.extra-cost {
visibility: hidden;
height: 0;
margin: 0;
padding: 0;
overflow: hidden;
opacity: 0;
transition: height 0.3s, margin 0.3s, padding 0.3s, opacity 0.3s;
}
.extra-cost.show {
visibility: visible;
position: relative;
padding-right: 10px;
height: auto;
overflow: visible;
display: inline-block;
opacity: 1;
margin: 0 0 0.8em 0;
}
.mkl_pc .extra-cost.show {
padding-left: 10px;
}