h1.content__title {
    margin: 15px 0;
    font-size: 45px;
}

h2 {
    margin: 10px 0;
    font-size: 30px;
}

.text {
    margin: 5px 0;
    font-size: 14px;
}

.content__image {
    display: block;
    max-width: 700px;
    margin: 20px auto;
}

#structure {
    cursor: pointer;
    width: 20px;
    transition: all 0.3s linear;
}

#structure img {
    box-shadow: none;
    margin: 0;
}

.structure__icon__rotate {
    transform: rotate(180deg);
}

.structure__list li.structure__list__item {
    list-style: none;
    margin-left: 0;
    font-size: 14px;
}

.structure__list li.structure__list__item:last-child {
    margin-bottom: 0;
}

.structure__hidden {
    display: none;
}

ul.structure__list {
    padding: 0;
}

.content__structure {
    padding: 20px;
    background-color: #191919;
    max-width: 400px;
    margin: 15px;
    border: 2px solid #c60000;
    border-radius: 5px;
    margin-top: 25px;
}

.content__structure li .structure__list__link {
    font-size: 14px;
    color: #fff;
    transition: all 0.3s linear;
}

.content__structure li .structure__list__link:hover {
    color: #c60000;
    text-decoration: none;
}

.content__structure__title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.content__structure__title p {
    margin: 0;
}

.str__title {
    font-size: 18px;
}

.link {
    color: #c60000;
}