/*desktop*/
@media (min-width: 800px) {
  .container {
    margin: 0 auto;
    width: 800px;
  }
  .row {
    width: auto;
  }
  .row:before,
  .row:after {
    display: table;
    line-height: 0;
    content: "";
  }
  .row:after {
    clear: both;
  }
  .row > [class*="col"] {
    display: block;
    float: left;
    width: 100%;
    min-height: 30px;
    margin-left: 0%;
  }
  .row > [class*="col"]:first-child {
    margin-left: 0;
  }
  .row .col12 {
    width: 100%;
  }
  .row .col11 {
    width: 91.67%;
  }
  .row .col10 {
    width: 83.33%;
  }
  .row .col9 {
    width: 75%;
  }
  .row .col8 {
    width: 66.67%;
  }
  .row .col7 {
    width: 58.33%;
  }
  .row .col6 {
    width: 50%;
  }
  .row .col5 {
    width: 41.67%;
  }
  .row .col4 {
    width: 33.33%;
  }
  .row .col3 {
    width: 25%;
  }
  .row .col2 {
    width: 16.67%;
  }
  .row .col1 {
    width: 8.33%;
  }
}
/*mobile*/
@media (max-width: 800px) {
  .container {
    margin: 0;
    width: 100%;
  }
  [class*="col"] {
    display: block;
    float: none;
    padding: 0 10px;
    margin: 0 auto;
    width: auto;
  }
}
.ph * {
  background: transparent;
  border: none;
  color: transparent;
  cursor: default;
  line-height: 0;
  pointer-events: none;
  resize: none;
}
.ph *::selection {
  color: transparent;
  background: transparent;
}
.ph .box {
  animation: loading 1s linear infinite alternate;
  border: 1px solid silver;
  border-radius: 5px;
  display: block;
  color: transparent;
  clear: both;
  cursor: default;
  margin: 0em 0em 1em 0em;
  min-height: 1em;
  visibility: visible;
}
@keyframes loading {
  0% {
    opacity: 0.25;
    background-color: silver;
  }
  100% {
    opacity: 1;
    background-color: silver;
  }
}
/*tamanhos*/
.ph form {
  height: 5em;
  width: 100%;
}
.ph h1,
.ph h2,
.ph h3 {
  height: 2em;
  width: 25%;
}
.ph hr {
  display: none;
  visibility: hidden;
}
.ph p {
  height: 5em;
  width: 100%;
}
a {
  color: black;
}
a:hover {
  color: blue;
}
body {
  font-family: Arial, sans-serif;
}
button,
label {
  cursor: pointer;
}
h1 a {
  color: black;
  text-decoration: none;
}
h1 a:hover {
  text-decoration: underline;
}
form.vertical {
  text-align: center;
}
form.vertical input,
form.vertical label,
form.vertical textarea {
  display: block;
  margin: 0 auto 0.5em auto;
  width: calc(100% - 10px);
}
label {
  font-weight: bold;
}
.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;
  }
}