style.css

@import url('https://fonts.googleapis.com/css2?family=Fredoka:wght@300&display=swap');
#particles-js {
  position: fixed; 
  width: 100%;
  height: 100%; 
  background-repeat: no-repeat;
  background-position: 50% 50%; 
  z-index: -1;
}

html {
  font-family: "Fredoka", "sans-serif";
  /*background-color: #1e88e5;*/
  color: white;
}


button {
  font-family: "Fredoka", "sans-serif";
  background-color: #64dd17;
  color: white;
  border-color: white;
  display: block;
  margin: 0 auto;
  font-size: 18px;
  border-radius: 10px;
}

#copy {
  background-color: #AB47BC;
}

#title {
  color: #e53935;
  font-family: "Fredoka", "sans-serif";
}

#footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

#footer a,
#footer img {
  margin: 0 15px;
  width: 100px;
  height: auto;
}

#more_info {
  display: hidden;
}
input {
  font-family: "Fredoka", "sans-serif";
  background-color: #f57f17;
  color: white;
  border-color: white;
  display: block;
  margin: 0 auto;
  font-size: 20px;
  border-radius: 15px;
  border-style: ridge;
}
#aboutblank {
  background-color: #BDBDBD;
}

::placeholder {
  color: #FFC107;
  font-size:20px;
  text-align: center;
  font-family: "Fredoka", "sans-serif";
}
h1,
h3,
h4,
h5,
h6 {
  text-align: center;
  font-family: "Fredoka", "sans-serif";
}

iframe {
  display: block;
  margin: 0 auto;
}

#tip {
  color: lightgreen;
  font-family: "Fredoka", "sans-serif";
}

#condition {
  color: #e53935;
  text-align: center;
  font-size: 18px;
  font-family: "Fredoka", "sans-serif";
}

#seperator {
  text-align: center;
  font-size: 30px;
}
#copy_tip {
  font-family: "Fredoka", "sans-serif";
  color: #AB47BC;
}

#footer a,
#footer img {
  display: inline-block;
  vertical-align: middle;
}

.fade-in {
  opacity: 0;
  transition: opacity 0.65s ease-in;
}

.fade-in.active {
  opacity: 1;
}

body {
  background: linear-gradient(to bottom, rgb(30, 136, 229), rgb(0, 0, 139));
  background-attachment: fixed;
}