.pincode {
    text-align: center;
    padding: 12px 0;
}
.pincode input[type="number"] {
    box-sizing: content-box;
    display: inline-block;
    width: 48px;
    height: 48px;
    text-align: center;
    border: 1px solid #5a5a5a;
    border-radius: 8px;
    color: #000;
    padding: 0.5rem;
    font-size: 50px;
    font-weight: 700;
    outline: none;
    background-color: #fff;
    -moz-appearance: textfield;
    -webkit-appearance: textfield;
    appearance: textfield;
    box-shadow: 4px 4px 8px 0px rgba(34, 60, 80, 0.2);
    font-size: 2.25rem;
    line-height: 2.5rem;
}
.pincode input[type="number"]::-webkit-outer-spin-button,
.pincode input[type="number"]::-webkit-inner-spin-button {
    display: none;
}

.pincode input[type="number"]:focus {
    border: 1px solid #1dd216;
}