.form-signin {
    width: 100%;
    max-width: 330px;
    padding: 15px;
    margin: 0 auto;
}

.btn-block {
    display: block;
    width: 100%;
}

body {
    font-family: 'Quicksand', serif;
}

.cidpin {
    margin: 3px 5px 5px 5px;
    width: 54px;
    height: 54px;
    left: -webkit-calc(22%);
    left: calc(22%);
    top: -webkit-calc(22%);
    top: calc(22%);
    font-style: normal;
    font-weight: 500;
    font-size: 28px;
    line-height: 33px;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
    text-align: center;
    text-transform: uppercase;
    color: #2e3038;
    /* Hide the spinners in Firefox */
    -moz-appearance: textfield;
}

    .cidpin::-webkit-outer-spin-button,
    .cidpin::-webkit-inner-spin-button {
        -webkit-appearance: none;
        margin: 0;
    }