[CSS] Requirements Q10: Clock

Problem Solving
[CSS] Requirements Q10: Clock

Isaac S. Lee 2023. 10. 11. 17:54
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        #clock {
            border: 30px dashed #999;
            width: 700px;
            height: 700px;
            position: relative;
            left: 0px;
            top: 0px;
        }

        #hour, #min, #sec {
            border: 16px solid #555;
            width: 50px;
            position: absolute;
            border-radius: 50px;
        }

        #hour>div, #min>div, #sec>div {
            font-variant: small-caps;
            font-weight: bold;
            color: white;
            text-align: center;
            margin-top: 20px;
        }

        #hour {
            background-color: tomato;
            height: 150px;
            left: 309px;
            top: 168px;
            transition-property: all;
            transition-duration: 21600s;
            transition-timing-function: linear;
            transform-origin: center bottom;
        }

        #min {
            background-color: cornflowerblue;
            height: 220px;
            left: 309px;
            top: 98px;
            transition-property: all;
            transition-duration: 360s;
            transition-timing-function: linear;
            transform-origin: center bottom;
        }

        #sec {
            background-color: gold;
            height: 290px;
            left: 309px;
            top: 28px;
            transition-property: all;
            transition-duration: 60s;
            transition-timing-function: linear;
            transform-origin: center bottom;
        }

        #clock:hover #sec {
            transform: rotate(36000deg);
        }

        #clock:hover #min {
            transform: rotate(36000deg);
        }

        #clock:hover #hour {
            transform: rotate(36000deg);
        }
    </style>
</head>

<body>
    <div id="clock">
        <div id="hour">
            <div>Hour</div>
        </div>
        <div id="min">
            <div>Min</div>
        </div>
        <div id="sec">
            <div>Sec</div>
        </div>
    </div>

    <br><br><br><br><br><br>
    <h2 id="source">source code</h2>

    <textarea style="width:700px; height: 500px; margin-top: 10px;margin-right: auto; margin-left: auto; display: block;">
        <div style="width: 700px; margin: 30px auto;">
            <h1 style="margin-top: 0px;">transform(rotate) + transform-origin + transition</h1>
            <div style="margin: 20px 0px; border-left: 3px dotted gray; padding-left: 10px;">
                시계침을 돌리시오.
            </div>
            <div id="clock">
                <div id="hour">
                    <div>Hour</div>
                </div>
                <div id="min">
                    <div>Min</div>
                </div>
                <div id="sec">
                    <div>Sec</div>
                </div>
            </div>
        </div>
	</textarea>
</body>
</html>
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