* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: #000000;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 304 304' width='304' height='304'%3E%3Cpath fill='%2300ce25' fill-opacity='0.4' d='M44.1 224a5 5 0 1 1 0 2H0v-2h44.1zm160 48a5 5 0 1 1 0 2H82v-2h122.1zm57.8-46a5 5 0 1 1 0-2H304v2h-42.1zm0 16a5 5 0 1 1 0-2H304v2h-42.1zm6.2-114a5 5 0 1 1 0 2h-86.2a5 5 0 1 1 0-2h86.2zm-256-48a5 5 0 1 1 0 2H0v-2h12.1zm185.8 34a5 5 0 1 1 0-2h86.2a5 5 0 1 1 0 2h-86.2zM258 12.1a5 5 0 1 1-2 0V0h2v12.1zm-64 208a5 5 0 1 1-2 0v-54.2a5 5 0 1 1 2 0v54.2zm48-198.2V80h62v2h-64V21.9a5 5 0 1 1 2 0zm16 16V64h46v2h-48V37.9a5 5 0 1 1 2 0zm-128 96V208h16v12.1a5 5 0 1 1-2 0V210h-16v-76.1a5 5 0 1 1 2 0zm-5.9-21.9a5 5 0 1 1 0 2H114v48H85.9a5 5 0 1 1 0-2H112v-48h12.1zm-6.2 130a5 5 0 1 1 0-2H176v-74.1a5 5 0 1 1 2 0V242h-60.1zm-16-64a5 5 0 1 1 0-2H114v48h10.1a5 5 0 1 1 0 2H112v-48h-10.1zM66 284.1a5 5 0 1 1-2 0V274H50v30h-2v-32h18v12.1zM236.1 176a5 5 0 1 1 0 2H226v94h48v32h-2v-30h-48v-98h12.1zm25.8-30a5 5 0 1 1 0-2H274v44.1a5 5 0 1 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0 0 0-5.66 0h-2.07a5 5 0 0 1 9.8 0zM5.9 0A5.02 5.02 0 0 1 0 5.9V3.83A3 3 0 0 0 3.83 0H5.9zm294.2 0h2.07A3 3 0 0 0 304 3.83V5.9a5 5 0 0 1-3.9-5.9zm3.9 300.1v2.07a3 3 0 0 0-1.83 1.83h-2.07a5 5 0 0 1 3.9-3.9zM97 100a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-48 32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32 48a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16-64a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 96a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-144a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-96 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm96 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16-64a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-32 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zM49 36a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-32 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zM33 68a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-48a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 240a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16-64a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm80-176a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32 48a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm112 176a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm-16 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zM17 180a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0 16a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm0-32a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6zM17 84a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm32 64a3 3 0 1 0 0-6 3 3 0 0 0 0 6zm16-16a3 3 0 1 0 0-6 3 3 0 0 0 0 6z'%3E%3C/path%3E%3C/svg%3E");
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow-x: hidden;
  font-family: "Poppins", sans-serif;
}

.wrapper {
  background-color: rgba(0, 0, 0, 0.795);
  max-width: 960px;
  width: 100%;
  height: 70vh;
  text-align: center;
  padding: 1em;
}

h2 {
  font-size: 3vw;
  font-family: "Audiowide", cursive;
  color: #00b200;
  letter-spacing: 2px;
  padding: 0;
  animation: colorChange 9s ease-in-out 0s infinite;
}

h3 {
  font-size: 2vw;
  font-family: "Audiowide", cursive;
  color: #00b200;
  letter-spacing: 2px;
  padding: 0;
  margin-top: 0;
  margin-bottom: 0;
  animation: colorChange 6s ease-in-out 4s infinite;
}

h4 {
  padding-bottom: 1em;
}

h5 {
  font-size: 10px;
  letter-spacing: 2px;
  color: #006000;
  padding: 0;
  margin: 0 0 1vh 0;
  animation: colorChange 6s ease-in-out 2s infinite;
}

.key svg {
  position: relative;
  transform: rotate(45deg);
  width: 150px;
  height: auto;
  background-color: transparent;
  padding: 0;
  border-style: none;
  box-shadow: 0 0 0 0 transparent;
  z-index: 0;
}

h4 {
  font-size: 14px;
  color: #00b200;
}

.litery {
  word-break: break-all;
  color: #00b200;
  font-size: 20px;
  margin-left: 8px;
  margin-right: 8px;
  margin-bottom: 1em;
}

