* {
  box-sizing: border-box;
}

body {
  font-family: "Gill Sans", "Gill Sans MT", Calibri, "Trebuchet MS", sans-serif;
  margin: 0;
  padding: 0;
}

@keyframes blink {
  0% {
    border: 3px solid red;
  }
  100% {
    border: 3px solid #cccccc;
  }
}

.flex-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.title {
  border-bottom: 2px solid black;
  padding: 20px 40px;
  margin-bottom: 40px;
}

.input-grid{
  width: 292px;
  height: 349px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-evenly;
  align-items: center;
}

.letter {
  width: 50px;
  height: 50px;
  border: 3px solid #cccccc;
  font-size: 30px;
  font-weight: bold;
  color: #333333;
  outline: none;
  caret-color: transparent;
  text-transform: uppercase;
  display: flex;
  justify-content: center;
  align-items: center;
}

.letter.wrong {
  animation: blink 1s;
}

.letter.correct-position {
  background-color: green;
  color: white;
}

.letter.incorrect-position {
  background-color: #daa520;
  color: white;
}

.letter.not-present {
  background-color: #888888;
  color: white;
}

.result {
  font-size: 25px;
  margin-bottom: 10px;
}

.btn {
  margin-top: 10px;
  display: block;
  width: 250px;
  height: 50px;
  font-size: 20px;
  border: 1px solid black;
  border-radius: 3px;
  background-color: #cccccc;
}

.btn.hidden {
  visibility: hidden;
}

.keyboard{
  display: none;
}

@media (max-width:800px){
  .keyboard{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 8px;
  }

  .keyboard .row{
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 5px;
  }

  .keyboard .row button{
    width: 22px;
    border: 1px solid black;
    border-radius: 3px;
    background-color: #cccccc;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 5px
  }

  .keyboard .row .enter{
    width: 45px;
  }
  .keyboard .row .backspace{
    width: 75px;
  }

  .title {
    font-size: 20px;
    padding: 10px 20px;
    margin-top: 2px;
    margin-bottom: 20px;
  }

  .input-grid{
    width: 236px;
    height: 282px;
  }

  .letter {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }

  .result {
    font-size: 15px;
    margin-top: 15px;
    margin-bottom: 0px;
  }

  .btn { 
    display: block;
    width: 125px;
    height: 25px;
    font-size: 15px;
    margin-top: 10px;
    margin-bottom: 30px;
  }
  
}