body{
  margin: 0;
  padding: 12px;
  text-align: center;
  background: #2d2d2d;
  display: grid;
}

.board{
  position: relative;
  width: 210px;
  height: 180px;
  background-color: rgba(0, 0, 0, 0.5);
  margin: 0 auto;
  border: none;
  outline: none;
  top: 200px;
  border-radius: 12px;
  box-shadow: 4px 4px 5px #333;
}

input{
  width: 80%;
  height: 30px;
  margin: 7px;
  padding: 3px;
  border-radius: 7px;
  background: #000;
  color: #fff;
}

button{
  width: 100px;
  height: auto;
  padding: 8px;
  margin: 10px;
  border-radius: 12px;
  background: #1B008F;
  color: #fff;
  font-size: 16px; 
  border: none;
  outline: none;
  box-shadow: 0 0 6px #000;
}

button:hover{
  background-image: linear-gradient(300deg, #1B008F, #003BB0);
}

button:active{
  background: #003BB0;
}