{"id":53162,"date":"2018-05-17T23:34:30","date_gmt":"2018-05-17T14:34:30","guid":{"rendered":"https:\/\/www.sejuku.net\/blog\/?p=53162"},"modified":"2025-09-04T10:37:38","modified_gmt":"2025-09-04T01:37:38","slug":"%e3%80%90css%e3%80%91%e3%82%b5%e3%82%a4%e3%83%88%e3%82%92%e3%81%8a%e3%81%97%e3%82%83%e3%82%8c%e3%81%ab-%e8%83%8c%e6%99%af%e3%81%ab%e3%82%b0%e3%83%a9%e3%83%87%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/53162","title":{"rendered":"CSS\u3067\u80cc\u666f\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u304b\u3051\u308b\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac"},"content":{"rendered":"

\u3053\u3093\u306b\u3061\u306f\uff01\u30e9\u30a4\u30bf\u30fc\u306e\u30ca\u30ca\u30df\u3067\u3059\u3002<\/p>\n

\u6700\u8fd1\u3001\u7d20\u6575\u306a\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u80cc\u666f\u3092\u4f7f\u3063\u3066\u3044\u308bWEB\u30b5\u30a4\u30c8\u3092\u3088\u304f\u898b\u304b\u3051\u307e\u3059\u306d\u3002<\/p>\n

\u3053\u3093\u306a\u611f\u3058\u306e\u3084\u3064\u3067\u3059\u3002<\/p>\n

\"gradation1\"<\/p>\n

\u81ea\u5206\u3082\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u3066\u7d20\u6575\u306aWEB\u30b5\u30a4\u30c8\u3092\u4f5c\u308a\u305f\u3044\u2026<\/strong>\u306a\u3093\u3066\u601d\u3063\u3066\u3044\u307e\u305b\u3093\u304b\uff1f<\/p>\n

\u5b9f\u306f\u3053\u308c\u3001CSS\u3067\u3055\u304f\u3063\u3068\u5b9f\u88c5\u3067\u304d\u3061\u3083\u3046\u3093\u3067\u3059\u3002<\/strong><\/span><\/p>\n

\u3068\u3044\u3046\u3053\u3068\u3067\u4eca\u56de\u306f\u3001CSS\u306e\u307f\u3067\u5b9f\u88c5\u3059\u308b\u80cc\u666f\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3<\/strong>\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u307e\u3057\u305f\uff01<\/p>\n

\u30fb\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u4ed8\u3051\u65b9
\n\u30fb\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u4f8b
\n\u30fb\u5b9f\u88c5\u6642\u306e\u6ce8\u610f\u70b9<\/p>\n

\u306e\u3054\u7d39\u4ecb\u3092\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n

\u80cc\u666f\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u3064\u3051\u308b\u3060\u3051\u3067\u3001WEB\u30b5\u30a4\u30c8\u304c\u8d85\u304a\u3057\u3083\u308c\u306b\u306a\u308a\u307e\u3059\u3002
\n\u30ac\u30f3\u30ac\u30f3\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u3061\u3083\u3044\u307e\u3057\u3087\u3046\uff01<\/p>\n

\u4eca\u56de\u306e\u8a18\u4e8b\u306e\u57fa\u672c\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h2>\n

\u4eca\u56de\u306e\u8aac\u660e\u306f\u4e0b\u8a18\u306eHTML\u3068CSS\u3092\u57fa\u672c\u306b\u9032\u3081\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n

