label span {
     color: red;
}

li span {
     background: blue;
}


input::-webkit-input-placeholder, textarea::-webkit-input-placeholder, textboxfor::-webkit-input-placeholder {
  /* Chrome/Opera/Safari */
  /*font-weight: bold;*/
  color:white;
}


:-ms-input-placeholder {
  /* IE 10+ */
  font-weight: bold;
}

:-moz-placeholder {
  /* Firefox 18- */
  font-weight: bold;
}