Preview:
body {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  margin: 0;
  background-color: silver;

}

.gameon {
  text-align: center;
  padding: 50px;
  width: 500%;
  height: 90%;
  position: relative;

}

i {
  font-weight: bold;
  font-style: italic;
}

li {
  list-style-position: inside;
}

.dropbtn {
  background-color: #3498DB;
  color: white;
  padding: 16px;
  font-size: 16px;
  border: 1px;
  cursor: pointer;
}

.dropdown {
  position: fixed;
  top: 20px; 
  left: 20px;
}

.dropdown-content {
  display: none;
  position: absolute;
  background-color: #f9f9f9;
  min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1;
}

.dropdown-content a {
  color: black;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  text-align:center;
}

.dropdown:hover .dropdown-content {
  display: block;
}


.footer {
  background-color: silver;
  text-align: center;
  padding: 10px;
  font-size: 12px;
  color: black;
  border-top: 1px solid black;
}
a {
  text-align: right;
}
.footer-dropdown {
  position: relative;
  display: inline-block;
}

.footer-dropdown-content {
  display: none;
  position: absolute;
  top: 0;
  background-color: #fff;
  min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1;
}

.footer-dropdown:hover .footer-dropdown-content {
  display: block;
}
marquee {
  animation: blink 1s infinite; 
}

@keyframes blink {
  50% {
    color: red;
  }
}
.dropdown-content a:hover {
  background-color: #555;
  color: white;
}
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