.o_AttachmentBox_content {
    text-align: center;
    display: block;
}
.o_AttachmentList_partialListNonImages {
    .o_Attachment_image {
        cursor: pointer;
    }
    .o_Attachment_filename a {
        color: #4c4c4c;
    }
}
.o_Attachment_url_icon {
    margin: 4px 2px 0px 4px;
}