Answers for "how to change the highlight color in css"

custom selection color css

::selection {
	color: #000000;
	background-color: red;
}

/* for firefox */
::moz-selection {
	color: #000000;
	background-color: red;
}

hcss change highlight color

::selection {
  background: #ffb7b7; /* WebKit/Blink Browsers */
}
::-moz-selection {
  background: #ffb7b7; /* Gecko Browsers */
}

change mouse highlight color js

/*** Works on common browsers ***/
::selection {
    background-color: #352e7e;
    color: #fff;
}

/*** Mozilla based browsers ***/
::-moz-selection {
    background-color: #352e7e;
    color: #fff;
}

/***For Other Browsers ***/
::-o-selection {
    background-color: #352e7e;
    color: #fff;
}

::-ms-selection {
    background-color: #352e7e;
    color: #fff;
}

/*** For Webkit ***/
::-webkit-selection {
    background-color: #352e7e;
    color: #fff;
}