Update 1_requirements.rst

Author: hweifluids

source/1_requirements.rst

@@ -15,6 +15,7 @@ Firstly, the following packages are supposed to be installed on your computer ma
 2. `CUDA Toolkit <https://developer.nvidia.com/cuda-toolkit>`__ version 12.9 (`Download <https://developer.nvidia.com/cuda-toolkit-archive>`). All versions crossing 12.x.x should theoretically work, but only 12.9 was fully tested. Ealier versions could work as well, but it requires a different version of `cupy`, and could cause unexpected performance decay and errors. See `cupy` documentation for more information.
 
 3. `pip <https://pypi.org/project/pip/>`__ newest version, which is used for installing further dependencies. It can be installed by:
+
 .. code-block::
   python -m ensurepip --upgrade
 
@@ -32,9 +33,11 @@ Generally, the following dependencies can be installed via ``pip``, the Python p
 10. `PyQt5 <https://riverbankcomputing.com/software/pyqt/intro>`__ version 5.15.11 or later  
 
 You can install them after installing ``pip`` by:
+
 .. code-block::
   pip install -r ./requirements.txt
-When it does not work, consider if your current dir is incorrect. It should be run from the project root of ``Py3DFTLE`` when undergoing configurations and under :ref:`command-line <commands>`` mode. Please feel free about such thing under GUI mode.
+
+When it does not work, consider if your current dir is incorrect. It should be run from the project root of ``Py3DFTLE`` when undergoing configurations and under :ref:`command-line <command>` mode. Please feel free about such thing under GUI mode.
 
 
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