Radio-Exercise_No.1 / index.html
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<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="UTF-8">
<title>動画プレイヤー</title>
<style>
body {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
background-color: #f0f0f0;
font-family: sans-serif;
padding: 20px;
height: 100vh;
margin: 0;
}
video {
max-width: 100%;
height: auto;
margin-bottom: 10px;
}
.controls {
display: flex;
flex-direction: column;
gap: 15px;
width: 100%;
max-width: 500px;
text-align: center;
}
.control-group {
display: flex;
align-items: center;
justify-content: center;
gap: 10px;
}
input[type="range"] {
flex: none;
}
input[type="number"] {
width: 60px;
}
button {
margin-top: 10px;
}
select {
margin-top: 10px;
}
</style>
</head>
<body>
<h1>ラジオ体操動画プレイヤー<br>For Kushihara</h1>
<video id="videoPlayer" src="v.mp4" controls></video>
<div class="controls">
<div class="control-group">
<label for="speedRange">再生速度:</label>
<input type="range" id="speedRange" min="0.0001" max="20" step="0.0001" value="1" style="width:700px !important;">
<input type="number" id="speedInput" min="0.0001" step="0.0001" value="1">
</div>
<div class="control-group">
<label for="volumeRange">音量:</label>
<input type="range" id="volumeRange" min="0" max="1" step="0.01" value="1">
<input type="number" id="volumeInput" min="0" max="1" step="0.01" value="1">
</div>
<div class="control-group">
<label for="loopCheckbox">ループ再生:</label>
<input type="checkbox" id="loopCheckbox" checked>
</div>
<button onclick="goFullscreen()">全画面</button>
</div>
<div class="control-group">
<label for="videoSelect">動画の音量を選択(動画自体の音量を変更します):</label>
<select id="videoSelect">
<option value="v.mp4">通常音量</option>
<option value="v-2.mp4">大音量(50dB大きい)</option>
</select>
</div>