style.css

.attribution {
  font-size: 11px;
  text-align: center;
}
.attribution a {
  color: hsl(228, 45%, 44%);
}
*{
  margin:0;
  padding:0;
  box-sizing: border-box;
  font-size:16px;
  font-family: 'Red Hat Display', sans-serif;
}
body{
  background-image: url('images/pattern-background-desktop.svg');
  background-color: hsl(225, 100%, 94%);
  background-repeat: no-repeat;
  background-position:cover;
  min-height:100vh;
}
.container{
  background-color:#fff;
  width:30%;
  /* padding:20px; */
  margin: auto;
  border-radius:10px;
  margin-top:100px;
  text-align: center;
}
.container img.image-hero{
  border-radius:10px 10px 0 0;
  width:100%;
}
.container h1{
  margin-top:30px;
}
.container p{
  margin:20px 20px 10px 10px;
  color:hsl(224, 23%, 55%);
}
.price{
  display: flex;
  /* width:30%; */
  justify-content: center;
  /* justify-content: space-around; */
  margin:30px;
  background-color: hsl(225, 100%, 94%,0.4);
  /* opacity:0.5; */
}
.price img{
  /* margin-right:10px; */
  padding:20px;
  position: relative;
  right:70px;
}
.plane{
  margin-left:-60px;
}
.plane h4{
  margin-top:20px;
}
.plane p{
  margin:0.5px;
}
.btn{
  border:none;
  padding:5px 10px;
  font-weight: bold;
  font-size:16px;
  border-radius:10px;
  cursor:pointer;
  transition:all 0.2 ease-in-out;
}
.change{
  background-color:transparent;
  color: hsl(245, 75%, 52%);
  position: relative;
  left:50px;
  text-decoration: underline;
}
.button{
  display: flex;
  /* align-items: column */
  flex-direction: column;
  align-content: center;
  justify-content: center;
  text-align: center;
  width:200px;
  position:relative;
  left:100px;
  margin-bottom:30px;
}
.btn-1{
  background-color: hsl(245, 75%, 52%);
  color:#FFF;
  padding:10px;
  margin-bottom:10px;
}
.btn-2{
  background-color:transparent;
  color: hsl(224, 23%, 55%);
  margin-bottom:30px;
}
.btn-1:hover,.change:hover{
  opacity:0.8;
}
.btn-2:hover{
  color:hsl(223, 47%, 23%);
}