Change left-aligned to center-aligned

Change left-aligned to center-aligned

doc/doc_ch/environment.md

@@ -25,20 +25,20 @@
   - 地址：https://mirrors.tuna.tsinghua.edu.cn/anaconda/archive/?C=M&O=D
   - 大部分win10电脑均为64位操作系统，选择x86_64版本；若电脑为32位操作系统，则选择x86.exe
 
-    <img src="../install/windows/Anaconda_download.png" alt="anaconda download" width="800" align="left"/>
+    <img src="../install/windows/Anaconda_download.png" alt="anaconda download" width="800" align="center"/>
   - 下载完成后，双击安装程序进入图形界面
   - 默认安装位置为C盘，建议将安装位置更改到D盘：
 
-    <img src="../install/windows/anaconda_install_folder.png" alt="install config" width="500" align="left"/>
+    <img src="../install/windows/anaconda_install_folder.png" alt="install config" width="500" align="center"/>
   - 勾选conda加入环境变量，忽略警告：
 
-    <img src="../install/windows/anaconda_install_env.png" alt="add conda to path" width="500" align="left"/>
+    <img src="../install/windows/anaconda_install_env.png" alt="add conda to path" width="500" align="center"/>
 
 #### 1.1.2 打开终端并创建conda环境
 
 - 打开Anaconda Prompt终端：左下角Windows Start Menu -> Anaconda3 -> Anaconda Prompt启动控制台
 
-  <img src="../install/windows/anaconda_prompt.png" alt="anaconda download" width="300" align="left"/>
+  <img src="../install/windows/anaconda_prompt.png" alt="anaconda download" width="300" align="center"/>
 
 
 - 创建新的conda环境
@@ -53,7 +53,7 @@
 
   之后命令行中会输出提示信息，输入y并回车继续安装
 
-  <img src="../install/windows/conda_new_env.png" alt="conda create" width="700" align="left"/>
+  <img src="../install/windows/conda_new_env.png" alt="conda create" width="700" align="center"/>
 
 - 激活刚创建的conda环境，在命令行中输入以下命令：
 
@@ -64,10 +64,7 @@
   where python
   ```
 
-    <img src="../install/windows/conda_list_env.png" alt="create environment" width="600" align="left"/>
-  
-    
-  
+    <img src="../install/windows/conda_list_env.png" alt="create environment" width="600" align="center"/>
   
   
   
@@ -86,7 +83,7 @@
 - Anaconda下载：
   - 地址：https://mirrors.tuna.tsinghua.edu.cn/anaconda/archive/?C=M&O=D
   
-  <img src="../install/mac/anaconda_start.png" alt="anaconda download" width="800" align="left"/>
+  <img src="../install/mac/anaconda_start.png" alt="anaconda download" width="800" align="center"/>
   
   - 选择最下方的`Anaconda3-2021.05-MacOSX-x86_64.pkg`下载
 - 下载完成后，双击.pkg文件进入图形界面
@@ -156,7 +153,7 @@
 
   - 之后命令行中会输出提示信息，输入y并回车继续安装
 
-    - <img src="../install/mac/conda_create.png" alt="conda_create" width="600" align="left"/>
+    - <img src="../install/mac/conda_create.png" alt="conda_create" width="600" align="center"/>
 
 - 激活刚创建的conda环境，在命令行中输入以下命令：
 
@@ -167,7 +164,7 @@
   where python
   ```
 
-  <img src="../install/mac/conda_activate.png" alt="conda_actviate" width="600" align="left"/>
+  <img src="../install/mac/conda_activate.png" alt="conda_actviate" width="600" align="center"/>
 
 以上anaconda环境和python环境安装完毕
 
@@ -186,43 +183,27 @@ Linux用户可选择Anaconda或Docker两种方式运行。如果你熟悉Docker
 - **下载Anaconda**：
 
   - 下载地址：https://mirrors.tuna.tsinghua.edu.cn/anaconda/archive/?C=M&O=D
-    <img src="../install/linux/anaconda_download.png" akt="anaconda download" width="800" align="left"/>
-
-    
-
-    
-
-    
-
-    
-
-    
-
-    
-
-    
-
-    
+    <img src="../install/linux/anaconda_download.png" akt="anaconda download" width="800" align="center"/>
 
     - 选择适合您操作系统的版本
-      - 可在终端输入`uname -m`查询系统所用的指令集
-
-  - 下载法1：本地下载，再将安装包传到linux服务器上
-
-  - 下载法2：直接使用linux命令行下载
-
-    ```shell
+    - 可在终端输入`uname -m`查询系统所用的指令集
+    
+- 下载法1：本地下载，再将安装包传到linux服务器上
+  
+- 下载法2：直接使用linux命令行下载
+  
+  ```shell
     # 首先安装wget
-    sudo apt-get install wget  # Ubuntu
+  sudo apt-get install wget  # Ubuntu
     sudo yum install wget  # CentOS
-    ```
-
-    ```shell
+  ```
+  
+  ```shell
     # 然后使用wget从清华源上下载
-    # 如要下载Anaconda3-2021.05-Linux-x86_64.sh，则下载命令如下：
+  # 如要下载Anaconda3-2021.05-Linux-x86_64.sh，则下载命令如下：
     wget https://mirrors.tuna.tsinghua.edu.cn/anaconda/archive/Anaconda3-2021.05-Linux-x86_64.sh
     
-    # 若您要下载其他版本，需要将最后1个/后的文件名改成您希望下载的版本
+  # 若您要下载其他版本，需要将最后1个/后的文件名改成您希望下载的版本
     ```
 
