:root {
  --white: #eee;
  --grey: #989898;
  --black: #000000;

  --primary: #fec0aa; /* melon */

  --dark: #0c2116; /* eerie black */
  --medium: #1c352d; /* medium jungle screen */
  --light: #416d55; /* amazon */

  --text: #3c4859;

  --button-width: 170px;
}

html,
body,
div,
section {
  margin: 0;
  padding: 0;
  border: 0;
}

html {
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
    Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;

  font-weight: 400;
  color: var(--white);
  text-shadow: 0 1.5px 0 rgba(0, 0, 0, 0.07);
}

body {
  background-color: var(--dark);
}

*,
*:before,
*:after {
  box-sizing: inherit;
}

a:link,
a:visited,
a:active {
  text-decoration: none;
  color: var(--white);
}

a:hover {
  text-decoration: none;
  color: var(--primary);
}

a:link.social,
a:visited.social,
a:active.social {
  color: var(--grey);
}

h4 {
  margin: 0 0 7px 0;
}

p {
  line-height: 1.6;
}

.panel {
  max-width: 48rem;
}

.text-right {
  text-align: right;
}

.opened {
  display: inherit;
}

.closed {
  display: none;
}

.mb {
  margin-bottom: 35px;
}

.mb20 {
  margin-bottom: 20px;
}
.mt20 {
  margin-top: 20px;
}

.wrapper {
  display: grid;
  height: 100vh;
}

.content {
  align-self: center;
  justify-self: center;
  min-width: 50%;
  max-width: 100%;
  padding: 15px;
}

.menu-btn {
  display: grid;
  grid-gap: 15px;
  grid-template-columns: repeat(auto-fit, minmax(var(--button-width), 1fr));
  padding-bottom: 2em;
  white-space: nowrap;
}

.btn {
  border: solid 1px var(--white);
  padding: 0.65rem;
  text-align: center;
  cursor: pointer;
  font-size: 1.1em;
}

.btn.back {
  font-size: 0.9em;
  position: absolute;
  right: 1em;
  top: 2em;
  padding: 0.6rem;
  width: 96px;
}

.brand-logo {
  width: 42vh;
  padding-bottom: 1.5em;
}

.customer-logo {
  width: 8rem;
  height: 5.5rem;
  background-color: var(--white);
  margin: 1px;
}

.brands-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 1.5rem;
}

@media (orientation: landscape) {
  .brand-logo {
    width: 40vw;
    padding-bottom: 0.5em;
  }
  .btn {
    padding: 0.5rem;
    font-size: 1.1em;
  }

  .menu-btn {
    grid-gap: 10px;
    grid-template-columns: repeat(auto-fit, minmax(var(--button-width), 1fr));
    font-size: 0.8em;
  }

  .customer-logo {
    width: 10rem;
    height: 5rem;
    background-color: var(--white);
  }

  .brands-cards {
    margin-top: 1.5rem;
  }
}

@media screen and (min-width: 568px) {
  .tech-logo {
    height: 1.6rem;
  }
}

@media screen and (min-width: 568px) and (orientation: landscape) {
  .brand-logo {
    width: 34vw;
    padding-bottom: 0.35em;
  }

  .menu-btn {
    grid-gap: 8px;
  }
}

@media screen and (min-width: 736px) {
  .brand-logo {
    margin-right: 10px;
  }

  .tech-logo {
    height: 1.8rem;
  }

  .customer-logo {
    width: 10rem;
    height: 5rem;
    margin: 1px;
  }

  .brands-cards {
    margin-top: 3rem;
  }
}

@media screen and (min-width: 736px) and (orientation: landscape) {
  .brand-logo {
    width: 30vw;
    padding-bottom: 1em;
  }
  .brands-cards {
    margin-top: 3rem;
  }
}

@media screen and (min-width: 812px) and (orientation: landscape) {
  .brand-logo {
    width: 35vw;
  }
}

@media screen and (min-width: 992px) {
  .brand {
    font-size: 3.6rem;
  }

  .brand-logo {
    margin-right: 15px;
  }

  .tech-logo {
    height: 2.2rem;
  }
}

@media screen and (min-width: 1024px) and (orientation: portrait) {
  .brand-logo {
    width: 50vh;
    padding-bottom: 2em;
  }

  .btn {
    padding: 1.2rem;
    font-size: 1.3em;
  }

  .menu-btn {
    grid-gap: 16px;
    font-size: 1.1em;
    padding-bottom: 4em;
  }

  .customer-logo {
    width: 12rem;
    height: 6rem;
    margin: 5px;
  }

  .brands-cards {
    margin-top: 3rem;
  }
}

@media screen and (min-width: 1024px) and (orientation: landscape) {
  .brand-logo {
    width: 42vw;
  }

  .btn {
    padding: 0.8rem;
    font-size: 1.3em;
  }

  .menu-btn {
    grid-gap: 12px;
    grid-template-columns: repeat(auto-fit, minmax(var(--button-width), 1fr));
    font-size: 0.9em;
  }
}

@media screen and (min-width: 1200px) {
  .brand {
    font-size: 4rem;
  }

  .brand-logo {
    width: 50vh;
  }

  .domain {
    font-size: 1.7rem;
  }

  .tech-logo {
    height: 2.4rem;
  }
}

@media screen and (min-width: 1200px) and (orientation: landscape) {
  .brand-logo {
    width: 67vh;
    padding-bottom: 1.3em;
  }

  .btn {
    padding: 1.2rem;
  }

  .menu-btn {
    grid-gap: 20px;
    font-size: 1.15em;
    padding-bottom: 2em;
  }
}

p,
.glist,
.muted {
  color: var(--grey);
  font-size: 1em;
}

.icon {
  width: 1em;
}

.mail {
  width: 12em;
}

.icon.big {
  width: 1.5em;
}

.tech-logo {
  padding: 3px;
  background-color: var(--white);
}

.glist {
  display: grid;
  grid-gap: 15px;
  grid-template-columns: auto 1fr;
  align-items: center;
}

.glist.legal {
  grid-column-gap: 8px;
  grid-row-gap: 6px;
  font-size: 0.85em;
}

.brand {
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
}

.btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn.fixed-size {
  width: var(--button-width);
}