<style>
        .input-group {
            position: relative;
        }

        .input-group input[type="number"] {
            padding-left: 20px;
        }

        .input-group .currency {
            position: absolute;
            left: 100px;
            top: 50%;
            transform: translateY(-50%);
        }
    </style>
</head>
<body>
    <div class="input-group">
        <span class="currency">TL</span>
        <input type="number" step="0.01">
    </div>
</body>