Adapt image sizes where it makes sense

09_hw_debug_JTAG/README.md

@@ -10,7 +10,7 @@ In the exact order as listed:
 4. In new terminal, `make openocd` and keep terminal open.
 5. In new terminal, `make gdb` or make `make gdb-opt0`.
 
-<img src="../doc/09_demo.gif" width="880">
+![Demo](../doc/09_demo.gif)
 
 ## Table of Contents
 

11_virtual_memory/README.md

@@ -208,7 +208,7 @@ The following block diagram visualizes the underlying translation for the second
 
 ### Address translation using a 64 KiB page descriptor
 
-<img src="../doc/11_page_tables_64KiB.png" width="880">
+<img src="../doc/11_page_tables_64KiB.png" alt="Page Tables 64KiB" width="90%">
 
 ## Zero-cost abstraction
 

14_exceptions_part2_peripheral_IRQs/README.md

@@ -8,7 +8,7 @@
 - Handling for our first peripheral IRQ is implemented: The `UART`'s receive IRQ - one IRQ per
   received character.
 
-<img src="../doc/14_header.png" width="880">
+![Header](../doc/14_header.png)
 
 ## Table of Contents
 
@@ -443,7 +443,7 @@ IRQs can be routed to _one core only_. In our case, we leave the default unchang
 everything is routed to the boot CPU core. The image below depicts the `struct diagram` of the
 driver implementation.
 
-<img src="../doc/14_BCM_driver.png" width="880">
+![BCM Driver](../doc/14_BCM_driver.png)
 
 We have a top-level driver, which implements the `IRQManager` trait. _Only the top-level driver_ is
 exposed to the rest of the `kernel`. The top-level itself has two members, representing the local
@@ -567,7 +567,7 @@ In summary, this means that any registers in the `GICD` that deal with the core-
 are banked. Since there is one `GICC` per CPU core, the whole thing is banked. This allows us to
 design the following `struct diagram` for our driver implementation:
 
-<img src="../doc/14_GICv2_driver.png" width="880">
+![GICv2 Driver](../doc/14_GICv2_driver.png)
 
 The top-level struct is composed of a `GICD`, a `GICC` and a `HandlerTable`. The latter is
 implemented identically as in the `Pi 3`.

README.CN.md

@@ -4,7 +4,7 @@
 
 <br/>
 
-<img src="doc/header.jpg" height="390"> <img src="doc/minipush_demo_frontpage.gif" height="390">
+<img src="doc/header.jpg" height="379"> <img src="doc/minipush_demo_frontpage.gif" height="379">
 
 ## ℹ️ 介绍
 
@@ -36,7 +36,7 @@ _带上我最诚挚的问候,<br>Andre ([@andre-richter])_
 
 ### `make doc` 的输出
 
-<img src="doc/make_doc.png" width="880">
+![make doc](doc/make_doc.png)
 
 [Visual Studio Code]: https://code.visualstudio.com
 [Rust Analyzer]: https://rust-analyzer.github.io