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

body {
  font-family: Arial, sans-serif;
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: #333;
}

img {
  max-width: 100%;
  height: auto;
}

/* Стили шапки */
header {
  background-color: #fff;
  border-bottom: 1px solid #ddd;
  padding: 10px 20px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo a {
  font-size: 24px;
  font-weight: bold;
  color: #333;
  text-decoration: none;
}

.contact-info {
  display: flex;
  align-items: center;
}

.phone-numbers {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-right: 30px;
}

.phone-number {
  display: flex;
  align-items: center;
  font-size: 16px;
  font-weight: bold;
  color: #333;
  margin-bottom: 5px;
}

.phone-number i {
  margin-right: 10px;
}

.phone-number a {
  color: #333;
  text-decoration: none;
}

.working-hours {
  display: flex;
  flex-direction: column;
  font-size: 14px;
  color: #666;
}

.working-hours-item {
  display: flex;
  align-items: center;
  margin-bottom: 5px;
}

.working-hours-item i {
  margin-right: 10px;
}

/* Стили главного меню */
.main-menu {
  background-color: #f5f5f5;
  padding: 10px 0;
}

.main-menu ul {
  display: flex;
  justify-content: center;
  align-items: center;
}

.main-menu ul li {
  margin-right: 20px;
}

.main-menu ul li:last-child {
  margin-right: 0;
}

.main-menu ul li a {
  font-size: 16px;
  font-weight: bold;
  color: #333;
  text-transform: uppercase;
  padding: 10px;
  transition: all 0.3s ease;
}

.main-menu ul li a:hover {
  color: #fff;
  background-color: #333;
}


/* Стили героя */
.hero {
  background-image: url(hero.jpg);
  background-size: cover;
  background-position: center;
  color: #fff;
  text-align: center;
  padding: 100px 20px;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 20px;
}

.hero p {
  font-size: 24px;
  margin-bottom: 40px;
}

.btn {
  display: inline-block;
  background-color: #000;
  color: #fff;
  font-size: 18px;
  font-weight: bold;
  padding: 10px 20px;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.btn:hover {
  background-color: #fff;
  color: #000;
  cursor: pointer;
}

/* Стили услуг */
.services {
  padding: 50px 20px;
}

.services h2 {
  text-align: center;
  margin-bottom: 40px;
}

.service-item {
  margin-bottom: 40px;
  text-align: center;
}

.service-item img {
  margin-bottom: 20px;
}

.service-item h3 {
  font-size: 24px;
  margin-bottom: 10px;
}

.service-item p {
  font-size: 16px;
}

/* Стили О нас */
.about