JSFiddle - React, Tailwind, and code Playground

HTML

<div>Ввести текст: <input type="text" value="" placeholder="Указать URL" class="input-term-id" /> </div>

CSS

.input-term-id::-webkit-input-placeholder {
    color:#ff0000;
}
.input-term-id:-moz-placeholder {
    color:#ff0000;
}
.input-term-id:-ms-input-placeholder {
    color:#ff0000;
}