.hellobar {
  background: #00BFFF;
  color: white;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  border: 2px solid #00BFFF;
  border-radius: 4px;
}
.sticky {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
}
.button {
  display: inline-block;
  padding: 6px 9px;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  outline: none;
  color: white;
  background-color: #FF0000;
  border: none;
  border-radius: 5px;
  box-shadow: 0 1px #999;
}

.button:hover {background-color: #DC143C}

.button:active {
  background-color: #DC143C;
  box-shadow: 0 1px #666;
  transform: translateY(4px);
}