html 添加浮动占位符标签以在焦点上联系表单7

Posted 2021-05-11

<script>
$('.wpcf7 input[type=email],.wpcf7 input[type=date], .wpcf7 input[type=number], .wpcf7 input[type=text],.wpcf7 input[type=tel]').each(function(e){
				var placeholder = $(this).attr('placeholder');
				$(this).wrap('<div class="inputwrapper"></div>').before('<span>'+placeholder+'</span>');
				$(this).on('focus',function(){
					var inputContent = $(this).val();
					if(inputContent == ''){
						$(this).prev().addClass('visible');
					}

				});
				$(this).on('blur',function(){
					var inputContent = $(this).val();
					if(inputContent == ''){
						$(this).prev().removeClass('visible');
					}
				});
			});
	</script>
	
	<style>
	  

.inputwrapper {
	font-weight: 300;
	position: relative;
	min-height: 60px;
	margin-bottom: 10px;
}
.inputwrapper input {
	font-family: inherit;
	width: 100%;
	height: 45px;
	line-height: 30px;
	font-size: 16px;
	border-radius: 6px;
	padding: 0 10px;
	position: absolute;
	border: 1px solid #ccc;
	bottom: 0;
	background: #f7f7f8;
}
.inputwrapper input::-webkit-input-placeholder {
	color: #999;
}
.inputwrapper input:focus {
	outline: none;
	background: #fff;
}
.inputwrapper span {
	position: absolute;
	top: 15px;
	font-size: 10px;
	font-weight: bold;
	color: $color-white;
	background: #37cc2c;
	text-transform: uppercase;
	opacity: 0;
	transition: 0.3s ease-in-out;
	padding:1px 10px;
}
.inputwrapper span.visible {
	top: 0;
	opacity: 1;
}



.inputtextareawrapper {
	font-weight: 300;
	position: relative;
	min-height: 115px;
	margin-bottom: 10px;
}
.inputtextareawrapper textarea {
	font-family: inherit;
	width: 100%;
	height: 100px!important;
	line-height: 30px;
	font-size: 16px;
	padding: 0 10px;
	position: absolute;
	bottom: 0;
	top:15px;
	background: #f7f7f8;
}
.inputtextareawrapper textarea::-webkit-input-placeholder {
	color: #999;
}
.inputtextareawrapper textarea:focus {
	outline: none;
	background: #fff;
}
.inputtextareawrapper span {
	position: absolute;
	top: 15px;
	font-size: 10px;
	font-weight: bold;
	color: $color-white;
	background: #37cc2c;
	text-transform: uppercase;
	opacity: 0;
	transition: 0.3s ease-in-out;
	padding:1px 10px;
}
.inputtextareawrapper span.visible {
	top: 0;
	opacity: 1;
}
	</style>