body{font-family:Arial,sans-serif;background-color:#F4F4F4;margin:0;padding:0;display:flex;justify-content:center;align-items:center;height:100vh;text-align:center;}.container{background-color:#ffffff;border-radius:12px;box-shadow:0 8px 16px rgba(0,0,0,0.1);padding:30px;width:100%;max-width:600px;}.logo{width:200px;}h1{color:#166C99;font-size:28px;margin-bottom:20px;font-weight:bold;}input[type="text"],textarea{border:2px solid #166C99;border-radius:6px;font-size:18px;padding:12px;width:calc(100% - 26px);margin-bottom:20px;box-sizing:border-box;outline:none;transition:border-color 0.3s,box-shadow 0.3s;}input[type="text"]:focus,textarea:focus{border-color:#60A63B;box-shadow:0 0 8px rgba(0,100,0,0.5);}button{background:linear-gradient(90deg,#60A63B,#166C99);border:none;border-radius:6px;color:#ffffff;font-size:18px;padding:12px 24px;cursor:pointer;transition:background-color 0.3s,transform 0.2s,box-shadow 0.3s;box-shadow:0 4px 8px rgba(0,0,0,0.1);margin-bottom:15px;width:calc(100% - 26px);}button:hover{background-color:#4a8e28;transform:scale(1.05);}button:active{background-color:#3b6c1f;transform:scale(0.98);}p,#userIP{color:#666666;font-size:15px;}#messageBox{resize:none;}#shareButton{background:linear-gradient(90deg,#60A63B,#166C99);border:none;border-radius:6px;color:#ffffff;font-size:18px;padding:12px 24px;cursor:pointer;transition:background-color 0.3s,transform 0.2s,box-shadow 0.3s;box-shadow:0 4px 8px rgba(0,0,0,0.1);margin-bottom:15px;width:calc(100% - 26px);opacity:0.5;pointer-events:none;}#shareButton.enabled{opacity:1;pointer-events:auto;}.shake{animation:shake 0.5s;}@keyframes shake{0%{transform:translateX(0);}25%{transform:translateX(-5px);}50%{transform:translateX(5px);}75%{transform:translateX(-5px);}100%{transform:translateX(0);}}@media (max-width:768px){.container{padding:15px;margin:0 0.35cm;}}