html {
    background-color: #333;
    color: white;
    font-family: sans-serif;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%
}


body {
    display: flex;
    margin: 0
}

.ih-item.circle.effect {
    margin: 2em auto;
    -webkit-perspective: 900px;
    -moz-perspective: 900px;
    perspective: 900px;
}
.ih-item.circle.effect .img {
    z-index: 11;
    -webkit-transition: all 0.5s ease-in-out;
    -moz-transition: all 0.5s ease-in-out;
    transition: all 0.5s ease-in-out;
}

.ih-item.circle.effect .info {
    -webkit-transform-style: preserve-3d;
    -moz-transform-style: preserve-3d;
    -ms-transform-style: preserve-3d;
    -o-transform-style: preserve-3d;
    transform-style: preserve-3d;
}

.ih-item.circle.effect .info .info-back {
    opacity: 1;
    border-radius: 50%;
    width: 100%;
    height: 100%;
    background: #333333;
}

.ih-item.circle.effect .info h2 {
    color: #fff;    
    position: relative;
    font-size: 18px;
    margin: 0 auto;
    padding-top: 30px;
    height: 30px;
    text-shadow: 0 0 1px white, 0 1px 2px rgba(0, 0, 0, 0.3);
}

.ih-item.circle.effect.bottom_to_top .img {
    -webkit-transform-origin: 50% 0;
    -moz-transform-origin: 50% 0;
    -ms-transform-origin: 50% 0;
    -o-transform-origin: 50% 0;
    transform-origin: 50% 0;
}

.ih-item.circle.effect.bottom_to_top a:hover .img {
    -webkit-transform: rotate3d(1, 0, 0, 180deg);
    -moz-transform: rotate3d(1, 0, 0, 180deg);
    -ms-transform: rotate3d(1, 0, 0, 180deg);
    -o-transform: rotate3d(1, 0, 0, 180deg);
    transform: rotate3d(1, 0, 0, 180deg);
}

.ih-item.circle.effect.top_to_bottom .img {
    -webkit-transform-origin: 50% 100%;
    -moz-transform-origin: 50% 100%;
    -ms-transform-origin: 50% 100%;
    -o-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
}

.ih-item.circle.effect.top_to_bottom a:hover .img {
    -webkit-transform: rotate3d(1, 0, 0, -180deg);
    -moz-transform: rotate3d(1, 0, 0, -180deg);
    -ms-transform: rotate3d(1, 0, 0, -180deg);
    -o-transform: rotate3d(1, 0, 0, -180deg);
    transform: rotate3d(1, 0, 0, -180deg);
}

.ih-item.circle.effect.left_to_right .img {
    -webkit-transform-origin: 100% 50%;
    -moz-transform-origin: 100% 50%;
    -ms-transform-origin: 100% 50%;
    -o-transform-origin: 100% 50%;
    transform-origin: 100% 50%;
}

.ih-item.circle.effect.left_to_right a:hover .img {
    -webkit-transform: rotate3d(0, 1, 0, 180deg);
    -moz-transform: rotate3d(0, 1, 0, 180deg);
    -ms-transform: rotate3d(0, 1, 0, 180deg);
    -o-transform: rotate3d(0, 1, 0, 180deg);
    transform: rotate3d(0, 1, 0, 180deg);
}

.ih-item.circle.effect.right_to_left .img {
    -webkit-transform-origin: 0% 50%;
    -moz-transform-origin: 0% 50%;
    -ms-transform-origin: 0% 50%;
    -o-transform-origin: 0% 50%;
    transform-origin: 0% 50%;
}

.ih-item.circle.effect.right_to_left a:hover .img {
    -webkit-transform: rotate3d(0, 1, 0, -180deg);
    -moz-transform: rotate3d(0, 1, 0, -180deg);
    -ms-transform: rotate3d(0, 1, 0, -180deg);
    -o-transform: rotate3d(0, 1, 0, -180deg);
    transform: rotate3d(0, 1, 0, -180deg);
}

.ih-item a {
    color: #333;
}

.ih-item a:hover {
    text-decoration: none;
}

.ih-item img {
    width: 100%;
    height: 100%;
}

.ih-item.circle {
    position: relative;
    width: 120px;
    height: 120px;
    border-radius: 50%;
}

.ih-item.circle .img {
    position: relative;
    width: 120px;
    height: 120px;
    border-radius: 50%;
}
.ih-item.circle .img:before {
    position: absolute;
    display: block;
    content: '';
    width: 100%;
    height: 100%;
    border-radius: 50%;
    -webkit-transition: all 0.35s ease-in-out;
    -moz-transition: all 0.35s ease-in-out;
    transition: all 0.35s ease-in-out;
}

.ih-item.circle .img img {
    border-radius: 50%;
}

.ih-item.circle .info {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    text-align: center;
    border-radius: 50%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}
@media all and (max-width: 780px) {
   .ih-item.circle .img {
      position: relative; 
      width: 100px;
      height: 100px;
      /*margin-top: 20px;*/
      border-radius: 50%;
  }
  .ih-item.circle {
      position: relative;
      width: 100px;
      height: 100px;
      border-radius: 50%;
  }
  .ih-item.circle .info .info-back h2{
    font-size: 0.9em;
  }
}

p.container {
    column-count: 2; /* 2列 */
    text-align: center; /* 文本居中 */
    height: auto; /* 自动高度 */
    column-width: 10rem; /* 列宽度 */
    background-color: #ffffff30; /* 背景半透明 */
    column-rule: 1px solid #ffffff60; /* 列间隔 */
}

div.left {
    width: 20%;
    height: 100%;
    margin-left: 2%;
    align-items: center;
    justify-content: center;
    text-align: center;
    border: solid 0.3em #333;
    display: table;
}

div.right {
    margin-left: 5%;
    margin-right: 5%;
    max-width: 75%;
    align-items: center;
    justify-content: center;
    text-align: center;
    border: solid 0.3em #333;
    display: table;
}

div.header {
    display: grid;
    height: 100%;
    justify-content: center;
    align-items: center;
    margin-top: 250px;
    border: solid 0.3em rgb(35, 35, 35);
    background-color: rgb(35, 35, 35);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border-radius: 50px;
}

div.header p {
    margin: 0 0 4em 0;
}

ol.post-list {
    list-style-type: none;
    display: inline-block;
    margin-top: 0;
    border: solid 0.3em #333;
}

ol.post-list li {
    width: 100%;
    margin: 2.2em 0;
    background-color: rgb(35, 35, 35);
    border-radius: 20px;
    border: solid 0.3em rgb(35, 35, 35);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

p.excerpt {
    text-indent: 30px;
    text-align: left;
    border: solid 0.3em rgb(35, 35, 35);
    margin-bottom: 30px;
}

ol.post-list li h2 {
    text-align: left;
    border: solid 0.3em rgb(35, 35, 35);
}