Bolding variables in README

README.md

@@ -47,27 +47,27 @@ terraform destroy
 ## Variables
 
 ### AWS Infrastructure
-* region: AWS region (default: `us-east-1`)
-* count: number of HA servers to deploy (default: `3`)
-* name_prefix: prefix for all AWS resource names (default: `rancher-ha`)
-* ami: instance AMI ID (default: `ami-dfdff3c8`; RancherOS in us-east-1)
-* key_name: SSH key name in your AWS account for AWS instances (required)
-* instance_type: AWS instance type (default: `t2.large` for RAM requirement)
-* root_volume_size: size in GB of the instance root volume (default: `16`)
-* vpc_cidr: subnet in CIDR format to assign to the VPC (default: `192.168.199.0/24`)
-* subnet_cidrs: list of subnet ranges (3 required) (default: `["192.168.199.0/26", "192.168.199.64/26", "192.168.199.128/26"`)
-* availability_zones: AZs for placing instances and subnets (may change based on your account's availability) (default: `["us-east-1a", "us-east-1b", "us-east-1d"]`)
+* **region**: AWS region (default: `us-east-1`)
+* **count**: number of HA servers to deploy (default: `3`)
+* **name_prefix**: prefix for all AWS resource names (default: `rancher-ha`)
+* **ami**: instance AMI ID (default: `ami-dfdff3c8`; RancherOS in us-east-1)
+* **key_name**: SSH key name in your AWS account for AWS instances (required)
+* **instance_type**: AWS instance type (default: `t2.large` for RAM requirement)
+* **root_volume_size**: size in GB of the instance root volume (default: `16`)
+* **vpc_cidr**: subnet in CIDR format to assign to the VPC (default: `192.168.199.0/24`)
+* **subnet_cidrs**: list of subnet ranges (3 required) (default: `["192.168.199.0/26", "192.168.199.64/26", "192.168.199.128/26"`)
+* **availability_zones**: AZs for placing instances and subnets (may change based on your account's availability) (default: `["us-east-1a", "us-east-1b", "us-east-1d"]`)
 
 ### Database
-* db_name: name of the RDS DB (default: `rancher`)
-* db_user: username used to connect to the RDS database (default: `rancher`)
-* db_pass: password used to connect to the RDS database (required)
+* **db_name**: name of the RDS DB (default: `rancher`)
+* **db_user**: username used to connect to the RDS database (default: `rancher`)
+* **db_pass**: password used to connect to the RDS database (required)
 
 ### SSL
-* enable_https: enable HTTPS termination on the loadbalancer (default: `false`)
-* cert_body: required if `enable_https` is set to `true`
-* cert_private_key: required if `enable_https` is set to `true`
-* cert_chain: required if `enable_https` is set to `true`
+* **enable_https**: enable HTTPS termination on the loadbalancer (default: `false`)
+* **cert_body**: required if `enable_https` is set to `true`
+* **cert_private_key**: required if `enable_https` is set to `true`
+* **cert_chain**: required if `enable_https` is set to `true`
 
 ### Rancher
-* rancher_version: Rancher version to deploy (default: `latest`)
+* **rancher_version**: Rancher version to deploy (default: `latest`)