body.frame {
background-image: url("public/background.jpg");
 background-attachment:fixed;
 background-size:100% auto;
}


body.frame div.main_form_content {
 background-color: rgba(255,255,255,.85)
}

div.z_hidden {
 display:none
}

div.z_hscroll  div.table_block{
overflow-x: scroll;
width: 100%;
}


div.z_hscroll th:first-child,
div.z_hscroll td:first-child {
  /* 横スクロール時に固定する */
  position: -webkit-sticky;
  position: sticky;
  left: 0;
}

div.z_hscroll span.prewrap,
div.z_hscroll a,
div.z_hscroll  span.text_var{
  white-space: nowrap;
}