body {
    font-family: Arial, sans-serif;
    background: #111;
    color: #fff;
    text-align: center;
    padding: 20px;
}

h1 {
    margin-bottom: 30px;
    text-shadow: 0 0 10px cyan;
    animation: glow 2s infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 10px cyan;
    }

    to {
        text-shadow: 0 0 25px #0ff, 0 0 50px #0ff;
    }
}

.section {
    margin: 40px 0;
    animation: fadeIn 1.5s ease-in-out;
}

h2 {
    margin: 20px 0;
    color: #0ff;
}

.flex-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.box {
    width: 180px;
    height: 120px;
    background: #222;
    border: 2px solid #555;
    display: flex;
    flex-wrap: wrap;
    padding: 5px;
    border-radius: 10px;
    animation: scaleUp 1s ease-in-out;
    transition: transform 0.3s, box-shadow 0.3s;
}

.box:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px cyan;
}

.item {
    width: 40px;
    height: 40px;
    background: #0ff;
    margin: 3px;
    border-radius: 5px;
    animation: bounce 1.5s infinite;
}

.label {
    margin-top: 8px;
    font-size: 14px;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleUp {
    from {
        transform: scale(0.8);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }
}

/* Justify Content Variants */
.jc-start {
    justify-content: flex-start;
}

.jc-center {
    justify-content: center;
}

.jc-end {
    justify-content: flex-end;
}

.jc-around {
    justify-content: space-around;
}

.jc-between {
    justify-content: space-between;
}

.jc-evenly {
    justify-content: space-evenly;
}

/* Align Items Variants */
.ai-start {
    align-items: flex-start;
}

.ai-center {
    align-items: center;
}

.ai-end {
    align-items: flex-end;
}

.ai-stretch {
    align-items: stretch;
}

/* Align Content Variants */
.ac-start {
    align-content: flex-start;
}

.ac-center {
    align-content: center;
}

.ac-end {
    align-content: flex-end;
}

.ac-around {
    align-content: space-around;
}

.ac-between {
    align-content: space-between;
}

.ac-evenly {
    align-content: space-evenly;
}