#kasten-m #tx-srfeuserregister-pi1-fe_users_form {
  margin-right:21px;
  margin-left:21px;
}
#kasten-m .tx-srfeuserregister-pi1 textarea {
  width:291px;
}
#kasten-m #tx-srfeuserregister-pi1-fe_users_form fieldset {

}