style.css

body {
  background-color: rgb(207, 207, 23);
}
h1 {
  text-align: center;
  color: rgb(8, 8, 82);
  text-shadow: 2px 2px #fff;
  font-size: 50px;
  font-family: serif;
}
h2 {
  color: red;
  text-align: center;
  font-size: 40px;
  text-shadow: 2px 2px #fffefe;
}
.Que {
  margin-left: 20%;
  font-size: 22px;
}
pre {
  font-size: 20px;
  color: blue;
  border: 3px solid green;
  width: 70%;
  border-radius: 10px;
  background-color: #cfc9c9;
  padding-top: 20px;
  overflow-x: auto;
  line-height: 30px;
}
.container {
  display: flex;
  justify-content: center;
  justify-content: space-evenly;
}
.row {
  width: 80px;
  height: 30px;
  background-color: rgb(212, 207, 205);
  text-align: center;
  padding-top: 5px;
  font-size: 22px;
  font-weight: bold;
  border-radius: 10px;
}
.row:hover {
  background-color: #000000;
}
a {
  text-decoration: none;
}
a:hover {
  color: #fff;
  text-shadow: 1px 1px #000000;
}

@media screen and (max-width: 1044px) {
  pre {
    width: 90%;
  }
  .Que {
    margin-left: 2%;
  }
}
@media screen and (max-width: 664px) {
  pre {
    font-size: 20px;
  }
}
@media screen and (max-width: 594px) {
  pre {
    font-size: 18px;
    padding: 0;
    line-height: 40px;
    width: 100%;
  }
}
@media screen and (max-width: 442px) {
  pre {
    font-size: 18px;
    padding: 0;
    line-height: 40px;
  }
}

@media screen and (max-width: 480px) {
  .main-row {
    display: block;
  }
}