:root {
  font-size: 14px;
}

body {
  margin: 0;
  padding: 40px 30px;
  height: 100vh;
  background-size:cover;
  font-family: 'Roboto', Helvetica, sans-serif;
  font-size: 1rem;
  line-height: 1.2;
  scrollbar-width: thin;
  -webkit-touch-callout: none; /* iOS Safari */
  -webkit-user-select: none; /* Safari */
  -khtml-user-select: none; /* Konqueror HTML */
  -moz-user-select: none; /* Old versions of Firefox */
  -ms-user-select: none; /* Internet Explorer/Edge */
  user-select: none; /* Non-prefixed version, currently supported by Chrome, Edge, Opera and Firefox */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
  -webkit-animation: fadein 3s; /* Safari, Chrome and Opera > 12.1 */
  -moz-animation: fadein 3s; /* Firefox < 16 */
   -ms-animation: fadein 3s; /* Internet Explorer */
    -o-animation: fadein 3s; /* Opera < 12.1 */
       animation: fadein 3s;
}

header {
  position: relative;
  display: flex;
  justify-content: space-between;
}

.header__button {
  z-index: 2;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: rgb(0, 0, 0);
  border: 0;
  cursor: pointer;
  position: absolute;
  right: 0;
  top: -18px;
  outline: none;
  -webkit-animation-duration: 300ms;
          animation-duration: 300ms;
  -webkit-animation-timing-function: ease;
          animation-timing-function: ease;
}

.header__button[data-open='true'] {
  background-color: #927e70;
  -webkit-animation-name: scale;
          animation-name: scale;
}

.header__button[data-open='false'] {
  transition: background-color 250ms linear;
}

@-webkit-keyframes scale {
  from {
    transform: scale(0);
  }

  to {
    transform: scale(100%);
  }
}

@keyframes scale {
  from {
    transform: scale(0);
  }

  to {
    transform: scale(100%);
  }
}

h1 {
  font-size: 3rem;
  font-weight: normal;
  margin: 0;
  margin-bottom: 3rem;
}

footer svg {
  width: 15%;
}

.header__nav {
  background-color: rgb(255, 255, 255);
  position: fixed;
  overflow: hidden;
  z-index: 1;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  padding: 40px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  visibility: hidden;
  -webkit-clip-path: circle(var(--radius) at calc(100% - 55px) 47px);
          clip-path: circle(var(--radius) at calc(100% - 55px) 47px);
}

.header__nav[data-active='true'] {
  visibility: visible;
}

.header__menu {
  padding: 0;
  margin: 0;
}

.header__menu > .header__menu-item {
  font-size: 10vh;
}

.header__menu > .header__menu-item:not(:last-of-type) {
  margin-bottom: 0.1em;
}

.header__menu-item a {
  font-weight: 1000;
  color: rgb(0, 0, 0);
  text-decoration: none;
}

@font-face {
  font-family: Xillian;
  font-stretch: ultra-expanded;
  font-display: swap;
  src: url("./assets/fonts/XillianFamilyRegular.woff2") format("woff2"),
       url("./assets/fonts/XillianFamilyRegular.woff") format("woff");
}

@font-face {
  font-family: FiraSans;
  font-stretch: ultra-expanded;
  font-display: swap;
  src: url("./assets/fonts/FiraSans-Regular.woff2") format("woff2"),
       url("./assets/fonts/FiraSans-Regular.woff") format("woff");
}

h1.txt-main {
  color: #000000;
  z-index: 1;
  position: absolute;
  max-width: 100%;
  position: absolute;
  left: 3%;
  top: -1%;
  margin-left: 0px;
  margin-top: 0px;
}

@keyframes fadein {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Firefox < 16 */
@-moz-keyframes fadein {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Safari, Chrome and Opera > 12.1 */
@-webkit-keyframes fadein {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Internet Explorer */
@-ms-keyframes fadein {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Opera < 12.1 */
@-o-keyframes fadein {
  from { opacity: 0; }
  to   { opacity: 1; }
}

#gallery {
  padding: 80px 50px;
  line-height:0;
  -webkit-column-count:5;
  -webkit-column-gap:5px;
  -moz-column-count:5;
  -moz-column-gap:5px;
  column-count:5;
  column-gap:5px;
}

#gallery img {
  width: 100% !important;
  height: auto !important;
  margin-bottom:5px;
  -webkit-filter: brightness(1); /* Google Chrome, Safari 6+ & Opera 15+ */
  filter: brightness(1); /* Microsoft Edge and Firefox 35+ */
}

#gallery img:hover {
  filter: none;
  transition:filter 0.5s;
  z-index: 1;
  -webkit-filter: brightness(1.1); /* Google Chrome, Safari 6+ & Opera 15+ */
  filter: brightness(1.1); /* Microsoft Edge and Firefox 35+ */
}

@media (max-width: 1200px) {
  #gallery {
   -moz-column-count:    4;
   -webkit-column-count: 4;
   column-count:         4;
  }
}

@media (max-width: 1000px) {
  #gallery {
   -moz-column-count:    3;
   -webkit-column-count: 3;
   column-count:         3;
  }
}

@media (max-width: 800px) {
  #gallery {
   -moz-column-count:    2;
   -webkit-column-count: 2;
   column-count:         2;
  }
}

@media (max-width: 400px) {
  #gallery {
   -moz-column-count:    1;
   -webkit-column-count: 1;
   column-count:         1;
  }
}