*,
*:before,
*:after {
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    margin: 0px;
    padding: 0px;
    scroll-behavior: smooth;
    font-family: 'Manrope', sans-serif;
    color: var(--light-black);
}

:root {
    --black: #000000;
    --light-black: #090909;
    --dark-gray: #666;
    --light-gray: #bbb;
    --white: #fcfcfc;
}

.container {
    width: 70%;
    min-height: calc(100vh - 50px);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding-top: 40px;
    padding-bottom: 40px;
}

/* BLOCK CLICK */

.block-click {
    height: 300px;
    width: 300px;
    z-index: 5;
    position: fixed;
}

/* TITLE */

.title {
    font-family: 'Inter', sans-serif;
    font-size: 60px;
    color: var(--light-black);
    margin-bottom: 40px;
    user-select: none;
    text-align: center;

    animation: bounceInDown;
    animation-duration: .8s;
}

/* LINE */

.line {
    height: 1px;
    width: 40%;
    max-width: 400px;
    min-width: 250px;
    background-color: #dfdfdf;
}

/* SECTION TITLE */

.section-title {
    font-family: 'Inter', sans-serif;
    font-size: 48px;
    color: var(--light-black);
    margin-bottom: 40px;
    user-select: none;
    text-align: center;

    animation: bounceInDown;
    animation-duration: .8s;
}

/* PLAYER LABEl */

#player-label {
    font-family: 'Inter', sans-serif;
    font-size: 24px;
    color: #2a2a2a;
    margin-top: 60px;
    margin-bottom: 50px;
    user-select: none;
    text-align: center;
}

/* ANIMATION */

.animation-container {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    padding-left: 8px;

    width: 300px;
}

/* GRID */

.grid-container {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;

    max-width: 300px;
}

.grid {
    column-count: 3;
    --webkit-column-count: 3;
    --moz-column-count: 3;
    
    column-gap: 0;
}

.box {
    aspect-ratio: 1 / 1;
    padding: 10px;

    width: 100px;

    color: #dfdfdf;
}

.select-box {
    height: 80px;
    width: 80px;

    user-select: none;
    cursor: pointer;
}

.cross-img,
.circle-img {
    width: 100%;
    display: none;
}

.show {
    display: block;
    animation: zoomIn;
    animation-duration: 0.15s;
}

.bounce {
    animation: heartBeat;
    animation-duration: 2s;
}

.shake {
    animation: headShake;
    animation-duration: 1.5s;
}

/* BUTTON */

.btn {
    background-color: var(--light-black);
    border-radius: 12px;
    color: var(--white);
    text-decoration: none;
    padding: 10px 20px;
    font-size: 18px;
    font-weight: 700;
    transition: .3s;
    cursor: pointer;

    user-select: none;

    animation: bounceInUp;
    animation-duration: .8s;
}

.btn:hover {
    background-color: #242424;
    transition: .3s;
}

.btn-white {
    background-color: #e0e0e0;
    border-radius: 12px;
    color: var(--light-black);
    text-decoration: none;
    padding: 10px 20px;
    font-size: 18px;
    font-weight: 700;
    transition: .3s;
    cursor: pointer;

    user-select: none;

    animation: bounceInUp;
    animation-duration: .8s;
}

.btn-white:hover {
    background-color: #d4d4d4;
    transition: .3s;
}

.home-btn {
    display: flex;
    gap: 15px;
    margin-top: 50px;
}

.bottom-btn {
    display: flex;
    gap: 15px;
    margin-top: 100px;
}

/* POPUP */

.popup-container {
    width: 100%;
    height: 100%;
    position: fixed;
    background-color: rgba(219, 219, 219, 0.4); /* Semi-transparent background */
    backdrop-filter: blur(2px); /* Apply a blur effect */
    -webkit-backdrop-filter: blur(2px); /* For Safari */
    top: 0;
    left: 0;
    z-index: 10;
    display: none;
    align-items: center;
    justify-content: center;
}

.popup {
    z-index: 11;
    height: fit-content;
    width: fit-content;
    width: 330px;
    position: relative;

    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;

    background-color: var(--white);
    padding: 45px;
    border-radius: 12px;

    -webkit-box-shadow: 0px 0px 50px 7px #CACACA; 
    box-shadow: 0px 0px 50px 7px #CACACA;

    animation: slideInDown;
    animation-duration: 0.5s;
}

.popup h2 {
    font-family: 'Inter', sans-serif;
    font-size: 32px;
    margin-bottom: 50px;
}

.popup div {
    display: flex;
    gap: 15px;
}

.show-popup {
    display: flex;
}

/* FOOTER */

footer {
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* MEDIA QUERIES */

@media screen and (max-width: 550px) {
    .title {
        font-family: 'Inter', sans-serif;
        font-size: 40px;
        color: var(--light-black);
        margin-bottom: 30px;
        user-select: none;
        text-align: center;
    }

    .section-title {
        font-family: 'Inter', sans-serif;
        font-size: 34px;
        color: var(--light-black);
        margin-bottom: 30px;
        user-select: none;
        text-align: center;
    }

    #player-label {
        font-family: 'Inter', sans-serif;
        font-size: 24px;
        color: #2a2a2a;
        margin-top: 60px;
        margin-bottom: 50px;
        user-select: none;
        text-align: center;
    }

    .bottom-btn {
        margin-top: 80px;
    }
}