CSS/transition変化のタイミング

ease:開始と完了を滑らか
linear:一定
ease-in:ゆっくり始まる
ease-out:ゆっくり終わる
ease-in-out:ゆっくり始まってゆっくり終わる
	
#box {
	width: 70%;
	height: auto;
	background-color: #eee;
	margin: 50px auto;
	cursor: pointer;
}

#box div {
	width: 14%;
	height:	30px;
	padding: 0 0 0 5px;
	margin-bottom: 10px;
	background-color: #e95;
}
#box:hover div{
	width: 100%;
}

.ease {
	-webkit-transition: all 2s ease;
	transition: all 2s ease;
}

.linear {
	-webkit-transition: all 2s linear;
	transition: all 2s linear;
}

.ease-in {
	-webkit-transition: all 2s ease-in;
	transition: all 2s ease-in;
}

.ease-in-out {
	-webkit-transition: all 2s ease-in-out;
	transition: all 2s ease-in-out;
}

.ease-out {
	-webkit-transition: all 2s ease-out;
	transition: all 2s ease-out;
}

.step-start {
	-webkit-transition: all 2s step-start;
	transition: all 2s step-start;
}

.step-end {
	-webkit-transition: all 2s step-end;
	transition: all 2s step-end;
}

.steps-4-start {
	-webkit-transition: all 2s steps(4,start);
	transition: all 2s steps(4,start);
}

.steps-4-end {
	-webkit-transition: all 2s steps(4,end);
	transition: all 2s steps(4,end);
}

.ease2 {
	-webkit-transition: all 2s ease 2s;
	transition: all 2s ease 2s;
}