HTML<\/p>\n

<div class=\"background_test\">\n    <div class=\"logo_test\">\n        \u30ed\u30b4\n    <\/div>\n<\/div>\n<\/pre>\n
CSS<\/p>\n
.logo_test {                    \/* \u30ed\u30b4\u90e8\u5206\u306e\u6307\u5b9a *\/\n    text-align:  center;        \/* \u6587\u5b57\u3092\u4e2d\u592e\u63c3\u3048 *\/\n    padding: 10px;                \/* \u4f59\u767d\u6307\u5b9a *\/\n    color:  #fff;                \/* \u6587\u5b57\u306e\u8272\u6307\u5b9a *\/\n    border:  solid 1px #fff;    \/* \u67a0\u7dda\u6307\u5b9a *\/\n    width: 220px;                \/* \u5e45\u6307\u5b9a *\/\n    margin:  0 auto;            \/* \u4e2d\u592e\u5bc4\u305b *\/\n    font-size: 40px;            \/* \u6587\u5b57\u30b5\u30a4\u30ba\u6307\u5b9a *\/\n}\n\n.background_test {                \/* \u80cc\u666f\u90e8\u5206\u306e\u6307\u5b9a *\/\n    padding: 180px;                \/* \u4f59\u767d\u6307\u5b9a *\/\n}\n<\/pre>\n
\u7dda\u72b6\u306e\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u3064\u3051\u308b<\/h2>\n
\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u3044\u3048\u3070\u3001\u5de6\u304b\u3089\u53f3\u306b\u8272\u304c\u5909\u308f\u3063\u305f\u308a\u3001\u4e0a\u304b\u3089\u4e0b\u306b\u8272\u304c\u5909\u308f\u3063\u305f\u308a\u3059\u308b\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u306d\u3002
\n\u4e00\u65b9\u5411\u306b\u5411\u304b\u3063\u3066\u8272\u306e\u5909\u5316\u304c\u3042\u308b\u3082\u306e\u3092\u3001\u7dda\u72b6\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3<\/strong><\/span>\u3068\u8a00\u3044\u307e\u3059\u3002<\/p>\n
\"gradation2.2\"<\/p>\n
\u7dda\u72b6\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u3001background<\/strong><\/span>\u306blinear-gradient<\/strong><\/span>\u3068\u3044\u3046\u5024\u3092\u3064\u3051\u308b\u3053\u3068\u3067\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u65e9\u901f\u5b9f\u88c5\u65b9\u6cd5\u3084\u4f8b\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n
linear-gradient\u306e\u4f7f\u3044\u65b9<\/h3>\n
linear-gradient<\/strong><\/span>\u306fbackground<\/strong><\/span>\u306e\u5024\u306e\u4e00\u3064\u3067\u3001\u7dda\u72b6\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3067\u304d\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n
\u66f8\u304d\u65b9\u306f\u3053\u3093\u306a\u611f\u3058\u3067\u3059\u3002<\/p>\n
CSS<\/p>\n
\u30bb\u30ec\u30af\u30bf {\n    background: linear-gradient(\u8272\u304c\u5909\u308f\u3063\u3066\u3044\u304f\u65b9\u5411\u3084\u89d2\u5ea6, \u958b\u59cb\u8272, \u7d42\u4e86\u8272));\n}\n<\/pre>\n
\u30ab\u30c3\u30b3\u306e\u4e2d\u306b\u3001\u8272\u304c\u5909\u308f\u3063\u3066\u3044\u304f\u65b9\u5411\u3084\u89d2\u5ea6\u3001\u305d\u3057\u3066\u8272\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u81ea\u7531\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u80cc\u666f\u306b\u5b9f\u88c5\u3057\u3066\u307f\u308b\u3068\u2026<\/p>\n
\"gradation2.2\"
\nCSS<\/p>\n
.background_test {\n    background: linear-gradient(90deg, rgb(22, 135, 237), rgb(20, 55, 90));\n}\n<\/pre>\n
\u5de6\u304b\u3089\u53f3\u306b\u5411\u304b\u3063\u3066\u8272\u304c\u5909\u308f\u3063\u3066\u3044\u304f\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002
\n\u3053\u308c\u3060\u3051\u3067\u304a\u3057\u3083\u308c\u306b\u306a\u308a\u307e\u3059\u306d\uff01<\/p>\n
\u5b9f\u88c5\u4f8b<\/h3>\n
