@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap");
* {
  box-sizing: border-box;
}
body {
  font-family: "Roboto", sans-serif;
  margin: 0;
}

.container {
  margin: 0 auto;
  width: 1000px;
  max-width: 100%;
}

header {
  background-image: url(images/banner.jpg);
  background-size: cover;
  background-position: center center;
  height: 300px;
  margin-bottom: 2rem;
}

nav {
  display: flex;
  align-items: center;
  margin: 3rem 0 2rem;
  font-weight: bold;
}

.logo {
  font-size: 3rem;
  margin-right: 1rem;
}

.inner-nav {
  flex: 1;
}

.row {
  display: flex;
  justify-content: space-between;
}

.big {
  font-size: 2.5rem;
  margin: 0;
}

.blue {
  color: #007ff4;
  margin: 0;
}

nav ul {
  display: flex;
  padding: 0;
  list-style-type: none;
  margin: 0;
}

nav a {
  color: #000;
  text-decoration: none;
  margin-left: 2rem;
}

nav a.active {
  color: #007ff4;
}

.col {
  padding: 1rem;
}

.col img {
  width: 100%;
}
h2 {
  font-size: 2rem;
  text-align: center;
}
.text-center {
  text-align: center;
}
button {
  background-color: #007ff4;
  color: #fff;
  border: none;
  font-size: 1.5rem;
  padding: 1rem 2rem;
}

@media screen and (max-width: 768px) {
  .hidden-mobile {
    display: none;
  }
  .logo {
    margin-left: 1rem;
  }
  .row {
    flex-direction: column;
    align-items: center;
  }
}