I have media queries , but in one, the font-size is not working
@media only screen and (min-device-width: 375px) and (max-devicewidth: 667px)
{
#topnav { padding:0px 0px 0px 0px;}
#topnav a { font-size:28px;}
#topnav h1 { font-size:55px;}
#content { float:left;width:100%;margin: 20px 0px 0px 0px; }
#content p { font-size:25px; color: #AAAAAA;text-align:justify;padding:0px 20px 10px 20px; }
#content h1 { font-size:40px; color: #AAAAAA;line-height:140%;padding:0px 20px 0px 20px;text-align:center; }