.calc__desc .exchange {
    display: flex;
    flex-wrap: wrap;
    column-gap: 25px;
    row-gap: 12px;
    font-weight: 400;
    font-size: 18px;
    line-height: 1.6;
    color: var(--primary);
    flex-direction: row;
}
.calc__desc .exchange--row span:first-child {
    width: auto;
    margin-right: auto;
}