How to create Drop down boxes to reveal full text?

[tuanphan]

If you want the paragraph to not be visible unless the title is clicked, you can use Accordion Block to achieve this.
#1. First, add an Accordion Block

#2. Next, enter Title and Description

You will see have this

#3. To remove lines on top/bottom, you can use find Accordion ID

then use CSS code like this

#block-yui_3_17_2_1_1725175574269_15595 div.accordion-divider {
    display: none;
}

You will have

and when click it

to make accordion text show full text, use this code to Custom CSS box

div.accordion-item__description {
    max-width: 100% !important;
}