h4 {
  margin-top: 20px;
  font-weight: bold;
  font-size: 35px;
  text-decoration: underline;
}
body {
  background-color: black;
  color: #0f840f;
}
.form-group {
  margin-top: 10px;
  margin-bottom: 15px;
}

#shift {
  width: 40%;
  display: inline-block;
}

.radio {
  display: inline-block;
}

input[type=radio] {
  margin-left: 5px;
  margin-right: 2px;
}

button[type=submit] {
  display: block;
  float: center;
  width: 90px;
  margin-left: 11vh;
}

h1.action {
  margin-right: 5px;
}

* {
  font-family: 'VT323', monospace;
  font-size: 25px;
  color: #0f840f;
}

.blink-me {
  color: #0f840f;
  background-color: black;
  font-size: 50px;
}

.jumbotron {
  background-color: black;
  text-align: center;
}
.btn {
  border: 5px groove gray;
  /*background-color: #bbe2b5;*/
  width: 140px;
  font-size: 18px;
  text-align: center;
  color: darkgreen;
}

#qrcode {
  background-color: white;
  text-align: center;
  padding: 5px;
  display: none;
  border-style: solid;
  border-color: white;
  width: 275px;
  margin-left: 38%;
}

#qr {
  margin: 6vh;
  display: none
  color: #0f840f;
}

.ciphers {
  background-color: #141414;
  border-style: groove;
  border-color: gray;
  border-width: 5px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

select {
  font-size: 20px;
}

#output, #input {
  background-color: #141414;
  color:gray;
  font-size: 20px;
  border: 2px groove;
}

.col-sm-4 {
  text-align: center;
}

#shift, #vigenere-key, #foursquare-key-1, #foursquare-key-2, #xor-key, #crypto-key {
  background-color: #141414;
  color:gray;
  font-size: 20px;
}

#caesar-cipher, #vigenere, #four-square, #xor, #a-e-s-crypto {
  display: none;
}

p {
  text-indent: 50px;
}

div.error-showing {
  height: 2vh;
}

#qr.error-showing {
  margin-top: 4vh;
}

li {
  list-style: none;
  margin-right: 10px;
  border-style: groove;
  border-color: gray;
  border-width: 5px;
  background-color: lightgray;
  padding-left: 10px;
  padding-right: 10px;
  border-radius: 10px;
  width: 160px;
  text-align: center;
}

#navbarSupportedContent {
  /*margin-left: 0%;*/
}

.nav-link {
  color: green;
}

.wiki-link {
  color: gray;
}