\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u3044\u3046\u3068\u3001\u9752\u3068\u8584\u6c34\u8272\u3068\u304b\u3001\u8d64\u3068\u30aa\u30ec\u30f3\u30b8\u3068\u304b\u3001\u540c\u7cfb\u8272\u306e\u8272\u3092\u4f7f\u3046\u30a4\u30e1\u30fc\u30b8\u304c\u3042\u308a\u307e\u3059\u306d\u3002<\/p>\n
\u3057\u304b\u3057\u3001\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u9b45\u529b\u306f\u4f55\u3068\u8a00\u3063\u3066\u3082\u305d\u306e\u6ed1\u3089\u304b\u306a\u6df7\u3056\u308a\u5177\u5408\u3002
\n\u4e0b\u8a18\u306e\u4f8b\u306e\u3088\u3046\u306b\u3001\u3044\u308d\u3093\u306a\u8272\u3067\u8a66\u3057\u3066\u307f\u308b\u306e\u304c\u304a\u3059\u3059\u3081\u3067\u3059\uff01<\/strong><\/span><\/p>\n
\u3044\u308d\u3093\u306a\u8272\u3067\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3<\/h4>\n
\"gradation2\"<\/p>\n
CSS<\/p>\n
.background_test {\n    background: linear-gradient(-20deg, #d558c8 0%, #24d292 100%);\n}\n<\/pre>\n
\u3061\u3087\u3063\u3068\u30aa\u30fc\u30ed\u30e9\u307f\u305f\u3044\u306a\u611f\u3058\u306b\u306a\u308a\u307e\u3059\u306d\u3001\u304a\u3057\u3083\u308c\uff01<\/p>\n
3\u8272\u4ee5\u4e0a\u3067\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3<\/h4>\n
\"gradation2-2\"<\/p>\n
CSS<\/p>\n
.background_test {\n    background: linear-gradient(-225deg, #2CD8D5 0%, #C5C1FF 56%, #FFBAC3 100%);\n}\n<\/pre>\n
\u3053\u3093\u306a\u98a8\u306b3\u8272\u3067\u30824\u8272\u3067\u3082<\/strong><\/span>\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\n\u8272\u6570\u304c\u591a\u304b\u3063\u305f\u308a\u3059\u308b\u3068\u3054\u3061\u3083\u3054\u3061\u3083\u3057\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u306d\u3002<\/p>\n
\u5186\u72b6\u306e\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u3064\u3051\u308b<\/h2>\n
\u8981\u7d20\u306e\u5468\u308a\u304b\u3089\u771f\u3093\u4e2d\u306b\u5411\u304b\u3063\u3066\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3057\u3066\u3044\u308b\u72b6\u614b\u3092\u3001\u5186\u5f62\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3<\/strong><\/span>\u3068\u3044\u3044\u307e\u3059\u3002
\n\u771f\u3093\u4e2d\u3089\u3078\u3093\u304c\u5186\u306b\u306a\u308b\u306e\u3067\u3001\u5186\u5f62\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002<\/p>\n
\"gradation3-1\"<\/p>\n
\u3053\u308c\u306fbackground<\/strong><\/span>\u306bradial-gradient<\/strong><\/span>\u3092\u6307\u5b9a\u3059\u308c\u3070\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n
radial-gradient<\/h3>\n
radial-gradient<\/strong><\/span>\u306f\u3001\u5186\u5f62\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3067\u304d\u308bbackground<\/strong><\/span>\u306e\u5024\u3067\u3059\u3002<\/p>\n
\u4e0b\u8a18\u306e\u3088\u3046\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
CSS<\/p>\n
.background_test {\n    background: radial-gradient(\u5f62\u72b6\u3084\u4e2d\u5fc3\u4f4d\u7f6e\u3001\u958b\u59cb\u8272, \u7d42\u4e86\u8272);\n}\n<\/pre>\n
\u5024\u306e\u540d\u524d\u4ee5\u5916\u306f\u3001linear-gradient\u3068<\/strong><\/span>\u307b\u307c\u4e00\u7dd2\u3067\u3059\u3002
\n\u30ab\u30c3\u30b3\u306e\u4e2d\u3067\u8272\u306a\u3069\u3092\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\u5f62\u72b6\u3084\u4e2d\u5fc3\u4f4d\u7f6e\u306f\u3001\u8a18\u8ff0\u3057\u306a\u304f\u3066\u3082\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n
\"gradation3-1\"<\/p>\n
CSS<\/p>\n
