body{background:#000;color:#fff}
#calendar{max-width:1100px;margin:40px auto}
.fc{color:#fff}
.fc-toolbar-title{text-align:center;font-size:36px}
.fc-button{background:transparent;border:1px solid #00cfff;color:#fff}
.fc-button-active{background:#00cfff;color:#000}
.fc-event{background:#e78e22;border:none}

#popup{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.85);z-index:99999;align-items:center;justify-content:center}
.box{background:#fff;color:#000;width:450px;padding:20px;border-radius:10px;text-align:center}
.box img{width:100%;margin:10px 0}
.close{position:absolute;right:20px;top:10px;cursor:pointer;font-size:22px}
.actions{display:flex;justify-content:space-between;margin-top:10px}
.subscribe{border:2px solid #00cfff;background:transparent;color:#fff;padding:10px 18px;border-radius:25px}