html {
  font-size: clamp(0.8rem, 1.4vw, 2.4rem);
  line-height: 1.6;
}

body {
  padding: 0;
  margin: 0;
  font-family: "Lato", sans-serif;
}

* {
  box-sizing: border-box;
}

/* form */
.form {
  position: fixed;
  top: 0;
  right: 0;
  margin-top: 3em;
  margin-right: 1em;
  background-color: #333;
  overflow: hidden;
  padding-top: 1em;
  padding-right: 1em;
  border-radius: 0.7em;
  width: clamp(300px, 30%, 1200px);
  white-space: nowrap;
  border: 1px solid white;
  display: none;
}
.formShow {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.submit {
  margin-bottom: 1em;
  font-size: clamp(1rem, 1vw, 2rem);
  padding: 0.3em;
}

input {
  width: clamp(200px, 90%, 1000px);
  font-size: clamp(0.8rem, 1.4vw, 2.4rem);
}

ul {
  text-align: right;
}

li > span {
  display: none;
}

.vis {
  display: block;
  position: absolute;
  top: 0.3em;
  left: 1.25em;
  background-color: #333;
  color: white;
  border: 1px solid white;
  padding-left: 0.2em;
  padding-right: 0.2em;
}

li {
  color: white;
  list-style-type: none;
  margin: 1em;
}

li:first-child {
  margin-top: 3.5em;
}

.closefrm {
  position: absolute;
  top: 0.3em;
  right: 1em;
  font-size: clamp(2rem, 1vw, 2.4rem);
  color: white;
  background: none;
  border: #333;
}

/* topnav */
.topnav {
  overflow: hidden;
  background-color: #333;
}

.topnav a {
  color: white;
  text-decoration: none;
  padding: 0.6em;
}

.topnav a:hover {
  background-color: #ddd;
  color: #333;
}

.topnav a.active {
  background-color: #ddd;
  color: #333;
}

.topnav a:not(:first-child, :nth-child(2)) {
  display: none;
}

.topnav a:first-child {
  float: right;
  display: block;
}

.topnav a:nth-child(2) {
  display: inline-block;
}

.topnavresponsive a:not(:first-child, :nth-child(2)) {
  display: block;
}

@media screen and (min-width: 600px) {
  .topnav a:not(:first-child) {
    display: block;
    float: left;
  }

  .topnav a:first-child {
    display: none;
  }
}

/* Sidenav */
.sidenav a {
  display: block;
  text-decoration: none;
  padding: 0.2em 0.5em;
  color: #818181;
}

.sidenav a:hover {
  background-color: #ddd;
  color: #333;
}

.sidenav a.active {
  background-color: #ddd;
  color: #333;
}

.sidenav a:first-child {
  margin-top: 3.5em;
}

.sidenav .closebtn {
  position: absolute;
  top: 0;
  right: 0;
  font-size: clamp(2rem, 1vw, 2.4rem);
  border: 1px solid #333;
  padding: 0 0.5em;
}

.sidenav {
  height: 100%;
  background-color: #333;
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  transition: 0.6s;
  overflow-x: hidden;
  visibility: hidden;
}

.sidenavOpen {
  width: clamp(200px, 20%, 600px);
  transition: 0.6s;
  visibility: visible;
}

.btn:focus {
  border: 2px solid #ddd;
}

.btn:hover {
  border: 2px solid #ddd;
}

.btn {
  background-color: white;
  cursor: pointer;
  border-radius: 5px;
  margin: 5px;
  font-size: clamp(2rem, 1vw, 2.4rem);
}

header,
main {
  transition: margin-left 0.6s;
}
.header,
.main {
  margin-left: clamp(200px, 20%, 600px);
}
h1 {
  margin-left: 0.5em;
  word-break: keep-all;
}

article {
  margin: 1em;
  padding: 1em;
  background-color: rgba(255, 255, 255, 1);
  color: #000;
  border-radius: 10px;
  box-shadow: 0px -7px 5px -5px rgba(0, 0, 0, 0.45),
    7px 0px 10px -10px rgba(0, 0, 0, 0.45), 0px 7px 5px -7px rgba(0, 0, 0, 0.45),
    -7px 0px 5px -5px rgba(0, 0, 0, 0.45);
  margin: 1em;
  word-break: keep-all;
}

img {
  width: 100%;
  height: auto;
  margin: 1em auto;
  border: 1px solid #333;
}