.background_test {\n    background: radial-gradient(rgb(169, 214, 255), rgb(0, 80, 159));\n}\n<\/pre>\n
\u7dda\u72b6\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u306f\u307e\u305f\u9055\u3063\u305f\u304a\u3057\u3083\u308c\u611f\uff01<\/p>\n
\u771f\u3093\u4e2d\u306b\u5411\u304b\u3063\u3066\u5909\u5316\u3059\u308b\u306e\u3067\u3001\u914d\u8272\u6b21\u7b2c\u3067\u306f\u771f\u3093\u4e2d\u3092\u3061\u3087\u3063\u3068\u76ee\u7acb\u305f\u305b\u308b\u611f\u3058\u306b\u3067\u304d\u307e\u3059\u306d\u3002<\/p>\n
\u5b9f\u88c5\u4f8b<\/h3>\n
\u7dda\u72b6\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u540c\u3058\u304f\u3001\u914d\u8272\u3084\u6307\u5b9a\u3067\u3044\u308d\u3044\u308d\u306a\u898b\u6804\u3048\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\n\u4e00\u4f8b\u3092\u6319\u3052\u3066\u307f\u307e\u3059\u306e\u3067\u3001\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
\u8907\u6570\u8272\u6307\u5b9a<\/h4>\n
\"gradation3-3\"
\nCSS<\/p>\n
.background_test {\n    background: radial-gradient(#473B7B 0%, #3584A7 51%, #30D2BE 100%);\n}\n<\/pre>\n
linear-gradient<\/strong><\/span>\u3068\u540c\u3058\u304f\u3001\u8907\u6570\u306e\u8272\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002
\n\u30e1\u30ce\u30a6\u77f3\u307f\u305f\u3044\u306a\u611f\u3058\u306b\u306a\u308a\u307e\u3057\u305f\u306d\u3002<\/p>\n
\u30ed\u30b4\u3092\u76ee\u7acb\u305f\u305b\u308b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3<\/h4>\n
\"gradation3-2\"<\/p>\n
CSS<\/p>\n
.background_test {\n    background: radial-gradient(ellipse at center, rgba(96,171,248,1) 0%,rgba(155,201,247,1) 28%,rgba(155,201,247,1) 18%,rgb(255, 255, 255) 70%);\n}\n<\/pre>\n
\u771f\u3093\u4e2d\u306e\u8272\u3092\u6fc3\u304f\u3057\u3066\u3001\u30ed\u30b4\u3092\u969b\u7acb\u305f\u305b\u308b\u3088\u3046\u306a\u914d\u8272\u306a\u3093\u304b\u3082\u3067\u304d\u307e\u3059\u306d\u3002<\/p>\n
\u753b\u50cf\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u91cd\u306d\u308b<\/h2>\n
\u5358\u7d14\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u307f\u3067\u80cc\u666f\u3092\u6307\u5b9a\u3059\u308b\u306e\u3082\u5341\u5206\u304a\u3057\u3083\u308c\u3067\u3059\u306d\u3002
\n\u3057\u304b\u3057\u3001\u753b\u50cf\u306e\u4e0a\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u304b\u304b\u3063\u3066\u3044\u308b\u80cc\u666f\u306f\u3055\u3089\u306b\u304a\u3057\u3083\u308c\u306b\u306a\u308a\u307e\u3059\uff01\u3002<\/p>\n
\"gradation4-1\"<\/p>\n
\u5b9f\u306f\u3053\u308c\u3082CSS\u3060\u3051\u3067\u5b9f\u88c5\u3067\u304d\u3061\u3083\u3046\u3093\u3067\u3059\uff01<\/strong><\/span><\/p>\n
\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u80cc\u666f\u753b\u50cf\u306f\u540c\u6642\u6307\u5b9a\u304c\u3067\u304d\u308b<\/h3>\n
\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u80cc\u666f\u753b\u50cf\u306f\u300c,(\u30ab\u30f3\u30de)\u300d<\/strong><\/span>\u3067\u533a\u5207\u308b\u3068\u540c\u6642\u306b\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059<\/strong><\/span>\u3002<\/p>\n
CSS<\/p>\n
\u30bb\u30ec\u30af\u30bf {\n    background: \u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u8a18\u8ff0 ,\u80cc\u666f\u753b\u50cf\u306e\u8a18\u8ff0;\n}\n<\/pre>\n
\u5148\u306b\u8a18\u8ff0\u3057\u305f\u3082\u306e\u304c\u6700\u524d\u9762\u306b\u306a\u308a\u3001\u5f8c\u306b\u4e26\u3093\u3060\u3082\u306e\u306f\u6700\u521d\u306b\u6307\u5b9a\u3057\u305f\u80cc\u666f\u306e\u5f8c\u308d\u306b\u914d\u7f6e\u3055\u308c\u307e\u3059\u3002<\/p>\n
