.mdetails {background-color:#ccc;padding:5px;position: relative;color:#222}

.mdetails:after, .mdetails:before {border: medium solid rgba(255, 255, 255, 0);content: " ";height: 0;pointer-events: none;position: absolute;top: 100%;width: 0;}
.mdetails:after {border-bottom-color: #ccc;border-width: 10px;right:10px;top:-20px}

.contimg{display: block;max-height: 150px; max-width: 100%;text-align:center}
.contimg img{max-height: 150px;}
.contimg a{display:block}

#normal_mobile .dedetails {background-color:#f5f5f5;padding:5px;position: relative;width:100%}
#normal_mobile .dedetails:after, #normal_mobile .details:before {border: medium solid rgba(255, 255, 255, 0);content: " ";height: 0;pointer-events: none;position: absolute;top: 100%;width: 0;}
#normal_mobile .dedetails:after {border-bottom-color: #f5f5f5;border-width: 10px;left: 45%;top:-15px}

/* .mdetails:before {border-right-color: #ccc;border-width: 11px;left: -11px;top:-1px;margin-left: -11px;} */