css flexbox.html

<!--Css flexbox means that there's a flexible box. Elements are arrranged in rows and columns format. used in designing responsive layuot structures without using float or positioning -->
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Css - flexbox</title>
    <style>
        .flex-container{
            display: flex;
            flex-direction: row;
            flex-wrap: wrap;
            flex-flow: row wrap;
            justify-content: space-evenly;/*Used to arrange the flex-container items to avoid filling the entire space*/
            border: 1px solid black;
            background-color: aliceblue;
            padding: 5px;
            transition: all ease-in-out 0.5s;
        }
        .flex-container div{
                text-align: center;
                transition-delay: 1s;
                transition: all ease-in-out 0.4s;
        }
        .flex-container div:hover{
                font-family: 'Itallianno', cursive;
                color: white ;
                background-color: rgb(42, 129, 216);
                border: 1px solid rgb(242, 239, 239);
                border-radius: 2.5px;
                transform: scale(1.25);
        }
        img{
            height: 24px;
            width: 24px;
            position: relative;
            top: 100px;
            left: 50%;
            animation: bounce 5s;
        }
        @keyframes bounce {
            0%{
                transform: translateY(0px);
            }
            50%{
                transform: translateY(-70px);
            }
            100%{
                transform: translateY(0px);
            }
            
        }
            
        
        @media (max-width: 780px) {
            .flex-container{
                display: flex;
                flex-direction: column;
                width: 20%;
                height: 100%;
                padding: 2px;
                justify-content: start;
                position: fixed;
                top: 0px;
            }
            .flex-container div{
                text-align: center;
                margin-top: 10px;
                width: 100%;
                transition: all ease-in-out 0.4s;
            }
            .flex-container div:hover{
                font-family: 'Itallianno', cursive;
                color: white ;
                background-color: rgb(42, 129, 216);
                border: 1px solid rgb(242, 239, 239);
                border-radius: 2.5px;
                transform: scale(1.25);
            }
        }
    </style>
</head>
<body>
    <div class="flex-container">
        <div>Item 1</div>
        <div>Item 2</div>
        <div>Item 3</div>
        <div>Item 4</div>
        <div>Item 5</div>
        <div>Item 6</div>
        <div>Item 7</div>
        <div>Item 8</div>
        <div>Item 9</div>
        <!--The flexbox has nine items-->
    </div>
    <img src="images/ball.png" alt="">    
</body>
</html>