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HTML

              
                <section class="faq">
    <details>
        <summary>What is Lorem Ipsum?</summary>
        <p>Come, Comrade Bender! We must take to the streets! One hundred dollars. This is the worst kind of discrimination: the kind against me! Look, everyone wants to be like Germany, but do we really have the pure strength of 'will'? Who said that? SURE
            you can die! You want to die?! Son, as your lawyer, I declare y'all are in a 12-piece bucket o' trouble. But I done struck you a deal: Five hours of community service cleanin' up that ol' mess you caused.</p>
    </details>
    <details>
        <summary>Why do we use it?</summary>
        <p>Come, Comrade Bender! We must take to the streets! One hundred dollars. This is the worst kind of discrimination: the kind against me! Look, everyone wants to be like Germany, but do we really have the pure strength of 'will'? Who said that? SURE
            you can die! You want to die?! Son, as your lawyer, I declare y'all are in a 12-piece bucket o' trouble. But I done struck you a deal: Five hours of community service cleanin' up that ol' mess you caused.</p>
    </details>
    <details>
        <summary>Where does it come from?</summary>
        <p>Come, Comrade Bender! We must take to the streets! One hundred dollars. This is the worst kind of discrimination: the kind against me! Look, everyone wants to be like Germany, but do we really have the pure strength of 'will'? Who said that? SURE
            you can die! You want to die?! Son, as your lawyer, I declare y'all are in a 12-piece bucket o' trouble. But I done struck you a deal: Five hours of community service cleanin' up that ol' mess you caused.</p>
    </details>
    <details>
        <summary>Where can I get some?</summary>
        <p>Come, Comrade Bender! We must take to the streets! One hundred dollars. This is the worst kind of discrimination: the kind against me! Look, everyone wants to be like Germany, but do we really have the pure strength of 'will'? Who said that? SURE
            you can die! You want to die?! Son, as your lawyer, I declare y'all are in a 12-piece bucket o' trouble. But I done struck you a deal: Five hours of community service cleanin' up that ol' mess you caused.</p>
    </details>
</section>
              
            
!

CSS

              
                /* Get rid of the triangle */
details > summary {
    list-style: none;    
    cursor: pointer; /* Give some hint, it is clickable. */
}

details > summary::-webkit-details-marker {
    display: none;
}

/* Replace the triangle with some generated content. */
details > summary::before {
    content: '\2753'; /* Heavy question mark entity */
    display: inline-block;
    width: 0.5rem;
    margin-right: 0.25rem;
background-color: #fff;
}

/* Improve look */
details > summary {
    display: inline-block; /* More predictable active area for clicking. */
    font-weight: bold;
}

/* Selector to style opened/expanded state. */
details[open] > summary {
    color: rebeccapurple;
}

/* Improve spacing */
details {
    margin-bottom: 0.5rem;
}

details p {
    margin-left: 0.75rem;
    margin-top: 0.25rem;
}
              
            
!

JS

              
                
              
            
!
999px

Console