.content2{
    display: flex;
    flex-direction: column;
    width:calc(100% - 20px);
    margin-left:10px;
    margin-top: 10px;
    background:#eeeeee;
}
.part1 {
    width: 100%;
}
.flex_r{
    display: flex;
    flex-direction: row;
}
.m_right {
    margin-right: 10px;
}
.m_bottom {
    margin-bottom: 10px;
}
.m_top {
    margin-top: 10px;
}
.part_item {
    flex:1;
    animation:fadeInDown 1s;
    -moz-animation:fadeInDown 1s;
    -webkit-animation:fadeInDown 1s;
    -o-animation:fadeInDown 1s;
}
.border_style {
    border:2px solid #fff;
    box-shadow: 5px 5px 10px rgba(0,0,0,0.12);
    position: relative;
}
.border_style:hover .index_animate{
    opacity: 1;
    color:#fff;
    background: #d8393a;
}
.border_style:hover {
    border:1px solid #d8393a;
}
.index_animate {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 22%;
    line-height: 4em;
    font-size: 1.2em;
    font-weight: bold;
    color:#d8393a;
    background: #f6ead3;
    display: flex;
    justify-content: center;
    align-items: center;
    /*z-index: -1;*/
}

.index_animate img {
    height: 1.4em;
    width:1.4em;
    margin-right: 5px;
}
.animate_t1 {
    animation-delay:0s;
    -webkit-animation-delay:0s; /* Safari 鍜� Chrome */
}
.animate_t2 {
    opacity: 0;
    animation-fill-mode: forwards;
    animation-delay:0.3s;
    -webkit-animation-delay:0.3s; /* Safari 鍜� Chrome */
}
.animate_t3 {
    opacity: 0;
    animation-delay:0.6s;
    animation-fill-mode: forwards;
    -webkit-animation-delay:0.6s; /* Safari 鍜� Chrome */
}
.animate_t4 {
    opacity: 0;
    animation-delay:0.9s;
    animation-fill-mode: forwards;
    -webkit-animation-delay:0.9s; /* Safari 鍜� Chrome */
}
@keyframes fadeInDown{
    0% {
        opacity: 0;
        transform:rotate(-10deg);
    }
    100% {
        opacity: 1;
        transform:rotate(0deg);
    }
}