*{
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
}
.wrapper{
    padding: 2%;
    width: 80%;
    margin: 0 auto;
}
.text-center{
    text-align: center;
    
    background-color: #e1bee7;
}
.menu ul{
    list-style-type: none;
    font-size: large;
}
.menu ul li{
    display: inline;
    padding: 1%;
}
.menu ul li a{
    text-decoration: none;
    font-weight: bold;
    color: black;
}
.menu ul li a:hover{
    color: #ff4757;
}
.footer{
    background-color: #f78fb3;
    color: white;
}
/* hide element */
.hide:hover .hide-item,
.hide:focus .hide-item {
  visibility: hidden;
}

/* other styles */
body {
  font-family: sans-serif;
  font-size: 100%;
  color: #222;
  background-color: #fff;
}

p {
  text-align: center;
}

.hide {
  display: flex;
  justify-content: center;
  list-style-type: none;
  padding: 0;
  margin: 0;
}

.hide > * {
  flex: 0 0 25%;
  font-size: 2em;
  text-align: center;
  padding: 1em 0;
  margin: 0.2em;
  background-color: #ccc;
  border-radius: 0.5em;
  user-select: none;
}

.hide-item {
  background-color: #f66;
  cursor: pointer;
}