body {
    background-color: #121212;
    color: #ffffff;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
a:link {
  color: green;
  background-color: transparent;
  text-decoration: none;
}
a:visited {
  color: pink;
  background-color: transparent;
  text-decoration: none;
}

header {
    text-align: center;
    padding: 50px 0;
    background-color: #1e1e1e;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
}

header p {
    font-size: 1.2em;
    margin-top: 10px;
}

main {
    flex: 1;
    padding: 20px;
}

#speakers {
    text-align: center;
}

.speaker {
    display: inline-block;
    margin: 20px;
    background-color: #2a2a2a;
    padding: 20px;
    border-radius: 10px;
    max-width: 300px;
}

.speaker img {
    width: 100%;
    border-radius: 10px;
}

.speaker h3 {
    margin-top: 10px;
}

#contact {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    background-color: #1e1e1e;
    border-radius: 10px;
}

#contact form {
    display: flex;
    flex-direction: column;
}

#contact label {
    margin-top: 10px;
}

#contact input, #contact textarea {
    padding: 10px;
    margin-top: 5px;
    border: none;
    border-radius: 5px;
    background-color: #333;
    color: #fff;
}

#contact button {
    padding: 15px;
    margin-top: 20px;
    border: none;
    border-radius: 30px;
    background-image: linear-gradient(45deg, #ff6b6b, #ff884d);
    color: #ffffff;
    font-size: 1em;
    font-weight: bold;
    cursor: pointer;
    transition: background-image 0.3s ease, transform 0.3s ease;
}

#contact button:hover {
    background-image: linear-gradient(45deg, #ff884d, #ff6b6b);
    transform: scale(1.05);
}

footer {
    text-align: center;
    padding: 20px 0;
    background-color: #1e1e1e;
}