Custom file input
.file_upload {
position: relative;
overflow: hidden;
float: left;
margin-right: 4px;
}
.file_upload input {
position: absolute;
top: 0;
right: 0;
margin: 0;
opacity: 0;
filter: alpha(opacity=0);
transform: translate(-300px, 0) scale(4);
font-size: 23px;
direction: ltr;
cursor: pointer;
}