react-Commenting-System

app.css

.App {
  text-align: center;
}

.App-logo {
  animation: App-logo-spin infinite 20s linear;
  height: 80px;
}

.App-header {
  background-color: #222;
  height: 150px;
  padding: 20px;
  color: white;
}

.App-intro {
  font-size: large;
}

@keyframes App-logo-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

form {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-border-radius: 10px;
  -moz-border-radius: 10px;
  border-radius: 10px;
  -webkit-box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
  -moz-box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
  display: block;
  width: 75%;
  margin: 60px auto 0 auto;
  padding: 1em;
  background: #ecf2f0;
}
form #comment {
  display: block;
    height: 100px;
    width: 75%;
    margin-left: auto;
    margin-right: auto;
    margin-top: 2em;
    margin-bottom: 2em;
}
form label {
  margin: 0 0 20px 0;
}
form #limit {
  margin: 0 0 10px 0;
}
form #submit {
    display: block;
    width: 50%;
    margin: auto;
}

.btn-success {
    color: #fff;
    background-color: #5cb85c;
    border-color: #4cae4c;
}
buttons.less:13
.btn {
    display: inline-block;
    padding: 6px 12px;
    margin-bottom: 0;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.42857143;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    -ms-touch-action: manipulation;
    touch-action: manipulation;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    background-image: none;
    border: 1px solid transparent;
    border-radius: 4px;
}

app.js

import React, { Component } from 'react';
import logo from './logo.svg';
import './App.css';

class App extends Component {
  render() {
    return (
      <CommentingSystem/>
    );
  }
}

class CommentingSystem extends Component {
  render() {
    return (
      <div className="App">
        <div className="App-header">
          <img src={logo} className="App-logo" alt="logo" />
          <h2>Welcome to React</h2>
        </div>
        
          <form role="form">
            <div className="form-group">
              <label>Add your comment here</label>
              <textarea className="form-control" id="comment" name="comment"></textarea>
              <input className='btn btn-lg btn-success' name="submit" type="submit" id="submit" value="Submit" />
            </div>
          </form>

      </div>
    );
  }
}

export default App;

efwefwef