body {font-family: Arial; margin: auto; margin-top: 30px; text-align: center; background: black;}
img {border: 0px;} h1 {display: none;}

#web
{
width: 853px;
height: 489px;
margin: auto;
background: url('../img/index.jpg') no-repeat;
position: relative;
}

.a1, .a2, .a3, .a4
{
width: 166px; /* 223px; */
height: 128px;
opacity: 0.92;
filter: alpha(opacity=92);
-moz-opacity: 0.92;
-khtml-opacity: 0.92;
}

.index
{
width: 665px;
height: 327px;
position: absolute;
left: 179px;
top: 17px;
opacity: 0.85;
filter: alpha(opacity=85);
-moz-opacity: 0.85;
-khtml-opacity: 0.85;
}

.a1
{
position: absolute;
left: 177px;
top: 346px;
}

.a2
{
position: absolute;
left: 344px;
top: 346px;
}

.a3
{
position: absolute;
left: 511px;
top: 346px;
}

.a4
{
position: absolute;
left: 678px;
top: 346px;
}

.files {margin: auto; width: 1030px; text-align: center; font-weight: bold; color: white; font-size: 12px; display: block; padding: 5px; border-bottom: 1px solid #018A06;}
.files .fdown {cursor:pointer; color: white;}
.files a {text-decoration: none; color: green;}
.files a:hover {cursor:pointer; text-decoration: underline; color: #15FE15;}
#files {color: #15FE15;}