 - 安装Anaconda：
@@ -290,7 +271,7 @@ Linux用户可选择Anaconda或Docker两种方式运行。如果你熟悉Docker
 
   - 之后命令行中会输出提示信息，输入y并回车继续安装
 
-    <img src="../install/linux/conda_create.png" alt="conda_create" width="500" align="left"/>
+    <img src="../install/linux/conda_create.png" alt="conda_create" width="500" align="center"/>
 
 - 激活刚创建的conda环境，在命令行中输入以下命令：
 

doc/doc_en/environment_en.md

@@ -29,7 +29,7 @@
 
   - Most Win10 computers are 64-bit operating systems, choose x86_64 version; if the computer is a 32-bit operating system, choose x86.exe
 
-    <img src="../install/windows/Anaconda_download.png" alt="anaconda download" width="800" align="left "/>
+    <img src="../install/windows/Anaconda_download.png" alt="anaconda download" width="800" align="center "/>
 
   - After the download is complete, double-click the installer to enter the graphical interface
 
@@ -39,13 +39,14 @@
 
   - Check conda to add environment variables and ignore the warning that
 
-    <img src="../install/windows/anaconda_install_env.png" alt="add conda to path" width="500" align="left"/>
+    <img src="../install/windows/anaconda_install_env.png" alt="add conda to path" width="500" align="center"/>
+    
 
 #### 1.1.2 Opening the terminal and creating the conda environment
 
 - Open Anaconda Prompt terminal: bottom left Windows Start Menu -> Anaconda3 -> Anaconda Prompt start console
 
-  <img src="../install/windows/anaconda_prompt.png" alt="anaconda download" width="300" align="left"/>
+  <img src="../install/windows/anaconda_prompt.png" alt="anaconda download" width="300" align="center"/>
 
 
 - Create a new conda environment
@@ -60,7 +61,7 @@
 
   The command line will then output a prompt, type y and enter to continue the installation
 
-  <img src="../install/windows/conda_new_env.png" alt="conda create" width="700" align="left"/>
+  <img src="../install/windows/conda_new_env.png" alt="conda create" width="700" align="center"/>
 
 - To activate the conda environment you just created, enter the following command at the command line.
 
@@ -71,7 +72,7 @@
   where python
   ```
   
-  <img src="../install/windows/conda_list_env.png" alt="create environment" width="600" align="left"/>
+  <img src="../install/windows/conda_list_env.png" alt="create environment" width="600" align="center"/>
 
 The above anaconda environment and python environment are installed
 
@@ -92,7 +93,7 @@ The above anaconda environment and python environment are installed
 
   - Address: https://mirrors.tuna.tsinghua.edu.cn/anaconda/archive/?C=M&O=D
 
-  <img src="../install/mac/anaconda_start.png" alt="anaconda download" width="800" align="left"/>
+  <img src="../install/mac/anaconda_start.png" alt="anaconda download" width="800" align="center"/>
 
   - Select `Anaconda3-2021.05-MacOSX-x86_64.pkg` at the bottom to download
 
@@ -165,7 +166,7 @@ The above anaconda environment and python environment are installed
 
   - The command line will then output a prompt, type y and enter to continue the installation
 
-    - <img src="../install/mac/conda_create.png" alt="conda_create" width="600" align="left"/>
+    - <img src="../install/mac/conda_create.png" alt="conda_create" width="600" align="center"/>
 
 - To activate the conda environment you just created, enter the following command at the command line.
 
@@ -176,7 +177,7 @@ The above anaconda environment and python environment are installed
   where python
   ```
 
-  <img src="../install/mac/conda_activate.png" alt="conda_actviate" width="600" align="left"/>
+  <img src="../install/mac/conda_activate.png" alt="conda_actviate" width="600" align="center"/>
 
 The above anaconda environment and python environment are installed
 
@@ -200,7 +201,7 @@ Linux users can choose to run either Anaconda or Docker. If you are familiar wit
   - Download at: https://mirrors.tuna.tsinghua.edu.cn/anaconda/archive/?C=M&O=D
     
 
-  <img src="../install/linux/anaconda_download.png" akt="anaconda download" width="800" align="left"/>
+  <img src="../install/linux/anaconda_download.png" akt="anaconda download" width="800" align="center"/>
 
   
 
@@ -287,7 +288,7 @@ Linux users can choose to run either Anaconda or Docker. If you are familiar wit
 
   - The command line will then output a prompt, type y and enter to continue the installation
 
-    <img src="../install/linux/conda_create.png" alt="conda_create" width="500" align="left"/>
+    <img src="../install/linux/conda_create.png" alt="conda_create" width="500" align="center"/>
 
 - To activate the conda environment you just created, enter the following command at the command line.
 
@@ -298,6 +299,7 @@ Linux users can choose to run either Anaconda or Docker. If you are familiar wit
 
 The above anaconda environment and python environment are installed
 
+
 #### 1.3.2 Docker environment preparation
 
 **The first time you use this docker image, it will be downloaded automatically. Please be patient.**
@@ -308,7 +310,7 @@ cd /home/Projects
 # You need to create a docker container for the first run, and do not need to run the current command when you run it again
 # Create a docker container named ppocr and map the current directory to the /paddle directory of the container
 
-#If using CPU, use docker instead of nvidia-docker to create docker
+# If using CPU, use docker instead of nvidia-docker to create docker
 sudo docker run --name ppocr -v $PWD:/paddle --network=host -it  paddlepaddle/paddle:latest-dev-cuda10.1-cudnn7-gcc82  /bin/bash
 ```