text: import React from 'react';
  
  export default class Waiting extends React.Component {
    render() {
      if (!this.props.pulsate) {
        return null;
      }
      return (
        <div style={{ textAlign: 'center' }}>
          <svg height="100" width="100">
            <circle cx={50} cy={50} r={25} stroke="black" strokeWidth="1" fill="orange">
              <animate attributeName="r" begin="0s" dur="1s" repeatCount="indefinite" from="5%" to="25%" />
            </circle>
          </svg>
          <p> Waiting for tweets .. </p>
        </div>
      )
    }
  }