@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300&display=swap");

* {
  margin: 0;
  padding: 0;
  font-family: "Poppins";
}

nav {
  position: fixed;
  z-index: 99;
  width: 100%;
  background-color: #fff;
}

nav .wrapper {
  position: relative;
  max-width: 1400px;
  height: 70px;
  line-height: 70px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wrapper .logo img {
  width: 200px;
  margin-top: 25px;
  cursor: pointer;
}
.wrapper .nav-links {
  display: inline-flex;
}

.nav-links li {
  list-style: none;
}

.nav-links li a {
  text-decoration: none;
  font-size: 18px;
  padding: 9px 15px;
  margin: 0 5px;
  transition: all 0.3s ease;
  color: #000;
  font-weight: 600;
  position: relative;
}

.nav-links li a::before {
  content: "";
  background-color: #f00;
  width: 0%;
  position: absolute;
  height: 2.5px;
  bottom: -14.5px;
  transition: width 0.3s;
}

.nav-links li a:hover::before {
  content: "";
  background-color: #f00;
  width: 100%;
  position: absolute;
  height: 2.5px;
  bottom: -14.5px;
}

header {
  width: 100%;
  height: 100vh;
  background-image: url(Phone.webp);
  background-size: cover;
  position: relative;
}

header .content {
  color: #fff;
  position: absolute;
  left: 10%;
  top: 30%;
}

.content p {
  font-size: 30px;
}

.content h1 {
  font-size: 50px;
}
.btn {
  padding: 9px 0;
  border-radius: 30px;
  width: 200px;
  margin-top: 50px;
  cursor: pointer;
  background-color: #fff;
  font-weight: 700;
  color: #000;
  text-align: center;
  font-size: 20px;
  transition: all 0.3s ease-in;
}

.btn:hover {
  background-color: antiquewhite;
}