SalaMuseoGames/_sass/_modal.scss

.modal {
  .mask {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    background-color: rgba(0, 0, 0, 0.5);
    animation: 1s fadeIn ease both;
  }

  .window {
    position: fixed;
    top: 50%;
    left: 50%;
    z-index: 1001;
    transform: translate(-50%, -50%);
    width: calc(100% - #{rem(40px)});
    max-width: rem(800px);
    background-color: #fff;
    border-radius: rem(10px);
    padding: rem(5px) 0;
    box-shadow: 2px 2px 5px 2px rgba(0, 0, 0, 0.3);
    animation: 0.3s fadeIn 0.5s ease both;

    @include media(">=sm") {
      min-width: rem(400px);
    }

    .close {
      position: absolute;
      right: rem(-10px);
      top: rem(-10px);
      width: rem(30px);
      height: rem(30px);
      fill: #fff;
      background-color: $primaryDark;
      border-radius: 50%;
      border: 2px solid #fff;
      padding: rem(5px);
      cursor: pointer;
    }

    .header {
      text-align: center;
      border-bottom: 1px solid $lightGray;
      padding: rem(15px);

      h2,
      p {
        margin: 0;
        font-size: rem(13px);
      }
    }

    .content {
      max-height: 90vh;
      overflow: auto;
      padding: rem(10px);

      ul {
        margin: 0;
        padding: 0;
        list-style: none;
        display: flex;
        flex-direction: column;

        @include media(">=sm") {
          flex-direction: row;
        }

        li {
          flex: 1;
          margin: rem(15px);

          figure {
            position: relative;
            margin: 0;

            &:after {
              content: "Read now";
              text-transform: uppercase;
              display: inline-block;
              background: $themeColor;
              color: #fff;
              font-size: rem(13px);
              font-weight: 700;
              line-height: rem(24px);
              padding: 0 rem(8px);
              position: absolute;
              bottom: 10%;
              left: -5px;
              transition: background 0.2s;
            }
          }

          img {
            display: block;
            max-width: 100%;
            height: auto;
            transition: all 0.2s ease-in-out;
            position: relative;
          }

          a {
            font-weight: normal;
            color: $primaryDark;
            text-decoration: none;
            transition: all 0.3s;

            &:hover {
              color: rgba(0, 0, 0, 0.5);

              img {
                -webkit-filter: grayscale(100%);
                filter: grayscale(100%);
              }

              figure {
                &:after {
                  background: $primaryDark;
                }
              }
            }
          }
          h3 {
            font-size: rem(20px);
            margin-bottom: 0;
          }

          p {
            display: none;

            @include media(">=sm") {
              display: block;
              font-size: rem(15px);
              line-height: rem(20px);
            }
          }
        }
      }
    }
  }
  &.closed {
    display: none;
  }

  &.exit {
    .window {
      animation: 0.5s fadeIn 0.5s both, 0.5s zoomIn 0.5s both;
    }
  }
}