* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
#gameArea {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    /* border: 2px solid #004; */
    /* border-radius: 10px; */
    /* box-shadow: 2px 2px 12px; */
    /* background-color: #004; */
}
#gameCanvas {
    background: url('../assets/themes/default/background.jpg');
    border-radius: 10px;
    border-top: 2px solid #aaa;
    border-left: 2px solid #aaa;
    border-right: 2px solid #000;
    border-bottom: 2px solid #000;
    box-shadow: 2px 2px 12px;
    /* position: absolute; */
    /* top: 50%; */
    /* left: 50%; */
    /* transform: translate(-50%, -50%); */
}
#overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}
#bordersImg, #tetrominosImg, #deletingRowImg {
    pointer-events: none;
    display: none;
}
#soundEffect {
    display: none;
}
#music {
    display: none;
}
#menu {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    /* left: calc(50% - 150px);
    top: 50px; */
    z-index: 13;
    width: 300px;
    height: 500px;
    padding-top: 65px;
    background: #ccc;
    color: #333;
    font-size: 2.6em;
    font-weight: 700;
    text-align: center;
    display: none;
    border-radius: 12px;
    border: 3px solid #333;
  }
    #menu > input {
      width: 200px;
      height: 50px;
      background: #bb8;
      color: #fff;
      font-size: .8em;
      font-weight: 700;
      border-radius: 12px;
    }