input {
        font-family: monospace;
    }
    label {
        display: block;
    }
    div {
        margin: 0 0 1rem 0;
    }
    
    .shell {
    position: relative;
    line-height: 1; }
    .shell span {
    position: absolute;
    left: 3px;
    top: 1px;
    color: #ccc;
    pointer-events: none;
    z-index: -1; }
    .shell span i {
    font-style: normal;
    /* any of these 3 will work */
    color: transparent;
    opacity: 0;
    visibility: hidden; }
    
    input.masked,
    .shell span {
    font-size: X-LARGE;
    font-family: monospace;
    padding-left: 10px;
    padding-right: 10px;
 /*   background-color: transparent;	*/
    text-transform: uppercase; }