biobulkbende.org/app/assets/scss/modules/_arrow.scss

.arrow{
	width: 0; 
	height: 0; 
	border-left: 70px solid transparent;
	border-right: 70px solid transparent;

	&--about{	
		position: absolute;
		bottom: -60px;
		z-index: 1;
		left: 50%;
		transform:translateX(-50%);

		@include atMedium{
			position: relative;
			bottom: -40px;
			left: 50%;
			transform: translateX(-50%);
		}

		@include atLarge{
			position: relative;
			bottom: -70px;
			left: 50%;
			transform: translateX(-50%);
		}
	}

	&--how-it-works-1{
		position: absolute;
		bottom: -60px;
		z-index: 1;
		left: 50%;
		transform:translateX(-50%);

		@include atMedium{
			position: relative;
			bottom: -30px;
			left: 50%;
			transform: translateX(-50%);
		}

		@include atLarge{
			position: relative;
			bottom: -30px;
			left: 70%;
			transform: translateX(-50%);
		}
	}

	&--how-it-works-2{
		position: absolute;
		bottom: -60px;
		z-index: 1;
		left: 50%;
		transform:translateX(-50%);

		@include atMedium{
			position: relative;
			bottom: 0px;
			left: 50%;
			transform: translateX(-50%);
		}

		@include atLarge{
			position: relative;
			bottom: 0px;
			left: 50%;
			transform: translateX(-50%);
		}
	}

	&--red{
		border-top: 85px solid $myRed;
	}

	&--darkGreen{
		border-top: 85px solid $myDarkGreen;
	}

	&--lightGreen{
		border-top: 85px solid $myLightGreen;
	}

}