Update README.md

Author: dtuyenle

README.md

@@ -1,13 +1,15 @@
 # react-selection-tree
 
-Support infinite scroll only render what in view port.
-Support infinite nested tree
-Support search
-Support multiple select or single select
+##### Support infinite scroll only render what in view port.
+##### Support infinite nested tree
+##### Support search
+##### Support multiple select or single select
 
-Install npm install react-selection-tree
-import and paste the code below 
 
+> Install npm install react-selection-tree
+> import and paste the code below 
+
+```javascript
 <ReactSelectionTree
     name="Location"
     data={{"children":{"4000":{"children":{"4001":{"children":{"4010":{"name":"Scheduling","id":4010,"type":"Reference","parentId":4001},"4011":{"name":"Appointments","id":4011,"type":"Reference","parentId":4001},"4012":{"name":"Parking","id":4012,"type":"Reference","parentId":4001},"4013":{"name":"Location","id":4013,"type":"Reference","parentId":4001},"4014":{"name":"Getting Timely Care","id":4014,"type":"Reference","parentId":4001}},"name":"Access","id":4001,"type":"Reference","parentId":4000},"4002":{"children":{"4021":{"children":{"4022":{"name":"Medical Staff/Nurse","id":4022,"type":"Reference","parentId":4021},"4023":{"name":"Technologist","id":4023,"type":"Reference","parentId":4021}},"name":"Clinical Staff","id":4021,"type":"Reference","parentId":4002},"4024":{"name":"Materials (Brochures, Information, Reports, etc.)","id":4024,"type":"Reference","parentId":4002},"4025":{"name":"Follow Up","id":4025,"type":"Reference","parentId":4002},"4015":{"children":{"4016":{"name":"Helps Patients Understand","id":4016,"type":"Reference","parentId":4015},"4017":{"name":"Listens & Answers Questions","id":4017,"type":"Reference","parentId":4015},"4018":{"name":"Time Spent with Patient","id":4018,"type":"Reference","parentId":4015},"4019":{"name":"Bedside Manner","id":4019,"type":"Reference","parentId":4015},"4020":{"name":"Knowledge & Skill","id":4020,"type":"Reference","parentId":4015}},"name":"Physician","id":4015,"type":"Reference","parentId":4002}},"name":"Communication","id":4002,"type":"Reference","parentId":4000},"4003":{"children":{"4032":{"children":{"4033":{"name":"Scheduling Staff","id":4033,"type":"Reference","parentId":4032},"4034":{"name":"Front-Desk Staff","id":4034,"type":"Reference","parentId":4032}},"name":"Office Staff","id":4032,"type":"Reference","parentId":4003},"4035":{"name":"Billing","id":4035,"type":"Reference","parentId":4003},"4036":{"name":"Registration","id":4036,"type":"Reference","parentId":4003},"4026":{"children":{"4027":{"name":"Noise","id":4027,"type":"Reference","parentId":4026},"4028":{"name":"Lighting","id":4028,"type":"Reference","parentId":4026},"4029":{"name":"Cleanliness","id":4029,"type":"Reference","parentId":4026},"4030":{"name":"Comfort","id":4030,"type":"Reference","parentId":4026},"4031":{"name":"Temperature","id":4031,"type":"Reference","parentId":4026}},"name":"Facilities/Environment","id":4026,"type":"Reference","parentId":4003}},"name":"Office","id":4003,"type":"Reference","parentId":4000},"4004":{"children":{"4037":{"name":"Diagnosis","id":4037,"type":"Reference","parentId":4004},"4038":{"name":"Quality of Procedure","id":4038,"type":"Reference","parentId":4004}},"name":"Outcome","id":4004,"type":"Reference","parentId":4000},"4005":{"children":{"4039":{"name":"Likely to Recommend","id":4039,"type":"Reference","parentId":4005},"4040":{"name":"Likely to Come Back","id":4040,"type":"Reference","parentId":4005}},"name":"Loyalty","id":4005,"type":"Reference","parentId":4000}},"name":"Patient Satisfaction","id":4000,"type":"Reference","parentId":0}},"name":"Category","parentId":null}}