In order to change the watermark colour, add the code displayed below into the CSS file or style tag of the web page.
Watermark example
input::-webkit-input-placeholder { /* Chrome/Opera/Safari */
color: mediumpurple;
}
input::-moz-placeholder { /* Firefox 19+ */
color: mediumpurple;
}
input:-ms-input-placeholder { /* IE 10+ */
color: mediumpurple;
}
input:-moz-placeholder { /* Firefox 18- */
color: mediumpurple;
}