body { 
  margin: 20px;
  padding: 0;
  background-image: url("/asset/sfondo pagina.jpg");
  background-size: cover;
  background-repeat: no-repeat;
  font-family: "Roboto", sans-serif; 
}

.img_icon{ 
  width: 3.5%;
  height: auto;
}

td {
  vertical-align: top;
  text-align: left;
  padding: 20px;
  color: #0b6fa4;
}

table { 
  border: 5px;
  border-color: black;
  width: 50vw;
  height: 50vh;
  border-collapse: collapse;
  table-layout: fixed;
}

.centratore_tabella {
  display: flex;
  justify-content: center;
}  

.img_header{ 
  width: 100%;
  height: 300px;
}