@charset "utf-8";


/* common */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

h1 {
  margin: 0;
}

h2 {
  margin: 0;
  font-size: 32px;
  display: inline-block;
  border-bottom: 1px solid black;
}

h3 {
  margin: 0;
  font-size: 16px;
}

p {
  margin: 0;
  font-size: 14px;
}

ul {
  list-style: none;
  display: flex;
  gap: 32px;
  margin: 0;
  padding: 0;
}

a {
  text-decoration: none;
  color: inherit;
}

li {
  font-size:14px;
}

/* header */

header {
  background: white;
  padding: 10px 18px;
}

header img {
  display: block;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 960px;
  margin: 0 auto;
}

a:hover {
  opacity: .7;
}

/* hero */

.hero {
  text-align: center;
}

.hero img {
  width: 100%;
  height: calc(100vh - 60px);
  object-fit: cover;
  max-width: 1920px;
}

/* about */

.about {
  padding: 0 40px;
  max-width: 480px;
  margin: 0 auto;
}

.sub-title {
  text-align: center;
}

.photo {
  text-align: center;
  margin-top: 64px;
}

.photo img {
  border-radius: 50%;
}

.profile {
  margin-top: 8px;
}


.profile h3 {
  margin-top: 8px;
}

.profile p {
  margin-top: 8px;
}

.sub-title h2 {
  margin-top: 80px;
}


/* bicycle */

.bicycles {
  padding: 0 16px 0;
  text-align: center;
}

.bicycles .sub-title {
  padding: 0 16px 64px;
}

.bicycles img {
  height: 100%;
  width: calc(100vw - 60px);
  object-fit: cover;
  max-width: 640px;
}

.bicycles h3 {
  margin-top: 8px ;
}

.bicycles p {
  margin: 8px 0 32px;
}

/* footer */

footer {
  text-align: center;
  padding: 32px 0;
}

small {
  font-size: 8px;
  color: #777;
}


@media(min-width: 600px) {
  /* header */
  .hero img {
  width: 100%;
  height: 50vh;
  object-fit: cover;
  max-width: 1920px;
  }

  /* about */
  .about {
    padding: 0 16px;
    max-width: 550px;
  }

  .profiles {
    display: flex;
    align-items: flex-end;
    gap: 16px;
    margin-top: 16px;
  }

  /* bicycle */

  .bicycle {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    max-width: 960px;
    margin: 0 auto;
  }

  .bicycle div {
     width: calc((100% - 32px) / 3);
  }

  .bicycle img {
    width: 100%;
    height: 180px;
    object-fit: cover;
  }


}