:root {
  --header-height: clamp(6rem, 20vh, 9em);
  --header-background-color: rgba(255,140,0,1);
  --header-color: ivory;
  --main-bg-color: ivory;

}

/* generic styles */

html {
  font-family: "Fira Sans", "Verdana", sans-serif;
  color: darkslategray;
  background-color: ivory;
  hyphens: auto;
}

html, body {
  scroll-snap-type: y proximity;
  scroll-behavior: smooth;
  margin: 0;
  padding: 0;
}

section {
  scroll-snap-align: start;
  min-height: 100vh;
  padding-top: var(--header-height);
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  align-content: center;
  background-repeat: no-repeat;
  background-position: right top;
}
article {
  max-width: 40em;
  padding: 2em;
}
header {
  justify-content: space-around;
  font-weight: bold;
  background-image: linear-gradient(gold, darkorange);
  background-position: center center; 
  background-size: cover;
  color: var(--header-color);
  position: fixed;
  display: flex;
  width: 100%;
  height: var(--header-height);
  padding: 0;
  padding-bottom: 1em;
  a:any-link {
    text-decoration: none;
    color: inherit;
  }
}
nav ul {
  list-style: none;
  font-size: 1.1em;
  & li {
    padding-right: 1.5em;
    transition-property: all;
    transition-duration: 0.2s;
    transition-timing-function: linear;

    &:hover {
      transform: scale(1.1, 1.1);
    }
  }
}

a:any-link {
  color: #f58700;
  text-decoration: inherit;
}

a:visited {
    color: #cc7000;
}

dt {
  font-weight: bold;
  color: sienna;
}

h2, h3 {
  color: sienna;
} 

.bigger {
  font-size: 2em;
}
.icon {
  display: inline;
  stroke: ivory;
  vertical-align:  bottom;
  position: relative;
}


.header-button {
  margin: 0.5em;
  background-color: inherit;
  border: none;
  cursor: pointer;
}


#willkommen {
  /*background-image: 
    url("baum_im_licht2.jpg"); */
  background-position: center bottom;
  background-size: auto 100%;
}



.sideimage {
  width: 14em;
  float: right;
  margin-left: 1em;
  border-radius: 0.5em;
}
.sideimage.left {
  float: left;
  margin-right: 1em;
}

#header-controls {
  display: flex;
  align-items: center;
}

#logo {
    transition-property: all;
    transition-duration: 0.2s;
    transition-timing-function: linear;
    flex-grow: 1;
    flex-shrink: 1;
    padding-left: 1em;
  & a:any-link {
      color: white;
  }
  & h1 {
    font-size: min(calc(var(--header-height)/7),1.8rem,6vw);
    font-weight: 140%;
  }
  &:hover {
    transform: scale(1.05, 1.05);
  }
}


.link-button:any-link {
  padding: 0.5em 1em;
  margin-top: 1em;
  margin-bottom: 0.4em;
  width: 8.5em;
  border-radius: 1em;
  text-align: center;
  display: inline-block;
  background-color: darkorange;
  color: white;
}
.willkommen-heading {
  padding-top: 1em;
  color: darkorange;
  text-shadow: 1px 1px 1px white, 1px -1px 1px white, -1px 1px 1px white, -1px -1px 1px white;
  text-align: center;
  font-size: 240%;
  font-weight: bolder;
}

.header-button {
  display: none;
}
header {
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}
nav ul {
  display: flex;

  position: relative;
  top: -20%;
  padding-bottom: 1em;
}

/*
 *
 * Media Dependent Styles
 *
 */

@media (width <= 50em) {
  header {
    flex-direction: unset;
  }
  .header-button {
    display: block;
  }
  #behandlung, #shiatsu, #ueber-mich {
    background: var(--main-bg-color);
    background-image: none;
  }
  .header-kontakt a {
    display: none;
  }
  nav {
    width: 5em;
    & .toggle-menu-button {
      margin-top: 1em;
      height: 50px;
      width: 50px;
      transition-property: all;
      transition-duration: 0.2s;
      transition-timing-function: linear;
    }
  }
  nav.expanded {
    & ul {
      transform: rotateX(0turn);
    }
    & .toggle-menu-button {
      transform: rotate(0.25turn);
      transform-origin: 50% 50%;
    }
  }
  nav ul {
    display: block;
    transition-property: all;
    transition-duration: 0.2s;
    transition-timing-function: linear;
    position: absolute;
    top: var(--header-height);
    margin-top: 0em;
    padding-right: 1em;
    right: 0em;
    font-size: 1.1em;
    background-color: var(--header-background-color);
    transform-origin: top;
    transform: rotateX(0.25turn);
    & li {
        padding: 1em;
      & a { 
        padding: 1em;
      }
    }

  }
}

/* fonts */
@font-face {
  font-family: 'Fira Sans';
  src: local('Fira Sans,Regular'),
       url('FiraSans-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: 'Fira Sans';
  src: local('Fira Sans,Medium'),
       url('FiraSans-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
}

@font-face {
  font-family: 'Fira Sans';
  src: local('FiraSans,SemiBold'),
       url('FiraSans-SemiBold.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
}

@font-face {
  font-family: 'Fira Sans';
  src:     url('FiraSans-Bold.woff2') format('woff2');
  font-display: swap;
  font-weight: 700;
  font-style: normal;
}