upload/admin_area/styles/cb_2014/theme/assets/css/less/form-file.less
//some file input variables
@file-input-bg:#FFF;
@file-input-border:#D5D5D5;
@file-input-shadow:~"0 0 0 4px rgba(0,0,0,0.06)";

@file-input-hover-border:#F59942;
@file-input-hover-shadow:~"0 0 0 4px rgba(245, 153, 66, 0.3)";

@file-input-btn-bg:#6FB3E0;
@file-input-name-color:#888;
@file-input-selected-name-color:#666;

@file-input-icon-bg:#D1D1D1;//!ignore
@file-input-selected-icon-bg:#EFAD62;//!ignore
@file-input-selected-icon-picture-bg:#BD7A9D;//!ignore
@file-input-selected-icon-film-bg:#87B87F;//!ignore
@file-input-selected-icon-music-bg:#8B7AC9;//!ignore
@file-input-selected-icon-archive-bg:#EFAD62;//!ignore

@file-remove-bg:#FB7142;
@file-multi-remove-color:#F4C0B1;
@file-multi-border:#AAA;



.ace-file-input {
  position:relative;
  height:38px;
  line-height:38px;
  margin-bottom:9px;

  input[type=file] {
	position:fixed;
	z-index:-2;
	.opacity(0);
  }


  .file-label {
	display:block;
	position:absolute;
	top:0; left:0; right:0; height:30px;
 
	background-color:@file-input-bg;
	border:1px solid @file-input-border;

	cursor:pointer;
 
	//.box-shadow(@file-input-shadow);
	.box-shadow(none);
 
	.transition(~"all 0.15s");
	
	&:hover {
		//.box-shadow(@file-input-hover-shadow);
		.box-shadow(none);
		border-color:@file-input-hover-border;
	}
	&:before { /* the button */
		 display:inline-block;
		 content:attr(data-title);
		  
		 position:absolute;
		 right:0; top:0; bottom:0; padding:0 8px;
		 line-height:24px;
		 text-align:center;
		 
		 background-color:@file-input-btn-bg;
		 color:#FFF;
		 font-size:11px; font-weight:bold;
		 
		 border:2px solid #FFF;
		 border-left-width:4px;
 
		.transition(~"all 0.3s");
	}
	
	
	.file-name { /* the file name container */
		display:inline-block;
		height:28px; max-width:80%;  white-space:nowrap;  overflow:hidden;
		line-height:28px;
		color:@file-input-name-color;
		font-size:13px;
		vertical-align: top;
		 
		position:static;
		padding-left:30px;
		
		&:after { /* the file name */
			display:inline-block;
			content:attr(data-title);
		}
	}
	&.selected  {
		right:16px;
		.file-name {
			color:@file-input-selected-name-color;
		}
		
	}
	
	[class*="icon-"] {
		.ace-file-icon();
	    background-color:@file-input-icon-bg;//should be here
	}
	&.selected .file-name {
		[class*="icon-"]  {
			background-color:@file-input-selected-icon-bg;
		}
		.icon-picture {
			background-color:@file-input-selected-icon-picture-bg;
		}
		.icon-film {
			background-color:@file-input-selected-icon-film-bg;
		}
		.icon-music {
			background-color:@file-input-selected-icon-music-bg;
		}
		.icon-archive {
			background-color:@file-input-selected-icon-archive-bg;
		}
	}
	&.hide-placeholder:before {
		display:none;
	}

  }
 
  a:hover{
	text-decoration:none;
  }
  .remove { /* the remove button */
	 position:absolute;
	 right:-8px; top:6px;
	 display:none;

	 width:17px; text-align:center;
	 height:17px; line-height:15px;
	 
	 font-size:11px; font-weight:normal;

	 background-color:@file-remove-bg;
	 .border-radius(100%);
	 color:#FFF;
	 text-decoration:none;
  }
  .file-label.selected + .remove {
	 display:inline-block;
  }
  


}






.ace-file-icon() {
  display:inline-block;
  position:absolute;
  left:0; top:0; bottom:0;
  line-height:24px;
  width:26px;
  text-align:center;

  font-family:FontAwesome; font-size:13px;


  border:2px solid #FFF;

  color:#FFF;

