add popander

style.css

@@ -2345,6 +2345,90 @@ span.rub_back_title{
 }
 
 
+#parent_subscript_win {
+  background-color: rgba(0, 0, 0, 0.8);
+  display: none;
+  position: fixed;
+  z-index: 99999;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  left: 0;
+  text-align: center;
+  white-space: nowrap;
+}
+
+#subscript_win { 
+  width: 90%;
+  max-width: 640px;
+   margin: 10% auto; 
+/*  border: 1px solid #ff6900; */
+  position: relative;
+/* -webkit-box-shadow: 0px 0px 20px #000; */
+/*  -moz-box-shadow: 0px 0px 20px #000; */
+/*  box-shadow: 0px 0px 20px #000; */
+/*  -webkit-border-radius: 15px; */
+/*  -moz-border-radius: 15px; */
+/*  border-radius: 15px; */
+}
+
+
+#close_win {
+background-color: rgba(0, 0, 0, 0.8);
+height: 32px;
+line-height: 32px;
+position: absolute; 
+top: 0; 
+right: 0;
+cursor: pointer;
+font-weight: bold;
+text-align: center;
+text-decoration: none;
+color: rgba(255, 255, 255, 0.9);
+font-size: 18px;
+text-shadow: 0 -1px rgba(0, 0, 0, 0.9);
+width: 32px;
+-moz-box-shadow: 1px 1px 3px #000;
+-webkit-box-shadow: 1px 1px 3px #000;
+box-shadow: 1px 1px 3px #000;
+}
+
+
+.fixed-overlay {
+  position: fixed;
+  overflow: auto;
+  left: 0;
+  top: 0;
+  width: 100%;
+  height: 100%;
+}
+
+.fixed-overlay__modal {
+  text-align: center;
+  white-space: nowrap;
+}
+
+.fixed-overlay__modal::after {
+  display: inline-block;
+  vertical-align: middle;
+  width: 0;
+  height: 100%;
+  content: '';
+}
+
+.modal {
+  display: inline-block;
+  vertical-align: middle;
+}
+
+.modal_container {
+  margin: 50px;
+  text-align: left;
+  white-space: normal;   
+  color: #000;
+}
+
+
 @media screen and ( max-width: 580px ) {
 
   #left{