.inputs {
    position:absolute;
}

.inputs input {
    border:none;
    background:none;
    width:45px;
    height:22px;
    padding:0;
    box-sizing:border-box;
    margin:2px 1px;
    font-size:1.3em;
    text-align:center;
    text-transform:uppercase;
}

.inputs.vertical input {
    display:block;
}

.inputs.horizontal input {
    float: left;
}

.btn {
    border:none;
    width:45px;
    height:23px;
    padding:0;
    box-sizing:border-box;
    margin:2px 1px;
    position:absolute;
    top:235px;
    left:355px;
}

.btn:hover {
    cursor: pointer;
}