.github-corner:hover .octo-arm{animation:octocat-wave 560ms ease-in-out}@keyframes octocat-wave{0%,100%{transform:rotate(0)}20%,60%{transform:rotate(-25deg)}40%,80%{transform:rotate(10deg)}}@media (max-width:500px){.github-corner:hover .octo-arm{animation:none}.github-corner .octo-arm{animation:octocat-wave 560ms ease-in-out}}

* {
  box-sizing: border-box;
}

div, p, input {
  font-size: inherit;
  margin: 0;
  padding: 0;
}

input {
  -moz-appearance: none;
  -webkit-appearance: none;
  appearance: none;
}

body {
  font-family: sans-serif;
  font-size: 15px;
  line-height: 1.5em;
  margin: 0;
  padding: 0;
}

input[type=text] {
  border: 1px solid #ddd;
  -webkit-box-shadow: 0px 2px 5px 0px rgba(138,138,138,0.48);
  -moz-box-shadow: 0px 2px 5px 0px rgba(138,138,138,0.48);
  box-shadow: 0px 2px 5px 0px rgba(138,138,138,0.48);
}

input[type=submit] {
  height: 3em;
  margin: 0;
  padding: 0.5em 1em;
  background-color: #79f;
  color: white;
  font-weight: bold;
  -webkit-box-shadow: 0px 2px 5px 0px rgba(138,138,138,0.48);
  -moz-box-shadow: 0px 2px 5px 0px rgba(138,138,138,0.48);
  box-shadow: 0px 2px 5px 0px rgba(138,138,138,0.48);
}

button:focus,
input:focus {
  outline: 1px dotted #aaa;
}

button:focus,
input[type=text]:focus {
  outline-offset: -5px;
}

input[type=submit]:focus {
  outline-offset: 5px;
}

h1 {
  line-height: 1.25;
}

#address-converter {
  align-items: center;
  display: flex;
  flex-direction: column;
}

#banner {
  margin-bottom: 1em;
}

#donate {
  margin-bottom: 2em;
  text-align: center;
}

@media only screen and (max-width : 560px) {
  #banner {
    display: none;
  }

  #message-container {
    margin-top: 2em;
    padding-right: 2em;
  }

  #banner, #container, #donate {
    width: 100%;
  }

  #submit-address {
    flex-grow: 1;
  }
}

@media only screen and (min-width : 561px) {
  #banner h1 {
    display: block;
  }

  #banner {
    margin-top: 2em;
  }

  #banner, #container, #donate {
    width: 80%;
    max-width: 960px;
  }

  .qr-card {
    max-width: 960px;
  }

  #submit-address {
    margin-left: 1em;
  }
}

#address-form {
  background: white;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: 2em;
}

#submit-address {
  height: 3em;
  width: 7em;
}

#address {
  box-sizing: border-box;
  flex-grow: 1;
  font-size: 150%;
  height: 2em;
  margin: 0;
  padding-left: 0.5em;
  padding-right: 0.5em;
}

#message-container {
  display: block;
  margin-bottom: 2em;
}

#error {
  background-color: #fee;
  border-radius: .25em;
  border: 2px solid #e99;
  color: #f55;
  display: flex;
  flex-direction: row;
  font-weight: bold;
  justify-content: space-between;
  padding: .25em .5em;
  font-size: 2em;
}

#error-message {
  font-size: .75em;
  font-weight: normal;
  line-height: 1.5em;
}

#dismiss-error {
  cursor: pointer;
}

#qr-codes {
  align-items: stretch;
  display: flex;
  flex-direction: column;
  margin-top: 1em;
  -webkit-box-shadow: 0px 2px 5px 0px rgba(138,138,138,0.48);
  -moz-box-shadow: 0px 2px 5px 0px rgba(138,138,138,0.48);
  box-shadow: 0px 2px 5px 0px rgba(138,138,138,0.48);
}

.qr-card {
  align-items: stretch;
  background-color: white;
  display: none;
  flex-direction: column;
  margin-bottom: 1em;
  padding: 1em;
}

.tab {
  cursor: pointer;
  flex-grow: 1;
  font-size: 150%;
  height: 2em;
}

.tab.selected-tab {
  background-color: white;
  border-bottom: 1px solid white;
  font-weight: bold;
}

.qr-card.selected-tab {
  display: flex;
}

.qr-label {
  font-size: 150%;
  font-weight: bold;
}

.qr-address {
  align-items: stretch;
  border-radius: .25em;
  border: 1px solid silver;
  display: flex;
  flex-direction: row;
  font-weight: bold;
  justify-content: space-between;
  margin-top: 1em;
  overflow-x: auto;
  overflow-y: hidden;
  text-align: center;
}

.qr-address input {
  border: none;
  flex-grow: 1;
  padding: 1em;
  width: 40em;
}

.qr-address button {
  cursor: pointer;
  margin: 0;
  padding: 1em 1.5em;
}

.qr-address button span {
  font-size: 150%;
}

.qr-code {
  align-items: center;
  display: flex;
  flex-direction: column;
  margin: 2em;
}

#tabs {
  align-items: stretch;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}