body {
  background: white;
  font-family: 'Open Sans', sans-serif;
  color: black;
}

#container {
  margin: 0 auto;
  width: 740px;
  background: #f2f2f2;
  padding: 20px;
  border: 1px #222 solid;
}

#nav {
  font-weight: bold;
  float: right;
  list-style: none;
  margin-left: 10px;
}

button {
  background-color: #0091ea;
  border: 0.1rem solid #0091ea;
  border-radius: .5rem;

  height: 2.8rem;
/*  width: 140px; */

  color: #ffffff;

  font: 400 13.3333px Arial;
  font-family: inherit;
  font-size: 100%;
  font-size: 1.1rem;
  font-weight: 400;

  height: 2.8rem;
  letter-spacing: .1rem;
  line-height: 3.8rem;
  line-height: 1.15;

  padding: 0 3.0rem;

}

button:hover {
  background-color: #0080ff;
}

input::file-selector-button {

  background-color: #0091ea;
  border: 0.1rem solid #0091ea;
  border-radius: .5rem;

  height: 2.8rem;
/*  width: 140px; */

  color: #ffffff;

  font: 400 13.3333px Arial;
  font-family: inherit;
  font-size: 100%;
  font-size: 1.1rem;
  font-weight: 400;

  height: 2.8rem;
  letter-spacing: .1rem;
  line-height: 3.8rem;
  line-height: 1.15;

  padding: 0 3.0rem;

}

h1 {
  font-weight: normal;
  color: #0091ea;
  margin: 0;
}

h2 {
  font-weight: normal;
}

h3 {
  font-weight: normal;
}

#header a, #nav a {
  color: #0091ea;
  text-decoration: none;
}

#header a:hover {
  color: #0091ea;
  text-decoration: underline;
}

input[type=range] {
  height: 39px;
  -webkit-appearance: none;
  margin: 10px 0;
  width: 50%;
}
input[type=range]:focus {
  outline: none;
}
input[type=range]::-webkit-slider-runnable-track {
  width: 50%;
  height: 10px;
  cursor: pointer;
  animate: 0.2s;
  box-shadow: 1px 1px 1px #000000;
  background: #3071A9;
  border-radius: 5px;
  border: 1px solid #000000;
}
input[type=range]::-webkit-slider-thumb {
  box-shadow: 1px 1px 1px #000000;
  border: 1px solid #000000;
  height: 31px;
  width: 15px;
  border-radius: 5px;
  background: #FFFFFF;
  cursor: pointer;
  -webkit-appearance: none;
  margin-top: -11.5px;
}
input[type=range]:focus::-webkit-slider-runnable-track {
  background: #3071A9;
}
input[type=range]::-moz-range-track {
  width: 50%;
  height: 10px;
  cursor: pointer;
  animate: 0.2s;
  box-shadow: 1px 1px 1px #000000;
  background: #3071A9;
  border-radius: 5px;
  border: 1px solid #000000;
}
input[type=range]::-moz-range-thumb {
  box-shadow: 1px 1px 1px #000000;
  border: 1px solid #000000;
  height: 31px;
  width: 15px;
  border-radius: 5px;
  background: #FFFFFF;
  cursor: pointer;
}
input[type=range]::-ms-track {
  width: 50%;
  height: 10px;
  cursor: pointer;
  animate: 0.2s;
  background: transparent;
  border-color: transparent;
  color: transparent;
}
input[type=range]::-ms-fill-lower {
  background: #3071A9;
  border: 1px solid #000000;
  border-radius: 10px;
  box-shadow: 1px 1px 1px #000000;
}
input[type=range]::-ms-fill-upper {
  background: #3071A9;
  border: 1px solid #000000;
  border-radius: 10px;
  box-shadow: 1px 1px 1px #000000;
}
input[type=range]::-ms-thumb {
  margin-top: 1px;
  box-shadow: 1px 1px 1px #000000;
  border: 1px solid #000000;
  height: 31px;
  width: 15px;
  border-radius: 5px;
  background: #FFFFFF;
  cursor: pointer;
}
input[type=range]:focus::-ms-fill-lower {
  background: #3071A9;
}
input[type=range]:focus::-ms-fill-upper {
  background: #3071A9;
}

#nav ul { margin: 0; }
#nav li {
  font-weight: bold;
  float: right;
  list-style: none;
  margin-left: 10px;
}

#header a, #nav a {
  color: #0091ea;
  text-decoration: none;
}

#header a:hover, #nav a:hover {
  color: #0080ff;
  text-decoration: underline;
}