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 ( ); }