::-webkit-input-placeholder { /* Chrome/Opera/Safari /
color: pink;
}
::-moz-placeholder { / Firefox 19+ /
color: pink;
}
:-ms-input-placeholder { / IE 10+ /
color: pink;
}
:-moz-placeholder { / Firefox 18- */
color: pink;
}
More info – https://css-tricks.com/almanac/selectors/p/placeholder/