body {
    background-image: url("background.jpg");
    background-repeat:no-repeat;
	background-attachment: fixed;
    background-size:cover;
}

.container {
    text-align: center;
}

.bold {
    font-weight:bold;
	color:black;
}

.center_div {
    border: 1px solid gray;
	opacity:0.8;
    margin-left: auto;
    margin-right: auto;
    width: 70%;
    background-color: white;
    text-align: left;
    padding: 8px;
}
a {
    text-decoration: none;
}
div.img {
    margin: 5px;
    padding: 5px;
	border: none;
    <!border: 1px solid #0000ff;<
    height: auto;
    width: auto;
    float: left;
	opacity:1;
    text-align: center;
}	

p.small {
    line-height: 120%;
}

p.big {
    line-height: 200%;
}

div.img img {
    display: inline;
	opacity:1;
    margin: 5px;
	<!border: none;>
    border: 1px solid #ffffff;
}

div.img a:hover img {
    border: 0px solid #0000ff;
	opacity:1;
}

div.desc {
  text-align: center;
  font-weight: normal;
  width: 250px;
  margin: 1px;
}