<div class="field" data-field>
	<input type="text" class="field__input" data-field-input placeholder="0">
	<div class="field__overlay" >
		<div class="field__value" data-field-value="$"></div>
	</div>
</div>
<div class="field" data-field>
	<input type="text" class="field__input" data-field-input placeholder="0">
	<div class="field__overlay" >
		<div class="field__value" data-field-value="$"></div>
	</div>
</div>
body {
	margin: 0;
	padding: 0;
	display: flex;
	justify-content: center;
	align-items: center;
	flex-direction: column;
	gap: 30px;
	min-height: 100vh;
	rgb(255, 255, 255)
	font-family: arial;
}


::-webkit-input-placeholder {
  color:#999;
  opacity:1
}
:-moz-placeholder,
::-moz-placeholder {
  color:#999;
  opacity:1
}
:-ms-input-placeholder {
  color:#999;
  opacity:1
}
:focus::-webkit-input-placeholder {
  color:transparent;
}
:focus:-moz-placeholder,
:focus::-moz-placeholder {
  color:transparent;
}
:focus:-ms-input-placeholder {
  color:transparent;
}

input {
	box-sizing: border-box;
	transition: none;
	width: 300px;
	height: 2.8125rem;
	border-radius: 0.75rem;
	padding: 0.1875rem 0.625rem;
	color: #4e3831;
	font-size: 1rem;
	line-height: 1rem;
	font-weight: 400;
	text-align: center;
	outline: none;
	box-shadow: none;
	min-width: 0;
	background-color: #e5e2e2;
	border: 1px solid transparent;
	background: linear-gradient(#e5e2e2, #e5e2e2 0) padding-box,
		linear-gradient(90deg, #fa5560, #4d91ff) border-box;
	letter-spacing: 1px;
	font-family: arial;
}

input:focus {
		background: linear-gradient(#ececec, #ececec 0) padding-box, linear-gradient(90deg, #ff2aac, #8b00ff) border-box;
}

.field {
	position: relative;
	z-index: 0;
}

.field__overlay {
	position: absolute;
	left: 0;
	top: 0;
	bottom: 0;
	right: 0;
	display: flex;
	justify-content: center;
	align-items: center;
	text-align: center;
	pointer-events: none;
	font-family: arial;
}

.field__value {
	position: relative;
	z-index: 0;
/* 	color: transparent; */
	font-size: 1rem;
	line-height: 1rem;
	font-weight: 400;
	letter-spacing: 1px;
}

.field__value:after {
	content: attr(data-field-value);
	position: absolute;
	left: calc(100% + 0.3em);
	top: 50%;
	transform: translateY(-50%);
	color: blue;
	font-size: 1.3rem;
	margin-top: -0.02em;
}
const fields = document.querySelectorAll('[data-field]');

for (const field of fields) {
	console.log(field);
	const input = field.querySelector('[data-field-input]');
	const value = field.querySelector('[data-field-value]');
	input.addEventListener("input", (event) => {
	  value.textContent = event.target.value;
	});
};

External CSS

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External JavaScript

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