JSFiddle - React, Tailwind, and code Playground

HTML

<form>
		<input type="text" name="" id=""><button>Найти</button>
	</form>

CSS

form {
   display: inline-block;
   padding: 25px;
   border: 1px solid #ccc;
   border-radius: 5px;
}

form input {
   box-sizing: border-box;
   margin-right: 10px;
   width: 400px;
}

button {
    background-color: #CDE9F5;
    padding-left: 10px;
    padding-right: 10px;
}

form input, button {
    height: 30px;
    border: 1px solid #000;
    font-size: 14px;
}