Opacitet (opacity)

Box 1

#box1 {
width: 300px;
float: left;
margin: 20px;
padding: 20px;
border: 15px solid #fff;
border-radius: 20px;
box-shadow: 5px 5px 10px rgba(0,0,0, 0.4);
background-color: #BAD1BA;
opacity: 0.9;
}

Box 2

#box2 {
width: 300px;
float: left;
margin: 20px;
padding: 20px;
border: 15px solid #BAD1BA;
border-radius: 20px;
box-shadow: 5px 5px 10px rgba(0,0,0, 0.4);
background-color: #fff;
opacity: 0.9;
}

Box 3

#box3 {
width: 300px;
float: left;
margin: 20px;
padding: 20px;
border: 15px solid #fff;
border-radius: 20px;
box-shadow: 5px 5px 10px rgba(0,0,0, 0.4);
background-color: #BAD1BA;
opacity: 0.7;
}

Box 4

#box4 {
width: 300px;
float: left;
margin: 20px;
padding: 20px;
border: 15px solid #BAD1BA;
border-radius: 20px;
box-shadow: 5px 5px 10px rgba(0,0,0, 0.4);
background-color: #fff;
opacity: 0.7;
}

Box 5

#box5 {
width: 300px;
float: left;
margin: 20px;
padding: 20px;
border: 15px solid #fff;
border-radius: 20px;
box-shadow: 5px 5px 10px rgba(0,0,0, 0.4);
background-color: #BAD1BA;
opacity: 0.5;
}

Box 6

#box6 {
width: 300px;
float: left;
margin: 20px;
padding: 20px;
border: 15px solid #BAD1BA;
border-radius: 20px;
box-shadow: 5px 5px 10px rgba(0,0,0, 0.4);
background-color: #fff;
opacity: 0.5;
}

Box 7

#box7 {
width: 300px;
float: left;
clear: left;
margin: 20px;
padding: 20px;
border: 15px solid #fff;
border-radius: 20px;
box-shadow: 5px 5px 10px rgba(0,0,0, 0.4);
background-color: #BAD1BA;
opacity: 0.3;
}

Box 8

#box8 {
width: 300px;
float: left;
clear: right;
margin: 20px;
padding: 20px;
border: 15px solid #BAD1BA;
border-radius: 20px;
box-shadow: 5px 5px 10px rgba(0,0,0, 0.4);
background-color: #fff;
opacity: 0.3;
}