File name should be docker-compose.yml.

test-nginx-proxy-with-ssl.yml

version: '2'

services:
    
    nginx-proxy:
        image: jwilder/nginx-proxy
        ports:
            - "80:80"
            - "443:443"
        volumes:
            - "/etc/nginx/vhost.d"
            - "/usr/share/nginx/html"
            - "/var/run/docker.sock:/tmp/docker.sock:ro"
            - "/etc/nginx/certs"
    letsencrypt-nginx-proxy-companion:
        image: jrcs/letsencrypt-nginx-proxy-companion
        volumes:
            - "/var/run/docker.sock:/var/run/docker.sock:ro"
        volumes_from:
            - "nginx-proxy"

    web:
        image: nginx:1.13.1-alpine
        environment:
            VIRTUAL_HOST: api.running-blue.com
            LETSENCRYPT_HOST: api.running-blue.com
            LETSENCRYPT_EMAIL: karl.yogi.xu@gmail.com