\u3053\u306e\u6a5f\u80fd\u3092\u4f7f\u3044\u3001\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u80cc\u666f\u753b\u50cf\u3092\u3044\u3063\u307a\u3093\u306b\u6307\u5b9a\u3059\u308b\u3068\u2026<\/p>\n
\"gradation4-1\"<\/p>\n
CSS<\/p>\n
.background_test {\n    background: linear-gradient(90deg, rgba(22, 135, 237, 0.6), rgba(20, 55, 90, 0.9)) ,url(test_img.jpg);\n}\n<\/pre>\n
\u753b\u50cf\u306e\u4e0a\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u4e57\u3063\u3066\u3044\u308b\u80cc\u666f\u304c\u3067\u304d\u307e\u3057\u305f\uff01
\n\u3046\u30fc\u3093\u3001\u3084\u306f\u308a\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3060\u3051\u306e\u80cc\u666f\u3088\u308a\u3082\u304a\u3057\u3083\u308c\u3002<\/p>\n
\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u8272\u306e\u6307\u5b9a\u3092RGBA<\/strong><\/span>\u3067\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n
RGBA\u306f\u3001RGB\uff08\u8d64\u3001\u7dd1\u3001\u9752\u306e\u4e09\u539f\u8272\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u6570\u5024\u306b\u3057\u305f\u3082\u306e\uff09\u306b\u30d7\u30e9\u30b9\u3057\u3066\u3001\u8272\u306e\u900f\u660e\u5ea6\u3092\u6307\u5b9a\u3067\u304d\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n
\u3053\u308c\u3067\u3061\u3087\u3063\u3068\u8272\u3092\u900f\u660e\u306b\u3057\u3066\u3001\u4e0b\u306e\u5199\u771f\u304c\u898b\u3048\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002
\n\u8272\u4ed8\u304d\u30bb\u30ed\u30d5\u30a1\u30f3\u3092\u91cd\u306d\u305f\u3088\u3046\u306a\u611f\u3058\u3067\u3059\u306d\u3002<\/p>\n
\u5b9f\u88c5\u4f8b<\/h3>\n
\u753b\u50cf\u306e\u4e0a\u306b\u4e57\u305b\u308b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u3001linear-gradient\u3082radial-gradient\u3082\u4e21\u65b9\u4f7f\u3048\u307e\u3059\u3002
\n\u3053\u308c\u306f\u304b\u306a\u308a\u5922\u304c\u5e83\u304c\u308a\u307e\u3059\u306d\u2026\uff01<\/p>\n
\u4e00\u4f8b\u3092\u7528\u610f\u3057\u3066\u307f\u305f\u306e\u3067\u3001\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
\u30ab\u30e9\u30d5\u30eb\u306a\u5199\u771f\u80cc\u666f<\/h4>\n
\"gradation1\"<\/p>\n
CSS<\/p>\n
.background_test {\n    background: linear-gradient(to top, rgba(217, 175, 217, 0.7) 0%, rgba(151, 217, 225, 0.7) 100%),url(test_img.jpg);\n}\n<\/pre>\n
\u8a18\u4e8b\u306e\u5192\u982d\u306b\u8f09\u305b\u305f\u753b\u50cf\u3082\u3001CSS\u306e\u307f\u3067\u4f5c\u3063\u305f\u753b\u9762\u3067\u3057\u305f\u3002
\n\u8272\u5408\u3044\u304c\u307e\u305f\u304a\u3057\u3083\u308c\u3067\u3059\u306d\uff01<\/p>\n
\u5199\u771f\u306e\u307e\u308f\u308a\u3092\u3061\u3087\u3063\u3068\u307c\u304b\u3057\u305f\u611f\u3058\u306b\u3059\u308b<\/h4>\n
\"gradation4-3\"<\/p>\n
CSS<\/p>\n
.background_test {\n    background: radial-gradient(ellipse at center, rgba(255,255,255,0) 40%,rgba(255,255,255,0.5) 60%,rgba(255,255,255,1) 100%),url(test_img.jpg);\n}\n<\/pre>\n
\u771f\u3093\u4e2d\u306e\u8272\u3092\u900f\u660e\u306b\u6307\u5b9a\u3057\u3066\u3001\u753b\u50cf\u306e\u307e\u308f\u308a\u306b\u3061\u3087\u3063\u3068\u307c\u304b\u3057\u304c\u5165\u3063\u3066\u3044\u308b\u3088\u3046\u306b\u3057\u3066\u307f\u307e\u3057\u305f\u3002
\n\u3061\u3087\u3063\u3068\u3044\u3044\u96f0\u56f2\u6c17\u304c\u51fa\u307e\u3059\u306d\u3002<\/p>\n
