* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #000;
    color: #fff;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background-color: #d91c23;
    padding: 10px 0;
    text-align: center;
}

header h1 {
    font-size: 36px;
    margin-bottom: 10px;
    color: #fff;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    text-align: center;
}

nav ul li {
    display: inline;
    margin-right: 20px;
}

nav a {
    text-decoration: none;
    color: #fff;
    font-weight: bold;
    font-size: 18px;
}

section {
    background-color: #222;
    padding: 40px 0;
    margin-bottom: 20px;
}

section h2 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #fff;
    text-align: center;
}

.speaker {
    margin-bottom: 20px;
    text-align: center;
}

.speaker h3 {
    font-size: 20px;
    color: #d91c23;
}

.speaker p {
    margin-top: 5px;
    font-size: 16px;
    color: #fff;
    text-align: center;
}

table {
    margin: auto;
}

table th,
table td {
    padding: 10px;
    text-align: left;
    border-bottom: 1px solid #333;
    color: #fff;
}

#tickets .container {
    text-align: center;
}

a.button {
    display: inline-block;
    background-color: #d91c23;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
    border-radius: 5px;
    margin-top: 20px;
    text-align: center;
    width: auto;
}

address {
    margin-top: 20px;
    font-size: 16px;
    color: #fff;
    text-align: center;
}

form {
    margin-top: 20px;
    text-align: center;
}

form input[type="text"],
form input[type="email"],
form textarea {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #333;
    border-radius: 5px;
    font-size: 16px;
    color: #333;
    background-color: #fff;
}

form button[type="submit"] {
    background-color: #d91c23;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    text-align: center;
    width: auto;
}

h2,
p,
address,
form {
    text-align: center;
}

footer {
    background-color: #222;
    color: #fff;
    text-align: center;
    padding: 10px 0;
}