質問編集履歴
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コード追加
test
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File without changes
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test
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@@ -1,3 +1,5 @@
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(2017-08-04 07:14修正)
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初めて質問させていただきます。
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@@ -34,6 +36,208 @@
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34
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組み方とCSSのあて方が悪いようでうまくいきません。
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今はセマンティックを無視するような
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力技で組んでいますが、
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もっと分かりやすく
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管理しやすい構成にしたいです。
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```html
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<html>
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<body>
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<header></header>
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<main class="clearfix">
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<div class="A"></div>
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<div class="BandC">
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<div class="B"></div>
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<div class="C"></div>
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</div>
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</main>
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<footer></footer>
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<style>
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header,
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footer {
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position: relative;
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width: 100%;
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height: 50px;
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background: #0468AD;
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}
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main {
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width: 1000px;
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margin: 0 auto;
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}
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.clearfix::after {
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content: "";
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display: block;
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clear: both;
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}
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.A {
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float: left;
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width: 600px;
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height: 400px;
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background: #719BA5;
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}
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.BandC {
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float: right;
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width: 400px;
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}
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.B,
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.C {
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width: 100%;
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height: 200px;
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}
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.B {
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background: #337D8B;
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}
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.C {
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background: #013356;
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}
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header::before {
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position: absolute;
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display: block;
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content: "";
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background: #05BAA3;
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width: calc(50% + 100px);
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height: 400px;
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top: 50px;
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left: 0;
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z-index: -10;
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}
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header::after {
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position: absolute;
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display: block;
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content: "";
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background: #1E4F5B;
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width: calc(50% - 100px);
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height: 200px;
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top: 50px;
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right: 0;
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z-index: -10;
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}
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footer::before {
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position: absolute;
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display: block;
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content: "";
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background: #A4E6F3;
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width: calc(50% - 100px);
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height: 200px;
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bottom: 50px;
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right: 0;
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z-index: -10;
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}
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</style>
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</body>
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</html>
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```
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240
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243
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###補足情報(言語/FW/ツール等のバージョンなど)
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