body {
    font-size: 15pt;
    background-color: #343C3B;
    color: white;
}


button {
    background-color: #5DADE2;
    border: none;
    color: white;
    padding: 12px 28px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    border-radius: 12px;
    transition-duration: 0.4s;
}

button:hover {
  border: 1px solid #5DADE2;
  background-color: #343C3B;
  color:#5DADE2;
  border-radius:0px;
}


#longueur {
  background-color: #343C3B;
  width: 80%;
  height: 100px;
  border-radius: 4px;
  color: white;
}

#answer {
  background-color: #343C3B;
  resize: none;
  width: 80%;
  height: 3em;
  border-radius: 12px;
  color: white;
}

textarea:focus {
  outline: none !important;
  border: 1px #5DADE2;
  box-shadow: 0 0 10px #719ECE;
}

#trap {
  visibility:hidden;
  width: 250px;
  height: 50px;
  background-color: #343C3B;
  color: white;
}