* {
  box-sizing: border-box;
}

body {
    margin: 0;
    overflow-x: hidden;
    font-family: "Segoe UI Light";
    height: 100%;
    color: #999999;
}

html{
    height: 100%;
}

.bg, .bg2 {
  /* Full height */
  height: 40%;
  width: 100%;
    
  /* Center and scale the image nicely */
  
  background-size: auto;
  -webkit-background-size: cover; 
  -moz-background-size: cover;
  -o-background-size: cover;
  display: block;
}

.bg {background: url("/images/material.jpg") no-repeat center center fixed;}
.bg2 {background: url("/images/offerte.jpg") no-repeat fixed;}
.bg3 {
    background: url("/images/3d_big.jpg");
    background-position:top;
    background-repeat: no-repeat;
    background-attachment: fixed;
    height: 40%;
    width: 100%;
}

.bg, .bg2 {
  /* Full height */
  height: 40%;
  width: 100%;
    
  /* Center and scale the image nicely */
  
  background-size: auto;
  -webkit-background-size: cover; 
  -moz-background-size: cover;
  -o-background-size: cover;
  display: block;
}

.row {
  display: flex;
  flex-wrap: wrap;
  padding: 0 4px;
}

/* column da 4 diventa 1
   column2 da 2 diventa 1
   column3 da 4 diventa 2
   column4 rimane 1
   column5 da 2 rimane 2*/

.column, .column3 {
  flex: 25%;
  max-width: 25%;
  padding: 0 4px;
}
.column2, .column5 {
  flex: 50%;
  max-width: 50%;
  padding: 0 4px;
}
.column4 {
  flex: 100%;
  max-width: 100%;
  padding: 0 4px;
}

.column img, .column2 img, .column4 img, .column3 img, .column5 img {
  margin-top: 8px;
  vertical-align: middle;
  width: 100%;
}

.carini {
    color: #969d81;
    font-style: italic;
    font-family: Segoe UI Bold;
}

.download {
    min-height: 340px;
}
h2{
    font-size: 22px;
    color: #969d81;
}
h3{
    font-size: 18px;
    color: #969d81;
}
h4{
    font-size: 16px;
    color: #969d81;
    margin: 0;
}

h6{
    margin: 0;
    font-size: 14px;
    font-weight: normal;
}
.corpo {
    margin: auto;
    padding: 20px 4px;
    max-width: 960px;
}

.corpo a {
    text-decoration: none;
    color: #969d81;
}

p span {
    color: #f5940f;
}

.column img:hover {
    transition: .5s ease;
    opacity: 0.3;
}
/* Add padding BETWEEN each column (if you want) */
/* Content */
.content {
  background-color: white;
  padding: 10px;
}



/* Responsive layout - makes a two column-layout instead of four columns */
@media screen and (max-width: 800px) {
  .column {
    flex: 50%;
    max-width: 50%;
  }
}

/* Responsive layout - makes the two columns stack on top of each other instead of next to each other */
@media screen and (max-width: 600px) {
  .column, .column2 {
    flex: 100%;
    max-width: 100%;
  }
    .column3, .column5 {
    flex: 100%;
    max-width: 50%;
    }
    .bg3 {
    background: url("/images/3d_small.jpg");
    background-position:top;
    background-repeat: no-repeat;
    background-attachment: fixed;
    height: 40%;
    width: 100%;
    }
}