@media (min-width: 1000px) {
.j_center{
    justify-content: center;
}
}

.s_num {
    width: 2.2rem;
    height: 2.2rem;
    background: #0399A0;
    display: inline-block;
    line-height: 2.2rem;
    border-radius: 50%;
    color: #fff;
    font-size: 1.1rem;
    margin-right: 0.35rem;
}
.sc_img{
    -webkit-transform-style: preserve-3d;
            transform-style: preserve-3d;
      -webkit-perspective: 1000px;
              perspective: 1000px;
  }

  
.front,
.back{
  background-size: cover;
	background-position: center;
	-webkit-transition: -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
	transition: -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
	-o-transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
	transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
	transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1), -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
	-webkit-backface-visibility: hidden;
	        backface-visibility: hidden;
	text-align: center;
	min-height: 156px;
	height: auto;
	border-radius: 10px;
	color: #fff;
	font-size: 1.5rem;
}

.back{
  background: #cedce7;
  background: -webkit-linear-gradient(45deg,  #cedce7 0%,#0399A0 100%);
  background: -o-linear-gradient(45deg,  #cedce7 0%,#0399A0 100%);
  background: linear-gradient(45deg,  #cedce7 0%,#0399A0 100%);
}

.front:after{
	position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    width: 156px;
    height: 156px;
    content: '';
    display: block;
    opacity: 1;

    -webkit-backface-visibility: hidden;
            backface-visibility: hidden;
    border-radius: 10px;
}

.sc_img:hover .front,
.sc_img:hover .back{
    -webkit-transition: -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
    transition: -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
    -o-transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
    transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
    transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1), -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
}

.back{
    position: absolute;
    top: 0;
    left: calc((100% - 156px)/2);
    width: 156px;
}

.back img{
    margin-top:calc((100% - 96px)/2);
}


.sc_img .back{
    -webkit-transform: rotateY(180deg);
            transform: rotateY(180deg);
    -webkit-transform-style: preserve-3d;
            transform-style: preserve-3d;
    border-radius: 50%;
}

.sc_img .front{
    -webkit-transform: rotateY(0deg);
            transform: rotateY(0deg);
    -webkit-transform-style: preserve-3d;
            transform-style: preserve-3d;
}

.sc_img:hover .back{
  -webkit-transform: rotateY(0deg);
          transform: rotateY(0deg);
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
    background: #0399A0;
    border-radius: 50%;
}

.sc_img:hover .front{
  -webkit-transform: rotateY(-180deg);
          transform: rotateY(-180deg);
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
}