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novo experimento: botoes css3 com graceful degradation
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| @@ -0,0 +1,45 @@ | ||
| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" | ||
| "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> | ||
| <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> | ||
| <head> | ||
| <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> | ||
| <title>Experimentos com botões no CSS3</title> | ||
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| <!-- Estilo dos botões - com comentários --> | ||
| <link rel="stylesheet" type="text/css" media="screen" href="style.css" /> | ||
| </head> | ||
| <body> | ||
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| <a href="#" class="nicebutton">Meu link</a><br> | ||
| <a href="#" class="nicebutton orange">Meu link laranja</a><br> | ||
| <a href="#" class="nicebutton magenta">Meu link magenta</a><br> | ||
| <a class="nicebutton yellow">Meu link amarelo</a><br> | ||
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| <h1>Tamanhos diferentes</h1> | ||
| <a href="#" class="nicebutton red small">Meu link vermelho bem pequeno</a><br> | ||
| <a href="#" class="nicebutton purple">Meu link roxo com tamanho normal</a><br> | ||
| <a href="#" class="nicebutton green big">Meu link verde grandinho</a><br> | ||
| <a href="#" class="nicebutton blue verybig">Meu link bem grande</a><br> | ||
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| <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script> | ||
| <script type="text/javascript"> | ||
| /* JavaScript opcional que habilita um gradiente "fake" nos browsers antigos | ||
| * (Opera, Firefox 3.5 e anteriores). | ||
| * Recomendado. | ||
| */ | ||
| if (!$.browser.msie && | ||
| $('<test/>').addClass('nicebutton') | ||
| .css({display: 'none'}) | ||
| .appendTo('body') | ||
| .css('background-image').indexOf('gradient') === -1) { | ||
| $('body').addClass('nogradient'); | ||
| } | ||
| </script> | ||
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| <!-- | ||
| Inspirações: | ||
| http://www.zurb.com/article/266/super-awesome-buttons-with-css3-and-rgba | ||
| http://code.google.com/p/sexybuttons/ | ||
| --> | ||
| </body> | ||
| </html> |
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| /* | ||
| * Botões em CSS3 com Graceful Degradation. | ||
| * Funciona no Safari, Firefox, Chrome, Opera e IE | ||
| */ | ||
| .nicebutton { | ||
| /* fundo gradiente */ | ||
| background-color: #444; | ||
| background-image: -moz-linear-gradient(top, rgba(255,255,255,0.5), rgba(255,255,255,0.1)); | ||
| background-image: -webkit-gradient(linear, left top, left bottom, from(rgba(255,255,255,0.5)), to(rgba(255,255,255,0.1))); | ||
| background-image: linear-gradient(top, rgba(255,255,255,0.5), rgba(255,255,255,0.1)); | ||
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| /* letterpress effect */ | ||
| text-shadow: 0 -1px 1px rgba(0,0,0,0.25), -2px 0 1px rgba(0,0,0,0.25); | ||
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| /* sombra pra fora, pra profundidade */ | ||
| -moz-box-shadow: 1px 1px 3px rgba(0,0,0,0.5); | ||
| -webkit-box-shadow: 1px 1px 3px rgba(0,0,0,0.5); | ||
| box-shadow: 1px 1px 3px rgba(0,0,0,0.5); | ||
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| /* gradiente e sombra no IE */ | ||
| filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#70FFFFFF,endColorstr=#15FFFFFF), progid:DXImageTransform.Microsoft.Shadow(color=#888888,direction=180,strength=1); | ||
| -ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr=#70FFFFFF,endColorstr=#15FFFFFF), progid:DXImageTransform.Microsoft.Shadow(color=#888888,direction=180,strength=1)"; | ||
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| /* borda redonda */ | ||
| -moz-border-radius: 0.35em; | ||
| -webkit-border-radius: 0.35em; | ||
| border-radius: 0.35em; | ||
