.multi-tenant body{margin:0;padding:0}.button{margin-bottom:20px}.button button{background-color:#4caf50;border:none;color:#fff;padding:15px 32px;text-align:center;text-decoration:none;display:inline-block;font-size:16px;cursor:pointer}.button2 button{background-color:#008cba}.button3 button{background-color:#f44336}