.ci-text span {display:block;margin:0 0 20px;font-size:16px;color:#555;letter-spacing:-.025em;line-height:1.5}

@media all and (max-width:768px) {
     .ci-text span {font-size:15px}
}
@media all and (max-width:576px) {
     .ci-text span {font-size:14px}
}