html,body {
  margin: 0;
  padding: 0;   
  background-image: linear-gradient( #0000006c, #0000006c), url(bg/1646495875316.jpg);
  background-size: cover;
  background-attachment: fixed;
  background-repeat: no-repeat;
  font-family: system-ui;
  position: fixed;
}
header {
  z-index: 99;
  position: sticky;
  top: 0;
  padding: 15px;
  width: 100%;
  height: 25px;
  background: #0000006c;
  border-bottom: white 2px solid;
  backdrop-filter: blur(5px);
  overflow: hidden;
}
header > a {
  padding: 15px;
  height: 100%;
  float: left;
  margin-top: -15px;
  text-decoration: none;
  color: white;
  font-weight: bold;
  transition-duration: 0.5s;
}
header > a:hover {
  background: #FF0000AF;
  text-decoration: underline;
  transition-duration: 0.5s;
}
.active {
  background: #FF0000AF;
}
img {
  
  max-width: 35%;
  float: left;
  border-radius: 15px;
  display: inline;
}
h1,p {
  text-align: center;
}
.links {
  text-align: center;
  position: fixed;
  left: 40%;
  top: 84%;
  
}
.card > a {
  margin-left: 5px;
  font-weight: bold;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
ul {
  float: left;
  display: block;
  margin-right: 25%;
}
.card { 
  width: 50%;
  margin-left: 25%;
  margin-top: 10%;
  padding: 20px;
  background: #0000006c;
  color: #FFFFFFFF;
  border-radius: 20px;
  border: white 2px solid;
  backdrop-filter: blur(5px);
  display: inline-block;
}
@media only screen and (max-width: 960px) {
  html,body {
    font-size: small;
    padding: 5px;
  }
  header {
    margin-top: -2.5%;
    margin-left: -2.5%;
  }
  .card {
    translate: -20%;
    width: 80%;
  }
  ul {
   position: absolute;
   left: 35%;
   top: 2%;
   width: 100%;
  }
  .links {
    left: 80%
  }
}