.form_contact input,
.form_contact select,
.form_contact textarea {
   font-size:12px;
   font-family:arial,helvetica,sans-serif;
}

.form_contact input.txt,
.form_contact select.txt,
.form_contact textarea.txt {
   width:280px;
   margin:0px;
   height:auto;
}
.form_contact input.mid {
   width:100px;
   margin:0px;
   height:auto;
}
.form_contact input.short {
   width:120px;
   margin:0px;
   height:auto;
}


.form_contact td.mark {
   background-color:#f66;
}

.form_contact input.check, 
.form_contact textarea.check{
   visibility:hidden;
   width:1px;
   height:1px;
}