/*** Common ***/

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

html {
  background-color: #e0f9ff;
  font-family: 'Roboto', sans-serif;
  font-size: 16px;
  font-weight: 400;
}

h2 {
  margin-bottom: 1rem;
}

.container {
  margin: 0 auto;
  max-width: 67.5rem;
  padding: 1rem;
}

.center {
  text-align: center;
}

/*** Hero Banner ***/

#hero {
  background: linear-gradient(#6cd9f5, #e0f9ff);
}

#hero > nav > ul {
  display: flex;
  justify-content: center;
  list-style-type: none;
}

#hero > nav > ul > li > a {
  display: block;
  font-size: 1.25rem;
  padding: 2rem 1.5rem;
}

#hero h1 {
  font-size: 2rem;
  padding: 2rem;
}

#hero p {
  display: block;
  font-size: 1.25rem;
  padding-bottom: 2rem;
}

/*** Features ***/

#features h2,
#features p {
  text-align: center;
}

#features ul {
  display: flex;
  justify-content: space-evenly;
  list-style-type: none;
}

@media screen and (max-width: 480px) {
  #features ul {
    flex-direction: column;
  }
}

/*** Pricing ***/

#pricing h2,
#pricing p {
  text-align: center;
}

#pricing ol {
  display: flex;
  justify-content: center;
  list-style-type: none;
  padding: 1rem 0;
}

#pricing ol > li {
  background-color: #ffffff;
  border: 1px solid #bae4f5;
  border-radius: 0.5rem;
  box-shadow: 0 0 10px #c7e6f2;
  flex-grow: 1;
  min-width: 16rem;
  padding: 2rem 3rem;
  margin: 1rem 0.5rem;
  text-align: center;
}

#pricing ol > li > h3 {
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: 1.5rem;
}

#pricing ol > li > .price {
  font-size: 3rem;
  font-weight: 600;
}

#pricing ol > li > small {
  color: #707070;
}

#pricing ol > li > a {
  border: 2px solid #2c6cf5;
  border-radius: 0.5rem;
  color: #2c6cf5;
  display: block;
  font-size: 1.25rem;
  margin: 2rem 0;
  line-height: 3rem;
  text-decoration: none;
}

#pricing ol > li.recommended > a {
  background-color: #2c6cf5;
  border-color: #2c6cf5;
  color: #ffffff;
}

#pricing ol > li > ul {
  list-style-type: none;
  padding: 0 1rem;
  text-align: left;
}

#pricing ol > li > ul > li {
  background-repeat: no-repeat;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
}

#pricing ol > li > ul > li.unavailable {
  background-image: url("img/unavailable.svg");
  color: #a0a0a0;
}

#pricing ol > li > ul > li.available {
  background-image: url("img/available.svg");
}

@media screen and (max-width: 56.25rem) {
  #pricing ol {
    flex-direction: column;
    padding: 1rem 6rem;
  }
}

@media screen and (max-width: 40rem) {
  #pricing ol {
    flex-direction: column;
    padding: 1rem 0;
  }
}

/*** Footer ***/

footer {
  background-color: #2b8f28;
}

footer p {
  color: #ffffff;
  padding: 1.5rem;
  text-align: center;
}