.podaj {
  display: inline;
  color: #00b200;
  z-index: 200000;
}

input:focus,
textarea {
  outline: none !important;
}

input#signNumbers {
  text-align: center;
  margin-left: 1em;
  width: 50px;
  height: 24px;
  border: 2px solid #00b200;
  background-color: #2c2c2c;
  color: #fff;
  font-weight: bold;
}

input#signNumbers:focus {
  background-color: #000;
  color: #fff;
  font-weight: bold;
}

label {
  color: #00b200;
}

input#speChar {
  position: relative;
  background-color: #00b200;
  color: #000;
}

input#speChar::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #adadad;
  font-weight: bold;
  transition: 0.3s;
}

input#speChar:checked::after {
  content: "✓";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #00cb00;
  text-align: center;
  font-size: 10px;
  font-weight: bold;
}

input#generate {
  display: flex;
  justify-content: center;
  align-items: center;
  max-width: 390px;
  width: 100%;
  margin: 20px auto;
  background-color: #2c2c2c;
  border: 5px solid #222222;
  border-left-color: #343434;
  border-top-color: #454545;
  border-bottom-color: #141414;
  border-right-color: #141414;
  box-shadow: 0 18px 16px -16px black;
  padding: 10px 10px;
  font-size: 20px;
  color: #00cb00;
  transition: 0.5s;
}

input#generate:hover {
  cursor: pointer;
  background-color: #1d1d1d;
  border-left-color: #313131;
  border-top-color: #2a2a2a;
  border-bottom-color: #111111;
  border-right-color: #111111;
  color: #00b200;
}

input#reset,
#btnCopy {
  cursor: pointer;
  background-color: #1a1d1d;
  color: #ccc;
  padding: 3px 10px;
  border-color: #535353;
  transition: 0.5s;
}

input#reset:hover,
#btnCopy:hover {
  background-color: #0f0f0f;
  border-color: #222222;
}

.res {
  /* display: flex;
  justify-content: center;
  align-items: center; */
  text-align: center;
  max-width: 390px;
  width: 100%;
  height: 53px;
  margin: 20px auto;
  background-color: #2c2c2c;
  border: 5px solid #222222;
  border-left-color: #343434;
  border-top-color: #454545;
  border-bottom-color: #141414;
  border-right-color: #141414;
  box-shadow: 0 18px 16px -16px black;
  padding: 10px 10px;
  font-size: 20px;
  color: #00cb00;
  resize: none;
}

.res::selection {
  background-color: #00b200;
  color: #000;
}

footer {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  color: #b2a600;
  padding: 0;
  font-size: 18px;
  font-weight: bold;
  letter-spacing: 1px;
}

footer a {
  color: #b2a600;
  text-decoration: none;
  transition: 0.6s;
}

footer a:hover {
  color: #fffb00;
}

@keyframes colorChange {
  0% {
    color: #006000;
  }

  25% {
    color: #009700;
  }

  50% {
    color: #00ca00;
  }

  75% {
    color: #009700;
  }

  100% {
    color: #006000;
  }
}

@media only screen and (max-width: 475px) {
  .wrapper {
    height: 86vh;
    padding: 1em 20px;
  }

  h2 {
    font-size: 20px;
    font-family: "Audiowide", cursive;
    letter-spacing: 2px;
    padding: 0;
  }

  h3 {
    font-size: 13px;
    font-family: "Audiowide", cursive;
    color: #00b200;
    letter-spacing: 2px;
    padding: 0;
    margin-top: 0;
    margin-bottom: 0;
  }

  h5 {
    font-size: 10px;
    letter-spacing: 2px;
    color: #006000;
    padding: 0;
    margin: 0 0 1vh 0;
    animation: colorChange 30s ease-in-out 3s infinite;
  }

  h4 {
    font-size: 16px;
  }

  .litery {
    font-size: 12px;
    padding: 0 3px;
  }

  .podaj {
    display: block;
    font-size: 14px;
    padding: 0 3px;
  }

  input#signNumbers {
    margin: 10px 0 10px 1px;
  }

  input#generate {
    font-size: 14px;
    text-align: center;
  }

  .res {
    max-width: 390px;
    width: 100%;
    height: 46px;
    margin: 20px auto;
    padding: 8px 10px;
    font-size: 16px;
  }

  footer {
    position: absolute;
    bottom: 5px;
    font-size: 14px;
  }
}

@media only screen and (max-width: 360px) {
  .wrapper {
    padding: 1em 10px;
  }

  h4 {
    font-size: 18px;
    padding-bottom: 1em;
  }

  input#generate {
    /* max-width: 90vw; */
    margin: 10px auto;
    padding: 8px 10px;
    font-size: 16px;
    line-height: 16px;
  }

  .res {
    /* max-width: 90vw; */
    height: 42px;
    padding: 6px 10px;
    margin: 10px auto;
    font-size: 16px;
    line-height: 20px;
  }

  footer {
    bottom: 5px;
  }
}

@media only screen and (max-width: 240px) {
  h2 {
    font-size: 14px;
  }

  h3 {
    font-size: 10px;
  }

  h4 {
    font-size: 12px;
  }

  .podaj {
    font-size: 10px;
    color: #eec139;
  }

  .litery {
    margin-bottom: 5px;
  }

  input#generate {
    max-width: 96vw;
    margin: 7px auto;
    padding: 3px 10px;
    font-size: 14px;
    line-height: 14px;
  }

  input#reset {
    padding: 2px 10px;
    font-size: 12px;
  }

  .res {
    max-width: 83vw;
    height: 16px;
    padding: 2px 10px;
    margin: 7px auto;
    font-size: 12px;
    line-height: 16px;
  }

  footer {
    bottom: 2px;
    font-size: 10px;
  }
}