.articletop{float:left;clear:both;margin-bottom:30px;}
.pguide{float:left;cursor:pointer;margin-top:0px;}
.pguide:nth-child(4n+3),.pguide:nth-child(4n){margin-top:20px;}
.pguide a{width:100%;position:relative;}
.pguide img{width:100%;}
.pguide .d1{position:absolute;width:50%; left:80px;top:20px;font-size:20px;font-weight:normal;justify-content:space-around;display:flex;color:#fff;}
.pguide .d2{position:absolute;width:50%; left:80px;top:80px;font-size:25px;font-weight:bold; justify-content:space-around;display:flex;color:#fff;}
.pguide:nth-child(4n+3) .d1,.pguide:nth-child(4n+3) .d2{color:#000000;}
.pguide:nth-child(4n+4) .d1,.pguide:nth-child(4n+4) .d2{color:#00ffff;}