Friday 's quarter - final with Belgium is Wales 's biggest game since a 1 - 0 loss to Brazil in the last eight at the 1958 World Cup .
Coleman 's men are taking everything in their stride .
Friday 's quarter - final with Belgium is Wales 's biggest game since a 1 - 0 loss to Brazil in the last eight at the 1958 World Cup , but Coleman 's men are taking everything in their stride .