Update README.md

Top-down/parallelization/README.md

@@ -87,12 +87,10 @@ Input data layers must be named and placed according to some rules, as follows:
     DATA_DIR/HZD: {ISO}_{HZD}_RP{n}.tif		E.g. SEN_FL_RP100.tif
     DATA_DIR/EXP: {ISO}_{EXP}.gpkg		E.g. SEN_POP.tif
   ```
-Allowed exposure categories are:
-```
-	- **`ISO`_POP.tif**: Population, as from [Global Human Settlement Layer](https://ghsl.jrc.ec.europa.eu/download.php?ds=pop) or [Worldpop](https://hub.worldpop.org/geodata/listing?id=79). Value representing population count per cell.
-	- **`ISO`_BU.tif**: Built-up from [Global Human Settlement Layer](https://ghsl.jrc.ec.europa.eu/download.php?ds=bu) or [World Settlement Footprint](https://download.geoservice.dlr.de/WSF2019/). Value as density (0-1) per cell.
-	- **`ISO`_AGR.tif**: Agriculture from land cover map, [ESA land cover](https://esa-worldcover.org/en) or equivalent. Value as density (0-1) per cell.
-```
+  Allowed exposure categories are:
+  - **`ISO`_POP.tif**: Population, as from [Global Human Settlement Layer](https://ghsl.jrc.ec.europa.eu/download.php?ds=pop) or [Worldpop](https://hub.worldpop.org/geodata/listing?id=79). Value representing population count per cell.
+  - **`ISO`_BU.tif**: Built-up from [Global Human Settlement Layer](https://ghsl.jrc.ec.europa.eu/download.php?ds=bu) or [World Settlement Footprint](https://download.geoservice.dlr.de/WSF2019/). Value as density (0-1) per cell.
+  - **`ISO`_AGR.tif**: Agriculture from land cover map, [ESA land cover](https://esa-worldcover.org/en) or equivalent. Value as density (0-1) per cell.
 
 - Read more about data formatting in the [documentation](https://gfdrr.github.io/CCDR-tools/docs/tool-setup.html).