@charset "utf-8";

body {
  font-family: Verdana, Geneva, sans-serif;
  color: black;
  background-color: teal;
  width: 90%;
  margin-left: auto;
  margin-right: auto;
}

header {
  text-align: center;
  padding: 20px;
}

h1, h2 {
  text-shadow: rgb(71, 70, 70) 4px 6px 5px;
}

h1 {
  color: pink;
}

h2 {
  font-size: 1.3em;
  color: purple;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

nav li {
  display: block;
  width: 20%;
  float: left;
}

nav a {
  display: block;
  background-color: #8426d7;
  color: #ecf0f1;
  line-height: 2.8em;
  text-decoration: none;
  text-align: center;
}

nav a:hover {
  background-color: #18309c;
  color: #f1c40f;
  font-size: 1.2em;
  transition: background-color 0.5s ease-in 0.2s, color 0.5s ease-in 0.2s, font-size 1s ease;
}

main {
  padding: 20px;
  margin-top: 70px;
}

main > img {
  width: 25%;
  padding: 25px;
  float: right;
}

header img {
  width: 45%;
  height: auto;
}

body > footer {
  clear: both;
  background-color: #2c3e50;
  color: rgba(102, 102, 102, 0.6);
  font-weight: bold;
  font-size: 0.9em;
  line-height: 3em;
  text-align: center;
  margin-top: 10px;
  padding: 10px;
}

ul {
  list-style-type: square;
  display: flex;
  justify-content: center;
  margin: 0;
  padding: 0;
  gap: 20px;   
}

div.gallery{
  display: flex;
  flex-flow: wrap;
}

div.imgGallery{
  flex: 23%;
  max-width: 25%;
  padding: 0 4px;
}

div.imgGallery img{
  width: 100%;
}

table {
  width: 100%;
  border: 10px double rgb(7, 93, 146);
  border-collapse: collapse;
}

th, td {
  height: 25px;
  border: 1px solid gray;
  padding: 10px;
}

thead, tfoot {
  background-color: rgb(7, 93, 146);
  color: white;
}

tbody tr:nth-of-type(even) {
  background-color: rgb(197, 206, 221);
}

form {
  width: 90%;
  }

fieldset {
  width: 90%;
  padding: 5px;
  margin: 0px 10px 10px 0px;
  }

input, select {
  display: block;
  position: relative;
  left: 30%;
  padding: 5px;
  height: auto;
  width: 60%
  }

label {
  display: block;
  position: absolute;
  padding: 5px;
  width: 30%;
  }

input[type="radio"] {
  display: inline;
  position: inherit;
  left: 0;
  width: auto;
  }

label.radio {
  display: inline;
  position: inherit;
  }

textarea {
  padding: 5px;
  margin: 25px;
  }

input[type="submit"], input[type="reset"] {
  display: block;
  float: left;
  left: 0;
  text-align: center;
  width: 40%;
  padding: 10px;
  margin: 0 5% 10px 5%;
  }

@media only screen and (max-width: 1100px) {
  div.imgGallery{
    flex: 48%;
    max-width: 50%;
  }
}

@media only screen and (max-width: 768px) {
  html {
    background-color: #83b5e7;
  }

  body {
    width: 100%;
    margin: 0;
  }

  main > img {
    width: 90%;
    float: none;
  }

  nav li {
    float: none;
    font-size: x-large;
    width: 100%;
    display: block;
  }

  nav a {
    border-bottom: 1px solid black;
  }

  div.imgGallery{
  flex: 100%;
  max-width: 100%;
  }

  table, tbody, tr, td, th {
    display: block;
  }

  thead, tfoot {
    display: none;
  }

  tbody td {
    position: relative;
    padding-left: 40%;
    height: auto;
  }

  td::before {
    content: attr(data-label);
    position: absolute;
    top: 0px;
    left: 0px;
    padding: 10px;
    width: 40%;
    white-space: nowrap;
  }

  form {
    width: 100%;
    font-size: large;
  }
  fieldset {
    width: 100%;
    padding: 5px;
    margin: 0;
  }
  input, select, textarea {
    position: inherit;
    display: block;
    height: 50px;
    padding: 5px;
    width: 90%;
  }
  label {
    position: inherit;
    display: block;
    height: 50px;
    width: 90%;
  }
  input[type="submit"], input[type="reset"] {
    float: none;
    width: 90%;
    margin: 10px;
    font-size: 1.2em;
  }
}

@media only screen and (min-width: 769px) {
  html {
  background-color: #83b5e7;
  background-image: url('Bowling_Background.jpg');
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  }
  
}