content: import React from 'react';
  
  export function h(...args) {
    const p = args[1];
    if (typeof p === 'string' || typeof p === 'number' || Array.isArray(p) || React.isValidElement(p)) {
      args.splice(1, 0, null);
    }
    return React.createElement(...args);
  }
  
  export function classNames(names) {
    return Object.keys(names).filter(key => names[key]).join(' ');
  }
  