フォーム周りで覚えておくと便利なCSS Snippetshttp://www.nxworld.net/tips/15-useful-css-snippets-in-form-style.html

2Q of TDS

3/9/2016 - 4:58 AM

フォーム周りで覚えておくと便利なCSS Snippets http://www.nxworld.net/tips/15-useful-css-snippets-in-form-style.html

<!-- /*CSSのみでツールチップを表示する*/ -->
<p>
	<input type="text" />
	<span class="error">この項目は必須項目となります。</span>
</p>

<style>
  p {
	position: relative;
}
.error {
	position: absolute;
	top: -3.5em;
	left: 0;
	padding: .5em 1em .4em;
	background-color: #f66;
	border: 1px solid #f00;
	border-radius: 5px;
	color: #fff;
}
.error:after,
.error:before {
	content: '';
	position: absolute;
	top: 100%;
	left: 15px;
	border: solid transparent;
}
.error:after {
	margin-left: 1px;
	border-top-color: #f66;
	border-width: 7px;
}
.error:before {
	border-top-color: #f00;
	border-width: 8px;
}
</style>

text_resize.css

/*textareaのリサイズ機能を制限する*/

/* 横のみリサイズ可 */
textarea {
	resize: horizontal;
}

/* 縦のみリサイズ可 */
textarea {
	resize: vertical;
}

/* 縦横ともにリサイズ不可 */
textarea {
	resize: none;
}

/* リサイズの最小値と最大値を指定 */
textarea {
	min-width: 250px;
	max-width: 500px;
	min-height: 100px;
	max-height: 250px;
}

radio_button.html

<input type="radio" id="radio01" name="demo" /><label for="radio01">foo</label>
<input type="radio" id="radio02" name="demo" /><label for="radio02">bar</label>
<input type="radio" id="radio03" name="demo" /><label for="radio03">baz</label>

radio_button.css

/*ラジオボタンをCSSのみで装飾する*/
/* custom01 */
input[type="radio"] {
	display: none;
}
label {
	position: relative;
	display: inline-block;
	padding: 3px 3px 3px 20px;
	cursor: pointer;
}
label::before {
	position: absolute;
	content: '';
	top: 50%;
	left: 0;
	width: 14px;
	height: 14px;
	margin-top: -8px;
	background: #fff;
	border: 1px solid #ccc;
	border-radius: 100%;
}
input[type="radio"]:checked + label::after {
	position: absolute;
	content: '';
	top: 50%;
	left: 4px;
	width: 8px;
	height: 8px;
	margin-top: -4px;
	background: #3498db;
	border-radius: 100%;
}



/* custom02 */
input[type="radio"] {
	display: none;
}
label {
	position: relative;
	display: inline-block;
	padding: 3px 3px 3px 20px;
	cursor: pointer;
}
label::before,
label::after {
	position: absolute;
	content: '';
	top: 50%;
	border-radius: 100%;
	-webkit-transition: all .2s;
	transition: all .2s;
}
label::before {
	left: 0;
	width: 14px;
	height: 14px;
	margin-top: -8px;
	background: #f3f3f3;
	border: 1px solid #ccc;
}
label:hover::before {
	background: #fff;
}
label::after {
	opacity: 0;
	left: 4px;
	width: 8px;
	height: 8px;
	margin-top: -4px;
	background: #3498db;
	-webkit-transform: scale(2);
	transform: scale(2);
}
input[type="radio"]:checked + label::before {
	background: #fff;
	border: 1px solid #3498db;
}
input[type="radio"]:checked + label::after {
	opacity: 1;
	-webkit-transform: scale(1);
	transform: scale(1);
}

placeholder.css

/*placeholder属性のカラーを変更する*/
/* Chrome */
::-webkit-input-placeholder {
	color: #3498db;
}

