From this page it’s possible to upload files into this website:

[wordpress_file_upload resetmode=”never” maxsize=”200″ createpath=”true” forcefilename=”true” showtargetfolder=”true” askforsubfolders=”true” subfoldertree=”auto” adminmessages=”true” placements=”title/consent/filename+selectbutton+uploadbutton/subfolders/captcha/userdata/filelist/message” uploadtitle=”Download files” selectbutton=”Select file/Select files” uploadbutton=”upload file/upload files” targetfolderlabel=”upload folder” subfolderlabel=”select subfolder” errormessage=”%filename% file upload error” waitmessage=”%filename% uploading file” personaldatatypes=”userdata and files” consentformat=”checkbox” medialink=”true” postlink=”true” onedriveuserdata=”true” css=”div.file_filelist_totalprogress_div {%n% visibility: hidden !important;%n%}%n%span.subfolder_dir {%n% visibility: hidden !important;%n%}%n%%n%%n%%n%div.wfu_browser_pagerows_1{%n% visibility: hidden !important;%n%}”]