.nav-container{
  position: fixed;
  width: 100%;
  background: #efcc00;
  max-height: 80px;
  z-index: 100;
}
.mainmenu{
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
}
.mainmenu li{
  margin: 25px;
}
.mainmenu li a{
  color: #333;
  font-size: 1.2em;
}
.buy-container{
  position: absolute;
  right: 0;
  border-radius: 10px;
  background: linear-gradient(#B54213, #E47041);
  padding: 15px 30px;
  margin: -70px 10px;
  font-size: 20px;
  cursor: pointer;
}
.buy-container li a{
  color: #fff;
}
.title {
  position: absolute;
  color: #333;
  left: 0;
  margin: 10px 14.6px;
  font-size: 35px;
  font-weight: 600;
}
.title-icon{
  position: absolute;
  width: 36px;
  margin: 20px 100px;
}