CodePen is a website where developers can share and showcase their code. There are many different CSS alert box styles available on CodePen, so you can find one that fits your needs perfectly. Here are a few examples of unique CSS alert box styles from CodePen
See the Pen Pure HTML + CSS alerts with dismiss. by Robert Lemon (@rlemon) on CodePen.
Title:- Pure HTML + CSS alerts with dismiss.
Author:- Robert Lemon
Made with :- HTML CSS JS
See the Pen Simple css alerts by Stanislav (@golcinho) on CodePen.
Title:- Simple css alerts
Author:- Stanislav
Made with :- HTML CSS JS
See the Pen Icons Sweet Alert Personnalisé by KAM3LEON (@Kam3leoN) on CodePen.
Title:- Icons Sweet Alert Personnalisé
Author:- KAM3LEON
Made with :- HTML CSS JS
See the Pen CSS Alert Box by mskashef (@mskashef) on CodePen.
Title:- CSS Alert Box
Author:- mskashef
Made with :- HTML CSS JS
See the Pen Daily UI#011 | Flash Message (Error/Success) by Julie Park (@juliepark) on CodePen.
Title:- Daily UI#011 | Flash Message (Error/Success)
Author:- Julie Park
Made with :- HTML CSS JS
See the Pen error, success, warning and alert Messages by Swarup Kumar Kuila (@uiswarup) on CodePen.
Title:- error, success, warning and alert Messages
Author:- Swarup Kumar Kuila
Made with :- HTML CSS JS
See the Pen Error, Success, Warning and Info Messages by Alex Dobson (@DobsonDev) on CodePen.
Title:- Error, Success, Warning and Info Messages
Author:- Alex Dobson
Made with :- HTML CSS JS
See the Pen Simple Confirmation Popup by Adventures in Missions (@adventuresinmissions) on CodePen.
Title:- Simple Confirmation Popup
Author:- Adventures in Missions
Made with :- HTML CSS JS
See the Pen Simple Register Form with AngularJS & Material Design by Sylvain MARTIN (@sylvmrtn) on CodePen.
Title:- Simple Register Form with AngularJS & Material Design
Author:- Sylvain MARTIN
Made with :- HTML CSS JS
See the Pen Google Maps Example: Nightly by Ionic (@ionic) on CodePen.
Title:- Google Maps Example: Nightly
Author:- Ionic
Made with :- HTML CSS JS
See the Pen Notifications, Alerts, Modals by DevTips (@devtips) on CodePen.
Title:- Notifications, Alerts, Modals
Author:- DevTips
Made with :- HTML CSS JS
See the Pen SweetAlert2 by Rio Dwi Prabowo (@riyos94) on CodePen.
Title:- SweetAlert2
Author:- Rio Dwi Prabowo
Made with :- HTML CSS JS
See the Pen Pure CSS Option ( radio & checkbox ) No JS by Aron (@aron-tw) on CodePen.
Title:- Pure CSS Option ( radio & checkbox ) No JS
Author:- Aron
Made with :- HTML CSS JS
See the Pen Generate Bootstrap Alerts with Javascript by Cody Sechelski (@codysechelski) on CodePen.
Title:- Generate Bootstrap Alerts with Javascript
Author:- Cody Sechelski
Made with :- HTML CSS JS
See the Pen Loading like iOS by ks9 (@koheishingai) on CodePen.
Title:- Loading like iOS
Author:- ks9
Made with :- HTML CSS JS
See the Pen Modern Alerts by MohammadReza keikavousi (@keikaavousi) on CodePen.
Title:- Modern Alerts
Author:- MohammadReza keikavousi
Made with :- HTML CSS JS
See the Pen Error message banner by Guillaume (@gumariot) on CodePen.
Title:- Error message banner
Author:- Guillaume
Made with :- HTML CSS JS
See the Pen #011 UI daily challenge – flash message by Dragos Nedelcu (@dragos193) on CodePen.
Title:- #011 UI daily challenge – flash message
Author:- Dragos Nedelcu
Made with :- HTML CSS JS
See the Pen Message Types by Chris Burnell (@chrisburnell) on CodePen.
Title:- Message Types
Author:- Chris Burnell
Made with :- HTML CSS JS
See the Pen Warning, Info and Error css by Audun (@audedesigns) on CodePen.
Title:- Warning, Info and Error css
Author:- Audun
Made with :- HTML CSS JS
See the Pen Password error animation by Aaron Iker (@aaroniker) on CodePen.
