/* 提示 */
.msg{
    position: absolute;
    top: 50%;
    left: 50%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%);
    transition: all 0.15s linear;
    padding: 10px 20px;
    background-color: rgba(0, 0, 0, 0.9);
    color: #fff;
    font-size: 14px;
    border-radius: 4px;
    animation: msg 0.15s ease-out;
    z-index: 9999;
}
@keyframes msg{
    0%{
        opacity: 0;
        margin-top: 30px;
    }

    100%{
        opacity: 1;
        margin-top: 0px;
    }
}

.contentText img{
  margin-left: auto;
  margin-right: auto;
  max-width: 100%;
  height: auto;
}

.nopd {
  display: block ;
  white-space: nowrap;
  overflow: hidden;
}

.nop {
    display: block ;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .nop2,
  .nop3,
  .nop4,
  .nop5,
  .nop6 {
    /*! autoprefixer: off */
    -webkit-box-orient: vertical;
    /* autoprefixer: on */
  }
  .nop2 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
  }
  .nop3 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
  }
  .nop4 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 4;
  }
  .nop5 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 5;
  }
  .nop6 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 6;
  }

.back_img {
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}
.img_center {
  position: relative;
  overflow: hidden;
}
.img_center img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translateX(-50%) translateY(-50%);
}