/* Firefox */
::-moz-placeholder {
	color: #3498db;
}

/* IE */
:-ms-input-placeholder {
	color: #3498db;
}

label_animation.html

<p>
	<input type="text" id="demo" />
	<label for="demo">label</label>
</p>

label_animation.css

/*フォーカス時にラベルをアニメーションさせる*/

/*#ラベルが上部に移動*/
p {
	position: relative;
}
input,
label {
	-webkit-transition: all .2s;
	transition: all .2s;
	font-size: 15px;
}
input {
	width: 300px;
	padding: .5em .5em .5em 3.5em;
	border: 1px solid #aaa;
	background: #fff;
	border-radius: 0;
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
	color: #333;
}
label {
	position: absolute;
	top: .7em;
	left: .5em;
	color: #aaa;
	line-height: 1;
}
input:focus {
	padding-left: .5em;
}
input:focus + label {
	top: -1.5em;
}

/*#ラベルが左端に移動＋表示向きを変更*/
p {
	position: relative;
}
input,
label {
	-webkit-transition: all .2s;
	transition: all .2s;
	font-size: 15px;
}
input {
	width: 300px;
	padding: .5em .5em .5em 3.5em;
	border: 1px solid #aaa;
	background: #fff;
	border-radius: 0;
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
	color: #333;
}
label {
	position: absolute;
	top: .7em;
	left: .5em;
	color: #aaa;
	line-height: 1;
}
input:focus {
	padding-left: 1.5em;
}
input:focus + label {
	top: .75em;
	left: -.5em;
	-webkit-transform: rotate(-90deg) scale(.7);
	transform: rotate(-90deg) scale(.7);
}

/*#ツールチップに変化させる*/
p {
	position: relative;
}
input,
label {
	-webkit-transition: all .2s;
	transition: all .2s;
	font-size: 15px;
}
input {
	width: 300px;
	padding: .5em .5em .5em 3.5em;
	border: 1px solid #aaa;
	background: #fff;
	border-radius: 0;
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
	color: #333;
}
label {
	position: absolute;
	top: .7em;
	left: .5em;
	color: #aaa;
	line-height: 1;
}
input:focus {
	padding-left: .5em;
}
input:focus + label {
	top: -2.5em;
	left: 0;
	padding: .4em .7em .45em;
	border-radius: .2em;
	background-color: #3498db;
	color: #fff;
	font-size: 14px;
}
input:focus + label::after {
	content: '';
	position: absolute;
	top: 100%;
	left: 50%;
	margin-left: -6px;
	border: 6px solid transparent;
	border-top-color: #3498db;
}

form_reset.css

/*各要素のデフォルトスタイルを削除*/
input, button, textarea, select {
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
}

/* 完全にリセット  */
input, button, textarea, select {
	margin: 0;
	padding: 0;
	background: none;
	border: none;
	border-radius: 0;
	outline: none;
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
}

focus_stretch.css

/*フォーカス時に入力エリアを伸ばす*/
input[type="text"] {
	width: 200px;
	-webkit-transition: width .3s;
	transition: width .3s;
}
input[type="text"]:focus {
	width: 300px;
}

focus.css

/*フォーカス時のスタイルを変更する*/
input[type="text"],
textarea {
	outline: none;
	border: 1px solid #aaa;
	-webkit-transition: all .3s;
	transition: all .3s;
}

input[type="text"]:focus,
textarea:focus {
	box-shadow: 0 0 7px #1abc9c;
	border: 1px solid #1abc9c;
}


/*以下ボワっとな感じ*/
input[type=text], textarea {
  -webkit-transition: all 0.30s ease-in-out;
  -moz-transition: all 0.30s ease-in-out;
  -ms-transition: all 0.30s ease-in-out;
  -o-transition: all 0.30s ease-in-out;
  outline: none;
  padding: 3px 0px 3px 3px;
  margin: 5px 1px 3px 0px;
  border: 1px solid #DDDDDD;
}
 
input[type=text]:focus, textarea:focus {
  box-shadow: 0 0 5px rgba(81, 203, 238, 1);
  padding: 3px 0px 3px 3px;
  margin: 5px 1px 3px 0px;
  border: 1px solid rgba(81, 203, 238, 1);
}

disabled.css

/*disabled状態の要素にスタイルを適用する*/
:disabled {
	background-color: #eee;
	cursor: not-allowed;
}

checkbox02.html

<input type="checkbox" id="demo01" checked />
<label for="demo01" data-on-label="On" data-off-label="Off"></label>