/*code copy*/
.container {
  overflow-x: auto;
  display: flex;
  flex-direction: column;
}

.language {
  color: #333;
  background-color: #ddd;
  padding: 0.3em 0.5em;
  border-radius: 0.5em;
  text-align: right;
  border: 1px solid #333;
  align-self: stretch;
  margin-bottom: 1em;
}

.code-wrapper {
  position: relative;
  background-color: rgb(40, 44, 52);
  border-radius: 0.5em;
  padding: 0 1em;
}

.code-wrapper pre {
  max-width: 100%;
}

.code-wrapper button {
  position: absolute;
  top: 0.2em;
  right: 0.2em;
  padding: 0.5em;
  color: #333;
  background-color: #ddd;
  border: none;
  border-radius: 0.5em;
  cursor: pointer;
  transition: all 0.2s ease-in;
}
.code-wrapper > button:hover {
  background-color: #a9a7a7;
}

code {
  border-radius: 0.5em;
  font-size: clamp(0.75rem, 1vw, 1rem);
  line-height: normal;
  background-color: #ddd;
  vertical-align: text-top;
  padding: 0.3em;
  display: inline-block;
}

code::-webkit-scrollbar {
  width: 0.5em;
}

code::-webkit-scrollbar-thumb {
  border: 0.3em solid transparent;
  border-radius: 100px;
  background-color: #ddd;
  background-clip: content-box;
}

.copy-success {
  position: absolute;
  top: 0.2em;
  right: 1.65%;
  transform: translateX(-50%);
  color: #333;
  background-color: #ddd;
  padding: 0.5em 0.5em;
  font-size: smaller;
  border-radius: 0.5em;
  display: none;
}

.copy-focus {
  position: absolute;
  top: 3em;
  right: 3%;
  transform: translateX(-50%);
  color: #333;
  background-color: #ddd;
  padding: 0.5em 0.5em;
  font-size: smaller;
  border-radius: 0.5em;
  display: none;
}

.show-message {
  display: inline;
}

@media screen and (min-width: 600px) {
  img {
    margin: 1em auto;
    /* width: 80%; */
    max-width: 40em;
    height: auto;
  }
  .code-wrapper {
    margin: 0 auto;
    width: 80%;
    height: auto;
  }
}
@media screen and (min-width: 800px) {
  article {
    margin: 1em auto;
    width: 80%;
    height: auto;
  }

  img {
    margin: 1em auto;
    /* width: 60%; */
    max-width: 35em;
    height: auto;
  }
  .code-wrapper {
    margin: 0 auto;
    width: 70%;
    height: auto;
  }
}

@media screen and (min-width: 1200px) {
  article {
    max-width: 55em;
    margin: 1em auto;
  }

  h1 {
    margin-left: 0.5em;
  }

  img {
    margin: 1em auto;
    width: 100%;
    height: auto;
  }
  .code-wrapper {
    margin: 0 auto;
    width: 100%;
    height: auto;
  }
  section {
    display: grid;
    grid-template-columns: 55% auto;
    grid-template-rows: auto auto auto;
    gap: 1em;
  }

  h2 {
    grid-column-start: 1;
    grid-column-end: 4;
    grid-row-start: 1;
    grid-row-end: 2;
    background-color: #333;
    color: white;
    padding: 0.35em;
    border-radius: 0.3em;
  }

  .text {
    grid-column-start: 1;
    grid-column-end: 2;
    grid-row-start: 2;
    grid-row-end: 4;
    margin-top: 2em;
  }

  .container {
    grid-column-start: 2;
    grid-column-end: 4;
    grid-row-start: 2;
    grid-row-end: 4;
  }
}