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HTML

              
                <div id="container">
  <img src="https://drive.google.com/uc?export=view&id=1u2w3RmLM8pn9aGIBBogtAPoroumip7a9" id="bird" class="resting">
</div>
              
            
!

CSS

              
                * {
  -webkit-user-select: none;
  user-select: none;
}
#container {
  position: relative;
  width: 600px;
  height: 400px;
  background-color: #fbf9eb;
}
#bird {
  position: absolute;
  left: 50px;
  top: 50px;
  width: 80px;
  transform: scale(-1,1);
}
#bird.resting {
  opacity: 0.4;
}
#bird:hover{
  cursor: pointer;
  opacity: 1;
}
              
            
!

JS

              
                window.onload = function() {
	let resting = true;
	const elem = document.getElementById("bird");
	elem.addEventListener('click', () => {
		if (resting) {
			resting = !resting;
			elem.classList.remove("resting");
			sequenceTasks(TASKS, msec)
			.then(() => {
				resting = !resting;
				elem.classList.add("resting");
				elem.style.opacity = "";
				elem.style.transform = `scale(-1,1)`;	// Left and right flip
			});
		}
	});
	const TASKS = [{
		fn: animateTranslate,
		arg: {
			elem: elem,
			time: 500,		// animation time
			sx: elem.offsetLeft,
			sy: elem.offsetTop,
			ex: 450,
			ey: 150,
			delay: 400		// start delay
		}
	}, {
		fn: animateZoom,
		arg: {
			elem: elem,
			time: 1000,
			rate: 2,
			delay: 0
		}
	}, {
		fn: animateZoom,
		arg: {
			elem: elem,
			time: 200,
			rate: 0.5,
			delay: 0
		}
	}, {
		fn: animateRotate,
		arg: {
			elem: elem,
			time: 1000,
			deg: 360*2,
			delay: 0
		}
	}, {
		fn: animateTranslate,
		arg: {
			elem: elem,
			time: 800,
			sx: 450,
			sy: 150,
			ex: 100,
			ey: 250,
			delay: 0
		}
	}, {
		fn: animateTranslate,
		arg: {
			elem: elem,
			time: 100,
			sx: 100,
			sy: 250,
			ex: elem.offsetLeft,
			ey: elem.offsetTop,
			delay: 0
		}
	}, {
		fn: animateFade,
		arg: {
			elem: elem,
			time: 1000,
			opacity: 0.4,
			delay: 0
		}
	}];
	const msec = 400;			// promise wait

	const wait = msec => new Promise(resolve => setTimeout(resolve, msec));

	function animateTranslate(arg) {
		return new Promise(resolve => {
			const diffX = arg.ex - arg.sx;
			const diffY = arg.ey - arg.sy;
			let progress = 0;

			requestAnimationFrame(startTime => {
				update(startTime);
				
				function update(timeStamp) {
					progress = (timeStamp - startTime - arg.delay) / arg.time;
					if (progress > 1) progress = 1;
					if (progress > 0) {	// progress is a negative value during the delay
						const resultX = arg.sx + diffX * progress;
						const resultY = arg.sy + diffY * progress;
						arg.elem.style.left = `${resultX}px`;
						arg.elem.style.top = `${resultY}px`;
					}
					if (progress < 1) {
						requestAnimationFrame(update);
					} else {
						console.log("animate translate resolve");
						resolve();
					}
				}
			});
		});
	}

	function animateZoom(arg) {
		return new Promise(resolve => {
			const width = arg.elem.offsetWidth;
			const height = arg.elem.offsetHeight;
			const cx = arg.elem.offsetLeft + width / 2;
			const cy = arg.elem.offsetTop + height / 2;
			const diffW = width * arg.rate - width;
			const diffH = height * arg.rate - height;
			let progress = 0;

			requestAnimationFrame(startTime => {
				update(startTime);

				function update(timeStamp) {
					progress = (timeStamp - startTime - arg.delay) / arg.time;
					if (progress > 1) progress = 1;
					if (progress > 0) {
						const resultW = width + diffW * progress;
						const resultH = height + diffH * progress;
						arg.elem.style.width = `${resultW}px`;
						arg.elem.style.height = `${resultH}px`;
						arg.elem.style.left = `${cx - resultW/2}px`;
						arg.elem.style.top = `${cy - resultH/2}px`;
					}
					if (progress < 1) {
						requestAnimationFrame(update);
					} else {
						console.log("animate zoom resolve");
						resolve();
					}
				}
			});
		});
	}

	function animateRotate(arg) {
		return new Promise(resolve => {
			let progress = 0;

			requestAnimationFrame(startTime => {
				update(startTime);

				function update(timeStamp) {
					progress = (timeStamp - startTime - arg.delay) / arg.time;
					if (progress > 1) progress = 1;
					if (progress > 0) {
						const resultR = arg.deg * progress;
						arg.elem.style.transform = `rotate(${resultR}deg)`;
					}
					if (progress < 1) {
						requestAnimationFrame(update);
					} else {
						arg.elem.style.transform = `scale(1,1)`;	// Left and right flip
						console.log(`animate rotate resolve`);
						resolve();
					}
				}
			});
		});
	}

	function animateFade(arg) {
		return new Promise(resolve => {
			let progress = 0;
			const diff = 1 - arg.opacity;

			requestAnimationFrame(startTime => {
				update(startTime);

				function update(timeStamp) {
					progress = (timeStamp - startTime - arg.delay) / arg.time;
					if (progress > 1) progress = 1;
					if (progress > 0) {
						const resultO = 1 - (diff * progress);
						arg.elem.style.opacity = `${resultO}`;
					}
					if (progress < 1) {
						requestAnimationFrame(update);
					} else {
						console.log("animate fade resolve");
						resolve();
					}
				}
			});
		});
	}

	function sequenceTasks(tasks, msec) {
		return tasks.reduce((promise, task) => {
			return promise.then(() => {
				return task.fn(task.arg);
			}).then(() => {
				console.log("wait");
				return wait(msec);
			});
		}, Promise.resolve());  // initialValue
	}

};	// window.onload
              
            
!
999px

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