.file-upload input[type='file'] {
    display:none;
    opacity:0
}
#fileNameDiv {
    line-height: 25px;
    font-size:11px;
    text-indent: 10px;
    padding-left:4px;
    pointer-events: none;
}
#btnSelectFile {
    cursor: pointer;
    display: block;
    width: 90px;
    background-color: #269abc;
    height:25px;
    color: white;
    font-size: 11px;
    line-height:25px;
    text-align: center;
    -webkit-transition: 500ms all;
    -moz-transition: 500ms all;
    transition: 500ms all;
    float: left;
}

#btnSelectFile:hover {
    background-color: blue;
}