/*
按鍵靠左
*/
.group-btn-left > button {
	margin-right: .3rem;
}

/*
按鍵靠右
*/
.group-btn-right {
	text-align: right;
	margin-top: 1rem;
	margin-bottom: 1rem;
}

.group-btn-right > button {
	margin-right: .3rem;
}

.btn-right {
	float: right;
	margin-right: .3rem;
}

.btn-end {
	margin-right: 0 !important;
}

.float-add {
	position: fixed;
	/* 定位在最上層 */
	top: calc(100vh - 10rem);
	left: calc(100vw - 3.5rem);
	padding-left: 15px;
	padding-right: 15px;
	z-index: 100;
}

.float-add.btn-circle {
  width: 2.5rem;
  height: 2.5rem;
  padding: .3rem 0;
	font-size: 2rem;
  line-height: 1rem;
  border-radius: 2.5rem;
}

.btn-align-middle {
	margin-top: auto;
	margin-bottom: auto;
	text-align: right;
}