.mail-reward-dialog {
  position: fixed;
  inset: 0;
  width: min(520px, calc(100vw - 24px));
  height: auto;
  max-height: calc(100vh - 24px);
  max-width: none;
  margin: auto;
  padding: 0;
  overflow: auto;
  border: 2px solid #e0e0e0;
  border-radius: 20px;
  background: #f4f4f4;
  color: #555;
  box-shadow: 0 5px 26px #26362055, 0 0 0 5px #ffffff55;
}
.mail-reward-dialog::backdrop {
  background: #18390055;
}
.mail-reward-frame {
  padding: 0 18px 14px;
  text-align: left;
  background: #f4f4f4;
}
.mail-reward-header {
  height: 54px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid #ddd;
}
.mail-reward-header h2 {
  max-width: calc(100% - 48px);
  margin: 0;
  color: #555;
  text-align: center;
  font:
    700 21px Georgia,
    serif;
  overflow-wrap: anywhere;
}
.mail-reward-header button {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 36px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #777;
  font:
    30px/1 Arial,
    sans-serif;
}
.mail-reward-header button:hover {
  background: transparent;
  color: #444;
}
.mail-reward-greeting {
  margin: 14px 8px 8px;
  color: #626262;
  font:
    14px Arial,
    sans-serif;
}
.mail-reward-message {
  min-height: 64px;
  margin: 0 3px;
  padding: 7px 10px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #555;
}
.mail-reward-message p {
  margin: 0;
  line-height: 1.4;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font:
    14px/1.4 Arial,
    sans-serif;
}
.mail-reward-item {
  display: flex;
  flex-flow: row wrap;
  align-items: flex-start;
  justify-content: center;
  gap: 8px;
  min-height: 96px;
  margin: 2px 9px 5px;
  padding: 4px;
  border: 0;
  background: transparent;
}
.mail-reward-item img {
  width: 44px;
  height: 44px;
  object-fit: contain;
}
.mail-reward-entry {
  display: flex;
  width: 58px;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.mail-reward-item-name {
  display: none;
}
.mail-reward-item small {
  margin: 0;
  width: 58px;
  text-align: center;
  color: #666;
  font: 16px Arial, sans-serif;
}
.mail-reward-frame #mailRewardClaim {
  min-width: 62px;
  min-height: 36px;
  margin: 4px auto 0;
  border: 2px solid #2c66b0;
  border-radius: 7px;
  background: linear-gradient(#76b5f4, #4388d4);
  color: #fff;
  font:
    16px Arial,
    sans-serif;
  box-shadow: 0 2px 3px #0002;
}
.mail-reward-frame #mailRewardError {
  margin: 0;
  color: #a44133;
  text-align: center;
  font-size: 12px;
}
.mail-reward-frame #mailRewardError:empty {
  display: none;
}
.mail-reward-frame #mailRewardClaim {
  display: block;
  min-width: 62px;
  min-height: 36px;
  margin: 3px auto 0;
  padding: 4px 11px;
  border: 2px solid #2c66b0;
  border-radius: 7px;
  background: linear-gradient(#76b5f4, #4388d4);
  color: #fff;
  font:
    16px Arial,
    sans-serif;
  box-shadow: 0 1px 2px #0002;
  cursor: pointer;
}
.mail-reward-frame #mailRewardClaim:hover {
  background: linear-gradient(#8bc5ff, #5598e3);
  border-color: #204f8a;
}
.mail-reward-frame #mailRewardClaim:disabled {
  opacity: 0.6;
  cursor: wait;
}
@media (max-width: 520px) {
  .mail-reward-dialog {
    width: min(370px, calc(100vw - 24px));
  }
  .mail-reward-frame {
    padding: 0 11px 12px;
  }
  .mail-reward-header {
    height: 44px;
  }
  .mail-reward-header h2 {
    font-size: 17px;
  }
  .mail-reward-greeting,
  .mail-reward-message p {
    font-size: 13px;
  }
  .mail-reward-message {
    min-height: 44px;
  }
  .mail-reward-item {
    min-height: 66px;
  }
}
.mail-reward-dialog {
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
}
.mail-reward-frame #mailRewardClaim { margin-left: auto; margin-right: auto; }