  .transition(~"all 0.1s");
}











.ace-file-multiple {
  height:auto;
  .file-label {
	 position:relative;
	 height:auto;
	 border:1px dashed @file-multi-border;
	 border-radius:4px;
	 text-align:center;

	 &:before {/* the button */
		 display:inline-block;
		 content:attr(data-title);
		  
		 position:relative;
		 right:0; left:0; margin:12px;
		 line-height:22px;
		 
		 background-color:#FFF;
		 color:#CCC;
		 font-size:18px; font-weight:bold;
		 
		 border:none;
	 }
	 &.selected .file-name [class*="icon-"] {
		.ace-file-icon();
	 }

	 
	 .file-name {
		position:relative;
		display:block;
		padding:0;
		height:auto;
		width:auto; max-width:100%; margin:0 4px;
		border-bottom:1px solid #DDD;
		text-align:left;
		
		&:first-child {
			margin-top:1px;
		}
		&:last-child {
			border-bottom-width:0;
			margin-bottom:1px;
		}
		img {
			padding:2px;
			border:1px solid #D7D7D7;
			background-color:#FFF;
			background-repeat:no-repeat;
			background-position: center;
	 
			margin:4px 8px 4px 1px;
		}
		&:after { /* the file name */
			display:none;
		}
	}
	&.selected .file-name:after { /* the file name */
		display:inline-block;
		white-space:pre;
	}
	.file-name img + [class*="icon-"] , &.selected .file-name img + [class*="icon-"]  {
		display:none;
	}
	
	
  }


  .remove {
	right:-11px; top:-11px;
	border:3px solid #BBB;
	border-radius:32px;

	background-color:#FFF;
	color:red;
	
	width:22px; 
	height:22px;
	line-height:15px;
  }
  .file-label.selected + .remove:hover {
	border-color:@file-multi-remove-color;
  }

}





.ace-file-multiple .file-label {
	.file-name [class*="icon-"] {
	  position:relative;
	  display:block;
	  text-align:center;
	  height:auto; line-height:64px;
	  width:auto;
	  
	  font-size:64px; color:#D5D5D5;
	 
	  margin:4px 0;

	  background-color:transparent;
	}
	
	&.selected:after {
		display:none;
	}
	&.selected .file-name [class*="icon-"]  {
		position:relative;
		margin-right:4px; margin-left:2px;
		line-height:24px;
	}
	
	
	.file-name.large {
		text-align:center;
		border-bottom:2px solid #222;
		margin:0 1px 3px;
		
		&:last-child {
			margin:0 1px;
			border-bottom-width:0;
		}
		&:after { /* image caption */
			position:absolute;
			top:auto; bottom:0; left:0; right:0;
			padding:0 4px;
			background-color:#555;
			color:#FFF;
			.opacity(0.8);
		}

		img {
			border-width:0;
			margin:0;
			padding:0;
		}
	}
	
}




.ace-file-input input[type=file] {
	&.disabled , &[disabled] , &[readonly] {
		+ .file-label {
			cursor: not-allowed;
			background-color:#EEE;
			&:hover {
				//box-shadow: 0 0 0 4px rgba(0,0,0,0.06);
				.box-shadow(none);
				border-color:#E3E3E3;
			}
			&:before {
				border-color:#EEE;
				background-color:#A1AAAF;
			}
		}
	}
	&[readonly] + .file-label {
		cursor:default;
	}
	
}


.ace-file-multiple input[type=file] {
	&.disabled , &[disabled] , &[readonly] {
		+ .file-label {
			&:hover {
				border-color:#AAA;
			}
			&:before {
				background-color:transparent;
			}
			
			[class*="icon-"] {
				border-color:#EEE;
			}
		}
	}
}





/* IE9 needs this like IE8 to prevent "ACCESS denied" errors! */
.ace-file-input input[type=file] {
 /*must be visible and on top for ie8/9 to actually work */
 width:~'100% \0/'; height:~'30px \0/';
 position:~'absolute \0/';
 z-index:~'1 \0/';
 filter:alpha(opacity=0);
 cursor:~'pointer \0/';
}
.ace-file-input input[type=file]:hover + .file-label {
 border-color: @file-input-hover-border~'\0/';
}
.ace-file-multiple input[type=file] {
 height:~'100%\0/';
}
.ace-file-input .remove {
 z-index:~'2\0/';
}