Update README.md

Author: kristianmitk

README.md

@@ -1,4 +1,4 @@
-<p align=" center">
+<p align="center">
   <a href="https://bitmark-association.org/opentaskpool"><img src="https://tb-open-taskpool.s3.eu-central-1.amazonaws.com/open-taskpool.png#" alt="open taskpool" style="height: 150px"/></a>
 </p>
 <p align="center">
@@ -134,4 +134,4 @@ in the languages of your choice.
 All source data currently used in the open taskpool comes from the [Tatoeba Project](https://tatoeba.org/en) and are made
 available via the [Creative Commons Attribution 2.0](https://creativecommons.org/licenses/by/2.0/) License.
 
-![Creative Common](https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/by.svg)
+![Creative Common](https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/by.svg)