* {
  border: 0;
  line-height: 1;
  margin: 0;
  padding: 0;
}

html {
  color: #292929;
  background: #fff;
  font-size: 62.5%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;
  font-size: 1.6rem;
  font-weight: 300;
}

main {
  display: block;
  min-height: 600px;
  padding: 20px 10px;
}

a {
  color: #666;
  font-weight: 600;
}

h1 {
  font-size: 3.2rem;
  margin-bottom: 15px;
  margin-top: 30px;
}

h2 {
  font-size: 2.2rem;
  margin-bottom: 15px;
  margin-top: 30px;
}

h3 {
  font-size: 1.6rem;
  margin-bottom: 15px;
  margin-top: 30px;
}

p {
  line-height: 1.45;
  margin: 15px 0;
}

form {
  background-color: #f9f9f9;
  background: -webkit-gradient(linear, left top, right top, from(#e6e6e6), to(#f9f9f9));
  background: -o-linear-gradient(left, #e6e6e6, #f9f9f9);
  background: linear-gradient(left, #e6e6e6, #f9f9f9);
  border: 1px solid #e9e9e9;
  border-radius: 10px;
  line-height: 1.45;
  margin: 10px 0;
  padding: 10px 20px;
  width: auto;
}

form:after {
  clear: both;
  content: "";
  display: block;
  height: 0;
}

fieldset {
  border: none;
  margin: 10px 0;
  width: 100%;
}

input {
  border: 1px solid #ccc;
  border-radius: 3px;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 2.2rem;
  padding: 5px;
}

input[type=text] {
  margin: 5px 3px;
  font-size: 1.8rem;
}

input[type=submit] {
  background: #369;
  color: #fff;
  font-size: 1.3rem;
  font-weight: 600;
  padding: 10px;
  text-transform: uppercase;
}

footer {
  font-size: 1.2rem;
  padding: 10px 0 30px 0;
}

footer div {
  float: left;
}

footer nav {
  float: right;
}

footer ul {
  display: block;
}

footer li {
  display: inline;
  margin-left: 5px;
}

footer a {
  color: #000;
  font-weight: 600;
  text-decoration: none;
}

.logo {
  color: #000;
  display: block;
  font-size: 2.6rem;
  font-weight: 600;
  text-decoration: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  margin-bottom: 15px;
  margin-top: 30px;
}

.results input[type=text] {
  background: #f9f9f9;
  padding-bottom: 7px;
}

.intro {
  font-size: 1.4rem;
}

.tips {
  border: 1px solid #ccc;
  display: none;
  font-size: 1.2rem;
  padding: 5px 10px;
  text-align: center;
}

.hide {
  visibility: hidden;
}

.remove {
  display: none;
}

@media (min-width: 728px) {
  main {
    margin: 0 auto;
    max-width: 728px;
  }
  .intro {
    color: #666;
    font-size: 1.8rem;
  }
  .values {
    float: left;
    width: 60%;
  }
  .results {
    float: right;
    width: 40%;
    text-align: right;
  }
  .tips {
    display: block;
  }
  .remove {
    display: inline;
  }
}
body {
  text-align: center;
}

main {
  text-align: left;
}

.sidead {
  display: none;
  min-height: 5px;
  padding-bottom: 10px;
  position: absolute;
  width: 336px;
}

.sidead_left {
  left: calc((100% - 728px) / 2 - 336px - 30px);
  text-align: right;
}

.sidead_right {
  right: calc((100% - 728px) / 2 - 336px - 30px);
  text-align: left;
}

@media (min-width: 1500px) {
  .sidead {
    display: inline-block;
  }
}