import React from 'react'; import styled from 'styled-components'; const HeartUI = styled.button<{ isClick: boolean; size: number; }>` width: ${(props) => props.size}px; height: ${(props) => props.size}px; float: right; background: url('/fav-button.png') no-repeat; cursor: pointer; background-size: cover; border: none; ${({isClick, size}) => isClick && `background-position: -${ 28 * size }px;transition: background 1s steps(28);`} `; export default function FavButton({isClick, onClick, size}) { return ; }