metamask-extension/ui/app/components/page-container/index.scss

.page-container {
  width: 408px;
  background-color: $white;
  box-shadow: 0 0 7px 0 rgba(0, 0, 0, .08);
  z-index: 25;
  display: flex;
  flex-flow: column;
  border-radius: 8px;
  overflow-y: auto;

  &__header {
    display: flex;
    flex-flow: column;
    border-bottom: 1px solid $geyser;
    padding: 16px;
    flex: 0 0 auto;
    position: relative;

    &--no-padding-bottom {
      padding-bottom: 0;
    }
  }

  &__header-close {
    color: $tundora;
    position: absolute;
    top: 16px;
    right: 16px;
    cursor: pointer;
    overflow: hidden;

    &::after {
      content: '\00D7';
      font-size: 40px;
      line-height: 20px;
    }
  }

  &__header-row {
    padding-bottom: 10px;
    display: flex;
    justify-content: space-between;
  }

  &__footer {
    display: flex;
    flex-flow: column;
    justify-content: center;
    border-top: 1px solid $geyser;
    flex: 0 0 auto;

    .btn-default,
    .btn-confirm {
      font-size: 1rem;
    }

    header {
      display: flex;
      flex-flow: row;
      justify-content: center;
      padding: 16px;
      flex: 0 0 auto;
    }

    footer {
      display: flex;
      flex-flow: row;
      justify-content: space-around;
      padding: 0 16px 16px;
      flex: 0 0 auto;

      a, a:hover {
        text-decoration: none;
        cursor: pointer;
        font-size: 0.75rem;
        text-transform: uppercase;
        color: #2f9ae0;
      }
    }
  }

  &__footer-button {
    height: 55px;
    font-size: 1rem;
    text-transform: uppercase;
    margin-right: 16px;

    &:last-of-type {
      margin-right: 0;
    }
  }

  &__back-button {
    color: #2f9ae0;
    font-size: 1rem;
    cursor: pointer;
    font-weight: 400;
  }

  &__title {
    color: $black;
    font-size: 2rem;
    font-weight: 500;
    line-height: 2rem;
    margin-right: 1.5rem;
  }

  &__subtitle {
    padding-top: .5rem;
    line-height: initial;
    font-size: .9rem;
    color: $gray;
  }

  &__tabs {
    display: flex;
    margin-top: 16px;
  }

  &__tab {
    min-width: 5rem;
    padding: 8px;
    color: $dusty-gray;
    font-family: Roboto;
    font-size: 1rem;
    text-align: center;
    cursor: pointer;
    border-bottom: none;
    margin-right: 16px;

    &:last-of-type {
      margin-right: 0;
    }

    &--selected {
      color: $curious-blue;
      border-bottom: 2px solid $curious-blue;
    }
  }

  &--full-width {
    width: 100% !important;
  }

  &--full-height {
    height: 100% !important;
    max-height: initial !important;
    min-height: initial !important;
  }

  &__content {
    overflow-y: auto;
    flex: 1;
  }

  &__warning-container {
    background: $linen;
    padding: 20px;
    display: flex;
    align-items: start;
  }

  &__warning-message {
    padding-left: 15px;
  }

  &__warning-title {
    font-weight: 500;
  }

  &__warning-icon {
    padding-top: 5px;
  }
}

@media screen and (max-width: 250px) {
  .page-container {
    &__footer {
      flex-flow: column-reverse;
    }

    &__footer-button {
      width: 100%;
      margin-bottom: 1rem;
      margin-right: 0;

      &:first-of-type {
        margin-bottom: 0;
      }
    }
  }
}

@media screen and (max-width: 575px) {
  .page-container {
    height: 100%;
    width: 100%;
    background-color: $white;
    border-radius: 0;
    flex: 1;
    overflow-y: auto;
  }
}

@media screen and (min-width: 576px) {
  .page-container {
    max-height: 82vh;
    min-height: 570px;
    flex: 0 0 auto;
    margin-right: auto;
    margin-left: auto;
  }
}