\u30aa\u30fc\u30eb\u30c9\u30d6\u30e9\u30a6\u30b6\u3067\u306e\u6ce8\u610f\u70b9<\/h2>\n
\u3053\u3093\u306a\u304a\u3057\u3083\u308c\u306a\u80cc\u666f\u3092\u4f5c\u308c\u308blinear-gradient<\/strong><\/span>\u3068radial-gradient<\/strong><\/span>\u3067\u3059\u304c\u3001IE9\u4ee5\u4e0b\u306f\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/strong><\/span><\/p>\n
\u30aa\u30fc\u30eb\u30c9\u30d6\u30e9\u30a6\u30b6\u3082\u5bfe\u8c61\u306b\u3057\u305f\u30b5\u30a4\u30c8\u306e\u3068\u304d\u306f\u3001\u30aa\u30fc\u30eb\u30c9\u30d6\u30e9\u30a6\u30b6\u7528\u306b\u5358\u8272\u306e\u80cc\u666f\u3092\u7528\u610f\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
\u4e0b\u8a18\u306e\u3088\u3046\u306b\u3001\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u80cc\u666f\u306e\u524d\u306bbackground<\/strong><\/span>\u3067\u5358\u8272\u3092\u6307\u5b9a\u3057\u3066\u304a\u3051\u3070OK\u3067\u3059\u3002<\/p>\n
CSS<\/p>\n
.background_test {\n    background: rgb(135,224,253);\n    background: linear-gradient(to right, rgba(135,224,253,1) 0%,rgba(83,203,241,1) 40%,rgba(5,171,224,1) 100%);\n}\n\n<\/pre>\n
\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u3067\u7c21\u5358\u5b9f\u88c5!<\/h2>\n
\u30b3\u30fc\u30c9\u306e\u3053\u3068\u306f\u308f\u304b\u3063\u305f\u3051\u3069\u3001\u8272\u306e\u7d44\u307f\u5408\u308f\u305b\u3068\u304b\u308f\u304b\u3093\u306a\u3044\u2026<\/strong><\/p>\n
\u8272\u306e\u30a4\u30e1\u30fc\u30b8\u306f\u3042\u308b\u3093\u3060\u3051\u3069\u3001\u3069\u3046\u6307\u5b9a\u3059\u308c\u3070\u3044\u3044\u306e\u304b\u308f\u304b\u3089\u306a\u3044\u2026<\/p>\n
\u7d44\u307f\u5408\u308f\u305b\u3092\u8272\u3005\u8a66\u3057\u306a\u304c\u3089\u4f5c\u308a\u305f\u3044\u2026<\/p>\n
\u305d\u3093\u306a\u3042\u306a\u305f\u3001\u8ae6\u3081\u306a\u3044\u3067\uff01<\/p>\n
inear-gradient<\/strong><\/span>\u3084radial-gradient<\/strong><\/span>\u306e\u7d30\u304b\u3044\u3053\u3068\u304c\u308f\u304b\u3089\u306a\u304f\u3066\u3082\u5927\u4e08\u592b\u3002
\n\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u8272\u3092\u8a66\u3057\u306a\u304c\u3089\u30b3\u30fc\u30c9\u3082\u751f\u6210\u3057\u3066\u304f\u308c\u308b\u3001\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc<\/strong><\/span>\u3068\u3044\u3046\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u3092\u4f7f\u3048\u3070\u8272\u3092\u9078\u3093\u3067\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30da\u3059\u308b\u3060\u3051\u3001\u3068\u3063\u3066\u3082\u7c21\u5358\u3067\u3059\u3002<\/p>\n
\u4e0b\u8a18\u306e\u8a18\u4e8b\u304c\u8272\u3005\u306a\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u3092\u7d39\u4ecb\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002
\nhttps:\/\/www.indetail.co.jp\/blog\/css3-gradation\/<\/a><\/p>\n
\u307e\u3068\u3081<\/h2>\n
\u3044\u304b\u304c\u3067\u3057\u305f\u304b\uff1f
\nCSS\u3060\u3051\u3067\u3053\u308c\u3060\u3051\u304a\u3057\u3083\u308c\u306a\u80cc\u666f\u304c\u4f5c\u308c\u308b\u3068\u3001\u306a\u3093\u3060\u304b\u308f\u304f\u308f\u304f\u3057\u3066\u304d\u307e\u3059\u306d\u3002<\/p>\n
\u8272\u306e\u7d44\u307f\u5408\u308f\u305b\u306f\u7121\u9650\u5927\u3067\u3059\u3002<\/strong><\/span>
\n\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u306a\u3069\u3082\u4f7f\u3063\u3066\u3001\u3069\u3093\u3069\u3093\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
