/* design is adaptive (or responsive) */
/* desktop(1440px <= width) */
/* tablet(768px <= width < 1440px) */
/* mobile(360px <= width < 768px) */
* {
    box-sizing: border-box;
    margin: 0;
}
body {
    height: 100%;
    overflow: hidden;
    padding: 100px 30%;
    flex-direction: column;
    justify-content: space-between;
    font-size: 24px;
    line-height: 24px;
    background-color: #005555;
    color: #00aaaa;
}
.button-start-container,
.buttons-container,
.keyboard-container,
.round-container {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    flex-wrap: wrap;
    padding: 10px;
    gap: 5px;
}
.input-container,
.button-start-container,
.button-newgame-container {
    justify-self: center;
    height: 40px;
}
.repeat-container,
.round-container {
    height: 50px;
}
.keyboardItem {
    display: block;
    width: 25px;
    height: 25px;
}
.next,
.round,
.repeat,
.new-game,
.start,
.easy,
.medium,
.hard {
    min-width: 70px;
    height: 30px;
    border-radius: 10px;
    border: 2px solid #000000;
    transition: 0.3s;
}
.new-game,
.start {
    min-width: 100px;
    height: 40px;
    font-size: 24px;
    background-color: bisque;
}
.repeat-container-active,
.buttons-container-active {
    pointer-events: none;
}
.round,
.active {
    pointer-events: none;
    box-shadow: 0 0 10px 5px rgba(147, 181, 133, 0.3);
}
.true-input {
    pointer-events: none;
    box-shadow: 0 0 5px 5px rgb(73, 255, 1, 0.9);
}
.false-input {
    pointer-events: none;
    box-shadow: 0 0 5px 5px rgb(255, 0, 0, 0.9);
}
.input {
    width: 100%;
    padding: 5px;
    background-color: rgba(72, 255, 0, 0.25);
}
.keyboardItem {
    background-color: rgba(106, 106, 106, 1);
    transition: background-color 0.3s ease;
}
.active-item {
    background-color: rgba(255, 255, 0, 0.7);
}
.display-none {
    display: none;
}
@media (hover: hover) {
    .new-game:hover,
    .next:hover,
    .start:hover,
    .easy:hover,
    .medium:hover,
    .hard:hover,
    .repeat:hover {
        cursor: pointer;
        background-color: #D8D8D8;
        transition: 0.3s;
    }
}