Trick it with a “strong” inside shadow:
input:-webkit-autofill {
-webkit-box-shadow:0 0 0 50px white inset; /* Change the color to your own background color */
-webkit-text-fill-color: #333;
}
input:-webkit-autofill:focus {
-webkit-box-shadow: 0 0 0 50px white inset;/*your box-shadow*/
-webkit-text-fill-color: #333;
}