.p5-collapse {
	box-sizing: border-box;
	border: 1px solid #eee;
	&-item {
		&-header {
			padding: 10px 40px 10px 40px;
			position: relative;
			border-bottom: 1px solid #eee;
			transition: background-color .25s ease;
			&:hover {
				background: #fbedeb;
			}
			&-arrow {
				position: absolute;
				top: 50%;
				left: 10px;
				transform: translateY(-50%);
				font-size: 20px;
				line-height: 1;
				transition: transform 0.3s;
				&-down {
					transform: translateY(-50%) rotate(90deg);
				}
			}
		}
		&-children {
			padding-left: 40px;
			height: 0;
			transition: all .3s ease;
			overflow: hidden;
		}
	}
}
.p5-collapse-item-children{
	.p5-collapse-item-header {
		padding-left: 0;
	}
}
 .p5-collapse-item {
	&:last-child {
		.p5-collapse-item-children {
			.p5-collapse-item {
				&:last-child {
					.p5-collapse-item-header {
						border: none;
					}
				}
			}
		}
	}
}
.p5-collapse-item-header-last {
	border: none;
}