.panel{box-shadow:1px 1px 5px 1px #0f0f0f63}.panel-sm{padding:4px;border-radius:5px}.panel-md{padding:8px;border-radius:10px}.panel-lg{padding:12px;border-radius:12px}.panel-xl{padding:16px;border-radius:18px}.letter-title{box-shadow:3px 3px}.marker-yellow{background-color:#fffd83}.marker-blue{background-color:#a6d3ff}.marker-pink{background-color:#fdbdfa}.marker-green{background-color:#97ffac}.marker-orange{background-color:#ffb672}.video-area{overflow:hidden;padding:0 10px;text-align:center}.video-area>iframe{max-width:100%}@media screen and (max-width:500px){.video-area>iframe{height:200px}}