.show-hidden-text {
    padding: 30px 0;
}

.accordion-block__content.hidden-el {
    max-height: 1px;
    opacity: 0;
    position: absolute;
    visibility: hidden;
    overflow: hidden;
    z-index: -1
}

.accordion-block__content.hidden-el.active {
    visibility: visible;
    overflow: visible;
    position: relative;
    max-height: 300rem;
    opacity: 1;
    z-index: 1;
    -webkit-transition: all .7s ease;
    transition: all .7s ease
}

.accordion-block__btn {
    margin-top: 33px;
    font-weight: 500;
    background-color: #FF8000;
    color: #ffffff;
    border: 0;
    padding: 5px 10px;
    transition: background 0.4s ease;
}

.accordion-block__btn:hover {
    background-color: #0dbae8;
    transition: background 0.4s ease;
}

.accordion-block__btn.hidden-el {
    display: none;
}