Add color prop, in order to make it more flexible. But, if it doesnt receive...

Add color prop, in order to make it more flexible. But, if it doesnt receive any prop called color, it has a default color

src/Components/SnackbarComponent.js

@@ -25,7 +25,7 @@ export default function SnackbarComponent (props) {
         <Snackbar open={props.snackbarOpen} autoHideDuration={3000} onClose={props.handleClose}
         anchorOrigin = {{ vertical:'top', horizontal:'right' }}
         >
-            <Alert severity={props.severity} style={{backgroundColor:"#00acc1"}}>
+            <Alert severity={props.severity}  style={ props.color === null ? {backgroundColor:"#00acc1"} : {backgroundColor: props.color}}>
                 {props.text}
             </Alert>
         </Snackbar>