.calculator__title {
    font-size: 24px;
    font-weight: bold;
}

.calculator__text {
    color: #000;
    line-height: 24px;
}

.calculator__img {
    width: 100%;
}
.calculator__formula {
    display: flex;
    align-items: center;
    font-size: 18px;
    margin: 15px 0;
}

.calculator__formula .calculator__formula-item .formula-item:first-child {
    border-bottom: 1px solid #000;
}

.w50 {
    width:50px;   
}

.calculator__legend {
    /*max-width: 320px;*/
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 10px 0;
}

.calculator__red {
    color: red;
}

.calculator__article-link {
    color: blue;
    text-decoration: underline;
}

@media (max-width: 756px) {

    .mob100px {
        max-width: 100px;
    }
    .calculator__formula {
        font-size: 11px;
    }
}