/** stili del blocco con lo sfondo ombreggiante **/
.overlay {
   top: 0;
   right: 0;
   bottom: 0;
   left: 0;
   z-index: 10000;
   visibility: hidden;
/* lo sfondo ombregiante  */
   opacity: 0;
   position: fixed; /* posizione fissa */
/* trasformazione della opacita al apertura   */
   -webkit-transition: opacity .5s;
   -moz-transition: opacity .5s;
   -ms-transition: opacity .5s;
   -o-transition: opacity .5s;
   transition: opacity .5s;
}
/* ativazione al clic  */
.overlay:target {
   visibility: visible;
   opacity: 1;
}
/** stili della finestra modale con contenuto */
.modal {
   top: 0;
   right: 0;
   left: 0;
   width: 50%;
   z-index: 10001;
/** trasparenza totale al inizio  */
   opacity: 0;
   display: block;
   visibility: hidden;
   position: absolute;
/* trasformazione della opacità al apertura  */
   -webkit-transition: opacity 500ms ease-in;
   -moz-transition: opacity 500ms ease-in;
   transition: opacity 500ms ease-in; 
   margin: 0 auto;
   padding: 24px;
   min-width: 320px;
   max-width: 1024px;
   width: 100%;
   border: 1px solid rgba(120,120,120,.7);
   -webkit-background-clip: padding-box;
   -moz-background-clip: padding;
   background-clip: padding-box;
   -webkit-box-shadow: 0 0 13px 3px rgba(0,0,0,.5);
   -moz-box-shadow: 0 0 13px 3px rgba(0,0,0,.5);
   box-shadow: 0 0 13px 3px rgba(0,0,0,.5);
}
/* attivare al clic  */
.overlay:target+.modal{
   top: 15%;
   visibility: visible;
   opacity: 1;
}
/* tablet */
@media only screen and (min-width: 768px) and (max-width: 959px) {
.modal {
    width: 95%;
  }
}
/* smartfone*/
@media only screen and (min-width: 459px) and (max-width: 767px) {
.modal {
    width:85%;  
  }
}
/* bottone di chiusura */
.close {
   position: absolute;
   width: 30px;
   height: 30px;
   right: 18px;
   top: 18px;
   z-index: 999999;
   cursor: pointer;
   text-align: center;
   text-decoration: none;
   line-height: 26px;
}
@media (max-width: 530px) {
.close {
   top: 6px;
  }
}
.close:after {
   content: 'X';
   display:block;
   width: 30px;
   height: 30px;
   border: 2px solid;
   -moz-transition: all 0.6s;
   -webkit-transition: all 0.6s;
   transition: all 0.6s;
   -moz-transform: scale(0.85);
   -ms-transform: scale(0.85);
   -webkit-transform: scale(0.85);
   transform: scale(0.85);
}
 
.close:hover:after {
   transform: scale(1);
}
/* Blocco di intestazione del video  */
.video__title {
   height: auto;
   width: 70%;
   padding: 0px 5px 15px 5px;
   color: white;
   font: normal 16px/22px 'Open Sans', Calibri, Arial, sans-serif;
}
@media (max-width: 530px) {
.video__title {
   height: 38px;
   font-size: 12px;
   line-height: 18px;
  }
}
/* blocco adattivo con video  */
.video { 
   position: relative; 
   padding-bottom: 56.25%; 
   height: 0; 
   overflow:hidden; 
} 
.video iframe, 
.video object, 
.video embed {
   position: absolute; 
   top: 0; 
   left: 0; 
   width: 100%;
   height: 100%; 
}