.homepage-calculator {
    display: none;
}

.calculator-columns {
    display: flex;
    flex-wrap: wrap;
}

.calculator-column {
    flex: 1 1 25rem;
    padding: 1rem;
}

#output-pret, #input-suprafata {
    border: 0;
    border-bottom: solid 2px black;
    outline: 0;
    padding: 0.5rem;
    background: 0;
    width: 100%;
    font-size: 1.25rem;
    font-family: inherit;
}

#input-suprafata {
    transition: border-bottom-color 0.2s ease;   
}

#input-suprafata:focus {
    border-bottom-color: #3D5C41;
}

.calculator-params
{
    list-style: none;
    padding: 0 1rem;
    display: flex;
    flex-wrap: wrap;
    position: relative;
    margin-top: 3rem;
}

.calculator-params > li
{
    flex: 1 1 25rem;
    margin-bottom: 2rem;
    padding: 0 2rem;
}

.calculator-params > li > label
{
    text-indent: 0;
    cursor: pointer;
    padding: 1rem 0;
    position: relative;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    text-transform: uppercase;
}

.calculator-params > li > label > input
{
    width: 0;
    height: 0;
    opacity: 0;
}

.calculator-checkmark
{
    position: absolute;
    left: -2rem;
    top: 0;
    bottom: 0;
    height: 1.5rem;
    line-height: 1.4rem;
    text-align: center;
    width: 1.5rem;
    margin: auto 0;
    border: solid 2px #3D5C41;
    border-radius: 50%;
    background-color: rgba(94, 140, 97, 0.3);
    font-size: 0.75rem;
}

.calculator-checkmark > i
{
    opacity: 0;
    color: #3D5C41;
}

.calculator-params > li > label > input:checked ~ .calculator-checkmark > i
{
    opacity: 1 !important;
}