/*CSS */
.ciling-calculator td {
    padding: 10px;
}

.ciling-calculator input[type=text] {
    width: 50px;
    text-align: right;
}

button.calc-btn {
    background-color: rgba(0,0,0,1);
    color: #fff;
    padding: 10px 30px;
    border: 1px solid;
    text-transform: uppercase;
}
button.calc-btn:hover {
    background-color: rgba(0,0,0,.85);
}