.griglia {
  display: grid;
  grid-template-columns: auto auto auto;
  grid-gap: 2px;
  background-color: #FFFFFF;
  padding: 5px;
}

.griglia > div {
  background-color: rgba(255, 255, 255, 0.8);
  text-align: center;
  vertical-align: middle;
}

.colonne5 {
  display: grid;
  grid-template-columns: auto auto auto auto auto;
  grid-gap: 2px;
  background-color: #FFFFFF;
  padding: 5px;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

div {
  margin: 2px;
}

select {
  margin: 2px;
  border: 2px solid #4CAF50;
  display: inline-block;
}

img.contenuti {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 90%;
}

img.allegato {
  border-radius: 10%;
  vertical-align: baseline;
}

video {
  max-width: 100%;
  height: auto;
}

video.contenuti {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 90%;
}

table { 
  table-layout: auto;
  width: 100%;
}

table.ricerca, th.ricerca, td.ricerca { 
  border: 1px solid gray;
  border-collapse: collapse;
}

input[type=text], input[type=password] {
  width: auto;
  padding: 2px;
  border: 1px solid #4CAF50;
  border-radius: 2px;
}

textarea {
  width: auto;
  padding: 2px;
  border: 1px solid #4CAF50;
  border-radius: 2px;
  resize: vertical;    
}

ul.menu {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #0033AA;
  position: sticky;
  top: 0;
  width: 100%;
}

li.menu {
  float: left;
}

li.menu a {
  display: block;
  font-size: 1.8vw;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

li.menu a:hover {
  background-color: #003322;
}

.active {
  background-color: #4CAF50;
}

.pulsante {
  border: 2px solid #4CAF50;  
  color: white;
  padding: 8px 16px;
  margin: 2px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 1.4vw;
  transition-duration: 0.4s;
  cursor: pointer;
  background-color: white; 
  color: black; 
}

.pulsante:hover {
  background-color: #4CAF50;
  color: white;
}

.centrato {
  margin: auto;
  width: 60%;
  border: 3px solid #73AD21;
  padding-top: 20px;
  padding-left: 20px;
  padding-right: 20px;
  text-align: center;
  align-content: center;
}