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| border: none; | ||
| border-bottom: 1px solid rgba(0, 0, 0, 0.25); | ||
| color: #FFF; | ||
| cursor: pointer; | ||
| font: bold 16px "Helvetica Neue", Helvetica, Arial, clean, sans-serif; | ||
| line-height: 1; | ||
| margin: 0.2em; | ||
| padding: 0.4em; | ||
| position: relative; | ||
| text-align: center; | ||
| text-decoration: none; | ||
| white-space: nowrap; | ||
| width: auto; | ||
| user-select: none; | ||
| -moz-user-select: none; | ||
| zoom: 1; /* hasLayout no IE */ | ||
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| /* Cross browser inline block hack - http://blog.mozilla.com/webdev/2009/02/20/cross-browser-inline-block/ */ | ||
| display: -moz-inline-stack; | ||
| display: inline-block; | ||
| vertical-align: middle; | ||
| *display: inline !important; | ||
| } | ||
| .nicebutton:hover { | ||
| /* fundo gradiente */ | ||
| background-image: -moz-linear-gradient(top, rgba(0,0,0,0.15), rgba(0,0,0,0.01)); | ||
| background-image: -webkit-gradient(linear, left top, left bottom, from(rgba(0,0,0,0.15)), to(rgba(0,0,0,0.05))); | ||
| background-image: linear-gradient(top, rgba(255,255,255,0.05), rgba(255,255,255,0.25)); | ||
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| /* sombra pra fora, pra profundidade */ | ||
| -moz-box-shadow: 0 0 3px rgba(0,0,0,0.3); | ||
| -webkit-box-shadow: 0 0 3px rgba(0,0,0,0.3); | ||
| box-shadow: 0 0 3px rgba(0,0,0,0.3); | ||
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| /* gradiente e sombra no IE */ | ||
| filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#30000000,endColorstr=#02000000), progid:DXImageTransform.Microsoft.Shadow(color=#CCCCCC,direction=180,strength=1); | ||
| -ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr=#30000000,endColorstr=#02000000), progid:DXImageTransform.Microsoft.Shadow(color=#CCCCCC,direction=180,strength=1)"; | ||
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| border-bottom-color: rgba(0, 0, 0, 0.15); | ||
| } | ||
| .nicebutton.selected, | ||
| .nicebutton:active { | ||
| /* sombra pra dentro, pra profundidade negativa */ | ||
| -moz-box-shadow: inset 1px 1px 2px rgba(0,0,0,0.6); | ||
| -webkit-box-shadow: 0 0 0; /* webkit não suporta inset */ | ||
| box-shadow: inset 1px 1px 2px rgba(0,0,0,0.6); | ||
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| /* quando clica, desce um pouquinho */ | ||
| top: 1px; | ||
| } | ||
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| /* Gradiente fake no Opera, FF3.5- | ||
| * (precisa do detector de gradientes em JavaScript) | ||
| */ | ||
| .nogradient .nicebutton:hover { | ||
| background-image: rgba(0,0,0,0.09); | ||
| } | ||
| .nogradient .nicebutton:after { | ||
| content: ' '; | ||
| background: none; | ||
| border-top: 0.88em solid rgba(255,255,255,0.25); | ||
| display: block; | ||
| height: 0.88em; | ||
| margin: -1.40em -0.40em -0.35em -0.40em; | ||
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| -moz-border-radius: 0.35em; | ||
| -webkit-border-radius: 0.35em; | ||
| border-radius: 0.35em; | ||
| } | ||
| .nogradient .nicebutton:hover:after { | ||
| background: rgba(0,0,0,0.05); | ||
| border-top-color: rgba(0,0,0,0.10); | ||
| } | ||
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| /* Cores diferentes */ | ||
| .nicebutton.blue { background-color: #2daebf; } | ||
| .nicebutton.red { background-color: #e33100; } | ||
| .nicebutton.magenta{ background-color: #a9014b; } | ||
| .nicebutton.orange { background-color: #ff5c00; } | ||
| .nicebutton.yellow { background-color: #ffb515; } | ||
| .nicebutton.green { background-color: #00AB38; } | ||
| .nicebutton.purple { background-color: #760654; } | ||
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| /* Tamanhos pré-determinados */ | ||
| .nicebutton.verybig { font-size: 36px; } | ||
| .nicebutton.big { font-size: 24px; } | ||
| .nicebutton.small { font-size: 12px; } |