body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f7f7f7;
}

header {
  background-color: #667eea;
  color: #fff;
  padding: 1em;
  text-align: center;
}

header nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

header nav a {
  color: #fff;
  text-decoration: none;
}

#hero {
  background-color: #764ba2;
  color: #fff;
  padding: 2em;
  text-align: center;
}

#hero h1 {
  font-size: 36px;
}

#hero p {
  font-size: 18px;
}

#hero button {
  background-color: #e94560;
  color: #fff;
  border: none;
  padding: 10px 20px;
  font-size: 18px;
  cursor: pointer;
}

#about {
  padding: 2em;
}

#projects {
  padding: 2em;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 20px;
}

.project {
  background-color: #fff;
  padding: 1em;
  border: 1px solid #ddd;
}

.project img {
  width: 100%;
  height: 150px;
  object-fit: cover;
}

.project h3 {
  font-size: 18px;
}

.filters {
  margin-top: 20px;
}

.filter {
  background-color: #667eea;
  color: #fff;
  border: none;
  padding: 10px 20px;
  font-size: 18px;
  cursor: pointer;
}

.filter:hover {
  background-color: #764ba2;
}

#skills {
  padding: 2em;
}

.skill {
  margin-bottom: 20px;
}

.progress-bar {
  width: 100%;
  height: 10px;
  background-color: #ddd;
}

.progress {
  height: 100%;
  background-color: #667eea;
}

#contact {
  padding: 2em;
}

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

#contact input, #contact textarea {
  width: 100%;
  padding: 10px;
  margin-bottom: 20px;
  border: 1px solid #ddd;
}

#contact button {
  background-color: #e94560;
  color: #fff;
  border: none;
  padding: 10px 20px;
  font-size: 18px;
  cursor: pointer;
}