Rsvp - VexaX

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>RSVP</title>
    <style>
        body {
            font-family: 'Arial', sans-serif;
            background: linear-gradient(to right, #ef32d9, #89fffd);
            height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            margin: 0;
        }
        .form-container {
            background: rgba(255, 255, 255, 0.9);
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
            width: 350px;
            position: relative;
        }
        .form-container::before, .form-container::after {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            border-radius: 10px;
            top: 0;
            left: 0;
            animation: glowing 1.5s infinite;
        }
        .form-container::before {
            filter: blur(8px);
        }
        .form-container::after {
            filter: blur(4px);
        }
        @keyframes glowing {
            0% {
                box-shadow: 0 0 5px #ef32d9, 0 0 10px #ef32d9, 0 0 20px #ef32d9, 0 0 40px #89fffd, 0 0 80px #89fffd;
            }
            100% {
                box-shadow: 0 0 5px #89fffd, 0 0 10px #89fffd, 0 0 20px #89fffd, 0 0 40px #ef32d9, 0 0 80px #ef32d9;
            }
        }
        fieldset {
            border: 2px solid #ef32d9;
            border-radius: 10px;
            padding: 20px;
            position: relative;
            background: #fff;
            z-index: 1;
        }
        legend {
            font-size: 1.5em;
            color: #89fffd;
            font-weight: bold;
        }
        .input-group {
            margin-bottom: 15px;
            position: relative;
        }
        .input-group input {
            width: 92%;
            padding: 10px;
            border: 2px solid #ef32d9;
            border-radius: 5px;
            outline: none;
            transition: border-color 0.3s;
        }
        .input-group input:focus {
            border-color: #89fffd;
        }
        .form-button {
            background: linear-gradient(to right, #ef32d9, #89fffd);
            border: none;
            padding: 10px 20px;
            border-radius: 5px;
            color: #fff;
            font-size: 1em;
            cursor: pointer;
            transition: background 0.3s;
            width: 100%;
            text-align: center;
        }
        .form-button:hover {
            background: linear-gradient(to right, #89fffd, #ef32d9);
        }
    </style>
</head>
<body>
    <div class="form-container">
        <fieldset>
            <legend>RSVP</legend>
            <div class="input-group">
                <input type="text" id="fullname" placeholder="Full Name">
            </div>
            <div class="input-group">
                <input type="email" id="email" placeholder="Email">
            </div>
            <div class="input-group">
                <input type="text" id="attending" placeholder="Number of Attendees">
            </div>
            <button class="form-button">Submit</button>
        </fieldset>
    </div>
</body>
</html>