body{background-color:white; padding-top:10px; font:100 14px 'Open Sans'}

#lipsum{width:690px; margin:30px auto; color:#34495e;text-align:justify}

img{float:left; margin:0 10px 10px 0;}

.yapiskan{
  background-color:#e74c3c; 
  color:white; 
  font-size:24px; 
  padding:5px; 
  text-align:center; 
  position: fixed; 
  left:0; 
  top:0; 
  width:100%; 
  transition: top .5s;
}

.gizle {
  top: -90px;
}
.sabit {
  top:0;
	z-index: 9999;
}