Just include all your styling in same html file, dont make a css file... https://www.w3schools.com/php/func_mail_mail.asp Btw, I afraid that i might misunderstood ur question...
Wow, interesting... Why not Slim/lumen(API Provider) - Angular - leaflet?.. Currently Im doing the same development...
U do have some basic in php rite? If not, then i would suggest few tutorial from w3school... not an expert, just sharing my 👌 knowledge... 😅
U host the smtp server or use any email service?
Hi Hzl, what do u meant with manipulate api? RestApi? What kind of Api?
you received the number in "string"?