.second {
    padding: 50px 10px;
}

[class*="__container"] {
    max-width: 1180px;
    margin: 0 auto;
}

@media (width < 1200px) {
    [class*="__container"] {
        max-width: 768px;
    }
}

.second__container {
    display: flex;
    gap: 50px;
}

@media (width < 768px) {
    .second__container {
        flex-direction: column;
    }
}

.second__left,
.second__right {
    flex: 1 1 0;
}

.second__calc {
    width: 100%;
    border: 1px solid silver;
    overflow: hidden;
    border-radius: 12px;
}

.third {
    padding: 50px 10px;
    background-image: url(../images/bg.png);
    background-position: center center;
    background-size: cover;
    color: #fff;
}

.third__title {
    text-align: center;
    font-weight: 700;
    font-size: 30px;
    margin-bottom: 30px;
}

@media (width < 768px) {
    .third__title {
        font-size: 23px;
    }
}

.accordion {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.accordion__item {
    outline: none !important;
    border-bottom: 2px solid #fff;
    text-align: left;

}

.accordion__header {
    margin: 25px 0;
    font-size: 24px;
    line-height: 140%;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    gap: 25px;
    padding-right: 10px;
}

@media (width < 768px) {
    .accordion__header {
        font-size: 15px;
    }
}

.accordion__header::after {
    content: url("../images/arrow.png");
}

.accordion__body {
    display: none;
    margin-bottom: 25px;
    font-size: 16px;
    line-height: 140%;
    color: rgb(227, 227, 227);
}

@media (width < 768px) {
    .accordion__header {
        font-size: 13px;
    }
}

.accordion__item.active .accordion__body {
    display: block;
}