<input type="checkbox" id="demo02" />
<label for="demo02" data-on-label="Yes" data-off-label="No"></label>

checkbox02.css

/*チェックボックスをCSSのみで装飾する #2*/
/* common style */
input {
	display: none;
}
input+label,
input+label::before,
input+label::after {
	-webkit-transition: all .2s;
	transition: all .2s;
}
input+label {
	display: inline-block;
	position: relative;
	width: 100px;
	height: 48px;
	border-radius: 24px;
	cursor: pointer;
}
input+label::before {
	display: block;
	content: attr(data-off-label);
	position: absolute;
	top: 14px;
	right: 7px;
	color: #fff;
	font-family: Arial, sans-serif;
	font-size: 18px;
}
input+label::after {
	content: '';
	position: absolute;
	top: 2px;
	left: 2px;
	width: 44px;
	height: 44px;
	background-color: #fff;
	border-radius: 50%;
}
input:checked+label::before {
	content: attr(data-on-label);
	left: 7px;
	right: auto;
	color: #fff;
}
input:checked+label::after {
	left: 54px;
	background-color: #f7f7f7;
}



/* demo01 */
#demo01+label {
	background-color: #eee;
}
#demo01+label::before {
	color: #aaa;
}
#demo01:checked+label {
	background-color: #3498db;
}
#demo01:checked+label::before {
	color: #fff;
}



/* demo02 */
#demo02+label {
	background-color: #e74c3c;
}
#demo02:checked+label {
	background-color: #1abc9c;
}

checkbox01.html

<input type="checkbox" id="checkbox01" name="demo" /><label for="checkbox01">foo</label>
<input type="checkbox" id="checkbox02" name="demo" /><label for="checkbox02">bar</label>
<input type="checkbox" id="checkbox03" name="demo" /><label for="checkbox03">baz</label>

checkbox01.css

/*チェックボックスをCSSのみで装飾する #1*/
/* custom01 */
input[type="checkbox"] {
	display: none;
}
label {
	position: relative;
	display: inline-block;
	padding: 3px 3px 3px 22px;
	cursor: pointer;
}
label::before {
	position: absolute;
	content: '';
	top: 50%;
	left: 0;
	width: 14px;
	height: 14px;
	margin-top: -8px;
	background: #fff;
	border: 1px solid #ccc;
}
input[type="checkbox"]:checked + label::after {
	position: absolute;
	content: '';
	top: 5px;
	left: 3px;
	width: 13px;
	height: 5px;
	border-left: 2px solid #3498db;
	border-bottom: 2px solid #3498db;
	-webkit-transform: rotate(-45deg);
	transform: rotate(-45deg);
}



/* custom02 */
input[type="checkbox"] {
	display: none;
}
label {
	position: relative;
	display: inline-block;
	padding: 3px 3px 3px 22px;
	cursor: pointer;
	-webkit-transition: all .2s;
	transition: all .2s;
}
label::before,
label::after {
	position: absolute;
	content: '';
	-webkit-transition: all .2s;
	transition: all .2s;
}
label::before {
	top: 50%;
	left: 0;
	width: 14px;
	height: 14px;
	margin-top: -8px;
	background: #f4f4f4;
	border: 1px solid #ccc;
	border-radius: 3px;
}
label::after {
	opacity: 0;
	top: 50%;
	left: 3px;
	width: 8px;
	height: 4px;
	margin-top: -4px;
	border-left: 2px solid #3498db;
	border-bottom: 2px solid #3498db;
	-webkit-transform: rotate(-45deg) scale(.5);
	transform: rotate(-45deg) scale(.5);
}
label:hover::before {
	background: #fff;
}
input[type="checkbox"]:checked + label::before {
	background: #fff;
	border: 1px solid #3498db;
}
input[type="checkbox"]:checked + label::after {
	opacity: 1;
	-webkit-transform: rotate(-45deg) scale(1);
	transform: rotate(-45deg) scale(1);
}

IE_mark

/*IEのinput要素に出てくるマークを消去*/
/* text */
input::-ms-clear {
	visibility: hidden;
}

/* password */
input::-ms-reveal {
	visibility: hidden;
}

/*上記　display: none;　でも可能*/

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フォーム周りで覚えておくと便利なCSS Snippets http://www.nxworld.net/tips/15-useful-css-snippets-in-form-style.html