JSFiddle - React, Tailwind, and code Playground

HTML

<body>
          <div id="main-container">
            <div class="middle-content">
                <form action="" method="post" id="quiz">
                    <fieldset>
                        <p>When was Kurt Vonnegut born?</p>
                        <input type="text" class="field" name="ques1"/>
                        
                        <p>What year was Slaughterhouse-Five Written?</p>
                        <input type="text" class="field" name="ques2" />
                        
                        <p>What is the imaginary substance described in Cat's Cradle?</p>
                        <input type="text" class="field" name="ques3"/>
                        
                        <p>Who is the protagonist in Slaughterhouse-Five?</p>
                        <input type="text" class="field" name="ques4" />
                         
                        <p>Finish this sentence, "<span class="green">Kurt Vonnegut</span> is____."</p>
                        <input type="text" class="field"  name="ques5"/><br />
                       
                        <input type="text" class="field txtfield" name="email" id="email" value="Your Email Id"  onclick="if(this.value='Your Email Id') {this.value='';} else {this.value='Your Email Id';}"/><br />
                        <input type="text" class="field txtfield" name="name" id="name" value="Your Name" onclick="this.value=''"/><br />
                        <input type="submit" class="btn" value="Submit" onclick="return validate();" />
                    </fieldset>
                </form>
               
                
                <div>
                    Thanks for participate.
                </div>
                    <div class="result" tabindex="0" id="result">
                       <div>
                       <p><strong>Name:</strong><br />reew</p>
                   </div>
                   <div>
                   <p>
                       <strong>Answers:</strong><br />
    ...

JavaScript

window.onload = function() {
                 try{
                     
                     document.getElementById('result').focus();
                 }catch(err){
                     
                 }
                 
             }