div {
  user-select: none;
}

.updates{
  background-color:rgb(134, 230, 115);
}

.header{
  position:-webkit-sticky;
  position:sticky;
  top: 0;
  z-index:1;
}

.editmode{
  background-color: pink;
  
}
a{
  color:blue;
  text-decoration: none;
}
.fixed-cell{
  background:#a5b5a5;
  position:sticky;
  left:0;
  z-index:2;
}
.top-cell{
  background:#a5b5a5;
  position:sticky;
  left:0;
  z-index:3;
}