body {
  width: 620px;
  margin: 0 auto;
  position: relative;
}
#header {

}
#header img {
max-width: 620px;
}
#container {
  position: relative;
}
#perguntas div {
  width: 620px;
  height: 140px;
  background-repeat: no-repeat;
  /*position: absolute;*/
  padding-left: 120px;
  padding-top: 10px;
}
#perguntas input {
  margin-bottom: 10px;
  margin-right: 10px;
  margin-top: 70px;
}
#perguntas label {
  color: white;
  font-family: "trebuchet" sans-serif;
  font-style:normal;
  font-size: 16px;
  opacity: 0;
}
.texto {
  font-family: sans-serif;
  font-size: 20px;
  color:rgb(222, 222, 222);
  padding-left: 120px;
}

.hidden {
  display: none;
}
#next, #previous {
  display: block;
  position: absolute;
  left: 514px;
  width: 110px;
  height: 20px;
  top: 120px;
  opacity: 0;
  cursor:pointer;
}
#previous {
  left: 0px;
}