.calc {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    background-color: #f5f7f9;
    padding-top: 2rem;
    padding-bottom: 2rem;
}
.calc-text {
    flex: 0 0 100%;
    padding-left: 3rem;
    padding-right: 1rem;
    margin-bottom: 2rem;
    box-sizing: border-box;
}
.calc-text__heading {
    font-size: 2rem;
    margin-bottom: .8rem;
}
.calc-icon {
    flex: 0 0 10%;
    padding-left: 1rem;
    padding-right: 1rem;
    box-sizing: border-box;
}
.calc-inputs {
    flex: 0 0 60%;
    padding-left: 1rem;
    padding-right: 1rem;
    box-sizing: border-box;
}
.calc-inputs__input {
    display: none;
    margin-left: -1rem;
    margin-right: -1rem;
}
.calc-inputs__input.active {
    display: flex;
}
.calc-inputs__input_col-4, .calc-inputs__input_col-6 {
    padding-left: 1rem;
    padding-right: 1rem;
    box-sizing: border-box;
}
.calc-inputs__input_col-4 {
    flex: 0 0 33.3333%;
}
.calc-inputs__input_col-6 {
    flex: 0 0 50%;
}
.calc-inputs input,  .calc-inputs select{
    width: 100%;
    padding: 1rem;
    border: 1px solid #d9e3e2;
    outline: none;
    box-sizing: border-box;
}
.calc-finish {
    flex: 0 0 24%;
    padding-left: 1rem;
    padding-right: 1rem;
    box-sizing: border-box;
}
.calc-inputs__select {
    margin-bottom: 2rem;
}
.calc-finish__text {
    color: #7f92a5;
    text-align: center;
}
.calc-value {
    font-size: 2.7rem;
    margin-left: 1rem;
    color: #333;
    font-weight: 600;
    margin-right: .2rem;
}
.calc-finish__button{
    text-align: center;
}
.calc-button{
    display: inline-block;
    outline: 0;
    position: relative;
    font-size: 11px;
    line-height: 25px;
    letter-spacing: .3em;
    font-weight: 500;
    text-transform: uppercase;
    box-sizing: border-box;
    border:none;
    cursor: pointer;
    font-family: 'Roboto', sans-serif;
    transition: background-color .2s cubic-bezier(.165,.84,.44,1),color .15s cubic-bezier(.165,.84,.44,1),border-color .1s cubic-bezier(.165,.84,.44,1);
    padding: 13px 42px;
    color: #000;
    background-color: transparent;
    border: 1px solid #000;
}
.calc-button:hover{
    color:#fff;
    background: #000;
}
@media (max-width: 768px) {
    .calc-icon {
        display: none;
    }
    .calc-inputs,.calc-finish {
        flex: 0 0 100%;
    }
    .calc-inputs, .calc-finish {
        padding-left: 3rem;
        padding-right: 3rem;
    }
    .calc-finish__button {
        text-align: center;
    }
    .calc-finish__text {
        margin-top: 2rem;
    }
}



@media (max-width: 550px) {
    
    .calc-inputs__input.active {
        flex-direction: column;
    }
    
    .calc-inputs__input_col-4, .calc-inputs__input_col-6{
    	padding-top: 10px;
    }
}