Update Loginsignin.css

Author: RagoTheDev

src/Components/LoginAndSignIn/Loginsignin.css

@@ -99,7 +99,7 @@
     text-decoration: underline;
 }
 
-media (max-width: 900px) {
+@media screen and (max-width: 900px) {
     .loginandsignin {
     display: flex;
     flex-direction: column;