Да, вы можете настроить пользовательский интерфейс File Upload с помощью CSS & JQuery, Как это ::: 
HTML
<h1>Custom File Upload <span>With jQuery and CSS</span></h1>
<div class="custom-file-upload">
<!--<label for="file">File: </label>-->
<input type="file" id="file" name="myfiles[]" multiple />
</div>
CSS @import url ("http://fonts.googleapis.com/css?family=Lato");
$background: #e74c3c;
$file-upload-color: #c0392b;
$file-upload-size: 300px;
* {
margin: 0;
padding: 0;
@include box-sizing(border-box);
}
body {
font-family: Lato, Arial;
color: #fff;
padding: 55px 25px;
background-color: $background;
}
h1 {
font-weight: normal;
font-size: 40px;
font-weight: normal;
text-transform: uppercase;
span {
font-size: 13px;
display: block;
padding-left: 4px;
}
}
p {
margin-top: 200px;
a {
text-transform: uppercase;
text-decoration: none;
display: inline-block;
color: #fff;
padding: 5px 10px;
margin: 0 5px;
background-color: darken($file-upload-color, 2);
@include transition(all 0.2s ease-in);
&:hover {
background-color: darken($file-upload-color, 5);
}
}
}
.custom-file-upload-hidden {
display: none;
visibility: hidden;
position: absolute;
left: -9999px;
}
.custom-file-upload {
display: block;
width: auto;
font-size: 16px;
margin-top: 30px;
//border: 1px solid #ccc;
label {
display: block;
margin-bottom: 5px;
}
}
.file-upload-wrapper {
position: relative;
margin-bottom: 5px;
//border: 1px solid #ccc;
}
.file-upload-input {
width: $file-upload-size;
color: #fff;
font-size: 16px;
padding: 11px 17px;
border: none;
background-color: $file-upload-color;
@include transition(all 0.2s ease-in);
float: left; /* IE 9 Fix */
&:hover, &:focus {
background-color: darken($file-upload-color, 5);
outline: none;
}
}
.file-upload-button {
cursor: pointer;
display: inline-block;
color: #fff;
font-size: 16px;
text-transform: uppercase;
padding: 11px 20px;
border: none;
margin-left: -1px;
background-color: darken($file-upload-color, 10);
float: left; /* IE 9 Fix */
@include transition(all 0.2s ease-in);
&:hover {
background-color: darken($file-upload-color, 20);
}
}
JS
//Reference:
//http://www.creativesinfotech.com/
;(function($) {
// Browser supports HTML5 multiple file?
var multipleSupport = typeof $('<input/>')[0].multiple !== 'undefined',
isIE = /msie/i.test(navigator.userAgent);
$.fn.customFile = function() {
return this.each(function() {
var $file = $(this).addClass('custom-file-upload-hidden'), // the original file input
$wrap = $('<div class="file-upload-wrapper">'),
$input = $('<input type="text" class="file-upload-input" />'),
// Button that will be used in non-IE browsers
$button = $('<button type="button" class="file-upload-button">Select a File</button>'),
// Hack for IE
$label = $('<label class="file-upload-button" for="'+ $file[0].id +'">Select a File</label>');
// Hide by shifting to the left so we
// can still trigger events
$file.css({
position: 'absolute',
left: '-9999px'
});
$wrap.insertAfter($file)
.append($file, $input, (isIE ? $label : $button));
// Prevent focus
$file.attr('tabIndex', -1);
$button.attr('tabIndex', -1);
$button.click(function() {
$file.focus().click(); // Open dialog
});
$file.change(function() {
var files = [], fileArr, filename;
// If multiple is supported then extract
// all filenames from the file array
if (multipleSupport) {
fileArr = $file[0].files;
for (var i = 0, len = fileArr.length; i < len; i++) {
files.push(fileArr[i].name);
}
filename = files.join(', ');
// If not supported then just take the value
// and remove the path to just show the filename
} else {
filename = $file.val().split('\\').pop();
}
$input.val(filename) // Set the value
.attr('title', filename) // Show filename in title tootlip
.focus(); // Regain focus
});
$input.on({
blur: function() { $file.trigger('blur'); },
keydown: function(e) {
if (e.which === 13) { // Enter
if (!isIE) { $file.trigger('click'); }
} else if (e.which === 8 || e.which === 46) { // Backspace & Del
// On some browsers the value is read-only
// with this trick we remove the old input and add
// a clean clone with all the original events attached
$file.replaceWith($file = $file.clone(true));
$file.trigger('change');
$input.val('');
} else if (e.which === 9){ // TAB
return;
} else { // All other keys
return false;
}
}
});
});
};
// Old browser fallback
if (!multipleSupport) {
$(document).on('change', 'input.customfile', function() {
var $this = $(this),
// Create a unique ID so we
// can attach the label to the input
uniqId = 'customfile_'+ (new Date()).getTime(),
$wrap = $this.parent(),
// Filter empty input
$inputs = $wrap.siblings().find('.file-upload-input')
.filter(function(){ return !this.value }),
$file = $('<input type="file" id="'+ uniqId +'" name="'+ $this.attr('name') +'"/>');
// 1ms timeout so it runs after all other events
// that modify the value have triggered
setTimeout(function() {
// Add a new input
if ($this.val()) {
// Check for empty fields to prevent
// creating new inputs when changing files
if (!$inputs.length) {
$wrap.after($file);
$file.customFile();
}
// Remove and reorganize inputs
} else {
$inputs.parent().remove();
// Move the input so it's always last on the list
$wrap.appendTo($wrap.parent());
$wrap.find('input').focus();
}
}, 1);
});
}
}(jQuery));
$('input[type=file]').customFile();