.button_hover:hover{
    background: #ffffff;
    color: #ffa799;
}

.button_top_hover:hover{
    background: #ffffff !important;
    color: #e01176 !important;
}

.hover_roate_infos{
      transform:rotate(90deg);
    -ms-transform:rotate(90deg); 	/* IE 9 */
    -moz-transform:rotate(90deg); 	/* Firefox */
    -webkit-transform:rotate(90deg); /* Safari 和 Chrome */
    -o-transform:rotate(90deg); 	/* Opera */
}

.img-hover {
    position: relative;
  }
  
  .img-hover:before {
    -webkit-box-shadow: 0 0 0 2px rgba(255, 255, 255, 0) inset;
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0) inset;
    content: "";
    height: 100%;
    left: 0;
    position: absolute;
    top: 0;
    -webkit-transition: all 0.3s ease-in-out 0s;
    -o-transition: all 0.3s ease-in-out 0s;
    transition: all 0.3s ease-in-out 0s;
    width: 100%;
    z-index: 2;
  }

  .img-hover:hover:before {
    -webkit-box-shadow: 0 0 0 15px #dedede inset;
    box-shadow: 0 0 0 15px #dedede inset;
  }

  @keyframes rightawarrow {

    0%{
        left: 0
    }
    100%{
        left: 20px;
    }
  }

  .rightdonghua {
    position:relative;
    animation:rightawarrow 1.2s infinite;
    -moz-animation:rightawarrow 1.2s infinite; /* Firefox */
    -webkit-animation:rightawarrow 1.2s infinite; /* Safari and Chrome */
    -o-animation:rightawarrow 1.2s infinite; /* Opera */
  }