.flex-center-wrapper {
  display: flex;
  display: -webkit-flex;
  align-content: center;
  align-items: center;
  -webkit-align-content: center;
  -webkit-align-items: center;
  justify-content: center;
  -webkit-justify-content: center;
  text-align: center;
}

.flex-row {
  -webkit-flex-direction: row;
  -ms-flex-direction: row;
  flex-direction: row;
}

.flex-column {
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}

.slider-toggle {
	display: block;
	margin: 10px 15px 10px 15px;
	color: white;
	font-size: 18px;
	border: none;
  letter-spacing: 1px;
  width: 50px;
  height: 20px;
  border-radius: 100px;
  text-align: center;
  background-color: rgb(43, 57, 69);
  transition: background-color 0.5s;
}

.buttons-container span {
  color: white;
  font-size: 18px;
  letter-spacing: 1.2px;
}

.selected {
    background-color: rgb(18, 209, 234);
}

.sliding-menu {
  background-color:#ded4cd;
  visibility: hidden;
  position: fixed;
  overflow: hidden;
}

.sliding-menu a, .sliding-menu p {
  font-weight: 100;
  letter-spacing: 2px;
  font-size: 18px;
  color:#454140;
  text-decoration: none;
  margin: 0 0px;
}

.sliding-menu ul {
  list-style: none;
  text-align: left;
  padding: 0;
}

.sliding-menu li {
  margin: 6px auto 6px auto;
}

.sliding-menu hr {
  /*width: 50%;*/
  min-width: 100px;
  border-color: rgb(158, 155, 154);
  margin-top: 10px;
  margin-bottom: 10px;
}

.exit {
  position: absolute;
  font-size: 40px;
  color: white;
  cursor: pointer;
      z-index: 100;
}

.left-exit, .top-exit, .bottom-exit {
  top: 20px;
  right: 40px;
}

.right-exit {
  top: 20px;
  left: 40px;
}

.buttons-container {
  max-width: 700px;
  margin: 0 auto 0 auto;
  -webkit-flex-wrap: wrap;
  flex-wrap: wrap;
}

.note {
  position: absolute;
  width: 250px;
      z-index: 100;
}

.left-note {
  bottom: 3%;
  left: 5%;
}

.right-note {
  bottom: 10%;
  right: 5%;
}

.top-note {
  top: 3%;
  right: 5%;
}

.topleft-note {
  position: fixed;
  top: 75px;
  left: 45px;
      z-index: 100;
}

.bottom-note {
  bottom: 5%;
  right: 3%;
}

#demo-note p {
  text-align: left;
  font-size: 18px;
  color: white;
  margin: 5px 15px;
}

.note p {
  font-size: 18px;
  color: white;
  margin: 20px;
  width: 200px;
  position: static;
  display: inline-block;
}

.arrow {
  fill: white;
  height: 25px;
  width: 25px;
  margin: 0 auto 0 auto;
  display: inline-block;
}

.top-arrow {
  -webkit-transform: rotateZ(90deg);
  -ms-transform: rotateZ(90deg);
  transform: rotateZ(90deg);
}

.topleft-arrow {
  -webkit-transform: rotateZ(205deg);
  -ms-transform: rotateZ(205deg);
  transform: rotateZ(205deg);
}

.right-arrow {
  -webkit-transform: rotateZ(180deg);
  -ms-transform: rotateZ(180deg);
  transform: rotateZ(180deg);
}

.bottom-arrow {
  -webkit-transform: rotateZ(-90deg);
  -ms-transform: rotateZ(-90deg);
  transform: rotateZ(-90deg);
}

.left-menu, .right-menu {width: 300px;}
.top-menu {height: 100%;}
.bottom-menu {height:100px;}

.rotate {
  -webkit-transform: rotateY(360deg);
  -ms-transform: rotateY(360deg);
  transform: rotateY(360deg);
}

.display-off {
  display: none;
}