.iron {
  background: 
  linear-gradient(180deg, #43373300 0%, #433733 45.27%),
  linear-gradient(180deg, #817771 0%, #43373300 100%);
}
.bronze {
  background: 
  linear-gradient(180deg, #43373300 0%, #433733 45.27%),
  linear-gradient(180deg, #5B2B1F 0%, #43373300 100%);
}
.silver {
  background: 
  linear-gradient(180deg, #43373300 0%, #433733 45.27%),
  linear-gradient(180deg, #7F999E 0%, #43373300 100%);
}
.gold {
  background: 
  linear-gradient(180deg, #43373300 0%, #433733 45.27%),
  linear-gradient(180deg, #BE843E 0%, #43373300 100%);
}
.platinum {
  background: 
  linear-gradient(180deg, #43373300 0%, #433733 45.27%),
  linear-gradient(180deg, #609692 0%, #43373300 100%);
}
.emerald {
  background: 
  linear-gradient(180deg, #43373300 0%, #433733 45.27%),
  linear-gradient(180deg, #207C82 0%, #43373300 100%);
}
.diamond {
  background: 
  linear-gradient(180deg, #43373300 0%, #433733 45.27%),
  linear-gradient(180deg, #474993 0%, #43373300 100%);
}
.master {
  background: 
  linear-gradient(180deg, #43373300 0%, #433733 45.27%),
  linear-gradient(180deg, #3a2764b3 0%, #43373300 100%);
}