html, body{
  height: 100vh;
  width: 100vw;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
  transition: .5s;
}
h1{
  font-size: 2.5rem;
}
.container{
  width: 60%;
  border-radius: 20px;
  background: white;
  box-shadow: 0px 0px 20px #00000063;
}
.topBorder{
  height: 30px;
  background: black;
  border-radius: 10px 10px 0 0;
  width: 100%;
}
.topBorder .bola{
  height: 10px;
  width: 10px;
  border-radius: 50%;
  background: #bbbbbb;
  float: left;
  margin: 9px 8px;
}
.topBorder .bola:first-child{
  margin-left: 1.5rem;
}
.content{
  padding: 2rem;
  border-radius: 10px 10px 0 0;
}
.ranges{
  margin-bottom: 2rem;
  max-width: 100%;
  align-items: center;
}
.range{
  display: flex;
  flex-direction: row;
  align-items: center;
  margin: 1rem 0;
  width: 100%;
}
.labels{
  width: 80%;
}
input[type=text] {
  width: 17%;
  margin: 0 0 0 3%;
  font-size: 1.5rem;
  padding: 10px;
  border: 0;
  background: #f3f3f3;
  border-radius: 5px;
}
label{
  display: block;
  font-size: 1.3rem;
  width: 100%;
}
.labelRed{
  color: red;
  font-size: 1rem;
}
.labelGreen{
  color: green;
  font-size: 1rem;
}
.labelBlue{
  color: blue;
  font-size: 1rem;
}
input{
  width: 100%;
  margin: .5rem 0 1rem 0;
  height: 30px;
}
@media only screen and (max-width: 991px) {
  .container{
    width: 90%;
  }
}
@media only screen and (max-width: 767px) {
  h1{
    font-size: 1.8rem;
  }
}