible all -m ping
The ping module will test if you have valid credentials for connecting to the nodes defined in your inventory file, in addition to testing if Ansible is able to run Python scripts on the remote server. A pong reply back means Ansible is ready to run commands and playbooks on that node.
Turn any HTML element into a grid container by setting its display property to grid. This gives you the ability to use all the other properties associated with CSS Grid. In CSS Grid, the parent element is referred to as the container and its children are called items.