\u7d20\u6575\u306a\u8272\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u3042\u3063\u305f\u3089\u3001\u305c\u3072\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u306d\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u3053\u3093\u306b\u3061\u306f\uff01\u30e9\u30a4\u30bf\u30fc\u306e\u30ca\u30ca\u30df\u3067\u3059\u3002 \u6700\u8fd1\u3001\u7d20\u6575\u306a\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u80cc\u666f\u3092\u4f7f\u3063\u3066\u3044\u308bWEB\u30b5\u30a4\u30c8\u3092\u3088\u304f\u898b\u304b\u3051\u307e\u3059\u306d\u3002 \u3053\u3093\u306a\u611f\u3058\u306e\u3084\u3064\u3067\u3059\u3002 \u81ea\u5206\u3082\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u3066\u7d20\u6575\u306aWEB\u30b5\u30a4\u30c8\u3092\u4f5c\u308a\u305f\u3044\u2026\u306a\u3093\u3066\u601d\u3063\u3066\u3044\u307e\u305b\u3093\u304b\uff1f  […]<\/p>\n","protected":false},"author":4,"featured_media":71632,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"swell_btn_cv_data":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-53162","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-others"],"acf":[],"yoast_head":"\nCSS\u3067\u80cc\u666f\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u304b\u3051\u308b\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac | \u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0<\/title>\n<meta name=\"description\" content=\"\u3053\u306e\u8a18\u4e8b\u3067\u306f\u300c CSS\u3067\u80cc\u666f\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u304b\u3051\u308b\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac \u300d\u306b\u3064\u3044\u3066\u3001\u8ab0\u3067\u3082\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u3081\u3070\u3001\u3042\u306a\u305f\u306e\u60a9\u307f\u304c\u89e3\u6c7a\u3059\u308b\u3060\u3051\u3058\u3083\u306a\u304f\u3001\u65b0\u305f\u306a\u6c17\u4ed8\u304d\u3082\u767a\u898b\u3067\u304d\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u3002\u304a\u60a9\u307f\u306e\u65b9\u306f\u305c\u3072\u3054\u4e00\u8aad\u304f\u3060\u3055\u3044\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sejuku.net\/blog\/53162\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"CSS\u3067\u80cc\u666f\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u304b\u3051\u308b\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac | \u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0\" \/>\n<meta property=\"og:description\" content=\"\u3053\u306e\u8a18\u4e8b\u3067\u306f\u300c CSS\u3067\u80cc\u666f\u306b\u30b0\u30e9\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u304b\u3051\u308b\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac \u300d\u306b\u3064\u3044\u3066\u3001\u8ab0\u3067\u3082\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u3081\u3070\u3001\u3042\u306a\u305f\u306e\u60a9\u307f\u304c\u89e3\u6c7a\u3059\u308b\u3060\u3051\u3058\u3083\u306a\u304f\u3001\u65b0\u305f\u306a\u6c17\u4ed8\u304d\u3082\u767a\u898b\u3067\u304d\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u3002\u304a\u60a9\u307f\u306e\u65b9\u306f\u305c\u3072\u3054\u4e00\u8aad\u304f\u3060\u3055\u3044\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sejuku.net\/blog\/53162\" \/>\n<meta property=\"og:site_name\" content=\"\u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0\" \/>\n<meta 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