.calculator{background-color:#efefef;border:1px solid #ccc;padding:0 0 15px 0;margin-bottom:20px}.calculator h3{font-size:14px !important;color:#333;text-align:center;margin:0 0 15px 0;padding:10px;background-color:#ccc;font-weight:700}.calculator #amount_t{background-color:#fdf31b}