*{
cursor: inherit;
-khtml-user-select: none;
}
body, html{
height: 100%;
overflow: hidden;
cursor: default;
}
body {
background: #000;
}
#back{
}
#back>div{
position: absolute;
background: #444;
background-attachment: fixed;
animation: square1 1s infinite alternate;
}
@keyframes square1 {
0% {
opacity: 0;
transform: scale(0.5);
}
50% {
opacity: 0;
transform: scale(0.5);
}
100% {
opacity: 1;
transform: scale(1);
}
}