.cg-calculator{

max-width:700px;
margin:auto;
padding:30px;
background:#fff;
border-radius:10px;
box-shadow:0 0 10px rgba(0,0,0,.1);

}

.cg-calculator select,
.cg-calculator input{

width:100%;
padding:12px;
margin-bottom:15px;

}

#calculate-price{

background:#ff0000;
color:#fff;
padding:12px 20px;
border:none;
cursor:pointer;

}