body{
    background-color:#0a0e27;
    color: #e0f7ff;
    font-family:Arial, Helvetica, sans-serif;
    text-align: center;
    margin: 0;
    padding-top: 60px;
}
.button{
    background-color: #1a3a52;
    color: #00ffff;
    border-radius: 5px;
    font-style: italic;
    border: 3px solid #00ffff;
    font-size: 16px;
}
.button:hover {
    background-color: #00ffff;
    color: #0a0e27;
    border-radius: 5px;
    font-style: italic;
    border: 3px solid #00ffff;
    font-size: 16px;
}
.container{
  height: 50px;
  position: relative;
  background-color: #16213e;
  color: #00ffff;
  font: bold italic 20px serif;
  border-radius: 15px;
  border: 5px solid #00ffff;
}
.vertical-center {
  margin: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.t1, .t4, .t7{
    background-color: #1a0f2e;
    color: #ff00ff;
    font: bold italic 20px serif;
    border-radius: 15px;
    border: 5px solid #ff00ff;
    margin: 20px;
    padding: 20px;
}
.t2, .t5{
    background-color: #16213e;
    color: #00d4ff;
    font: bold italic 20px serif;
    border-radius: 15px;
    border: 5px solid #00d4ff;
    margin: 20px;
    padding: 20px;
}
.t3, .t6{
    background-color: #0f3460;
    color: #b300ff;
    font: bold italic 20px serif;
    border-radius: 15px;
    border: 5px solid #b300ff;
    margin: 20px;
    padding: 20px;
}
h1 {
    animation: fadeInUp 1s ease-out;
}
.topnav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  overflow: visible;
  background-color: #16213e;
  border-bottom: 3px solid #00ffff;
  z-index: 1000;
  padding: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-sizing: border-box;
}
.topnav a {
  color: #00ffff;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
  transition: 0.3s;
}
.topnav a:hover {
  background-color: #00ffff;
  color: #0a0e27;
}
.topnav a.active {
  background-color: #00d4ff;
  color: #0a0e27;
}
.topnav #myLinks {
  display: none !important;
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  width: 100%;
  background-color: #16213e;
  border-bottom: 3px solid #00ffff;
  flex-direction: column;
  z-index: 999;
}
.topnav #myLinks.active-menu {
  display: flex !important;
}
.topnav #myLinks a {
  border-bottom: 1px solid #00ffff;
  text-align: center;
  padding: 14px 16px;
  display: block;
}
.topnav #myLinks a:last-child {
  border-right: none;
}
.topnav a.icon {
  font-size: 28px;
  padding: 10px 16px;
  cursor: pointer;
  margin-left: auto;
}