.index_coveBox
{
    width: 100%;
    position: relative;
    z-index: 1;
}
.index_coveBox::before
{
    content: "";
    width: 50%;
    height: 100%;
    background-color: rgba(0,0,0,.5);
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
}
.cove_list ul li
{
    width: 100%;
    position: relative;
    z-index: 1;
}
.cove_list ul li::before
{
    content: "";
    width: 0;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    background-color: #29166f;
    transition: all .5s ease-in-out 0s;
}
.cove_list ul li:hover::before
{
    width: 50%;
}
.cove_list .box
{
    display: flex;
    max-width: 1400px;
    position: relative;
    margin: 0 auto;
    padding-top: 15px;
    padding-bottom: 15px;
}
.cove_list .tmain
{
    width: 50%;
    display: flex;
    align-items: center;
    position: relative;
}
.cove_list .hicon
{
    width: 100px;
    height: 100px;
    position: relative;
    z-index: 1;
    flex-shrink: 0;
}
.cove_list .hicon:before
{
    content: "";
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    opacity: 0;
    background-color: #1b0a5c;
    transition: all .5s linear 0s;
}
.cove_list li:hover .hicon::before
{
    opacity: 1;
    transform: rotate(180deg);
}
.cove_list .pic
{
    max-width: 70px;
    max-height: 70px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.cove_list .newTitle
{
    position: relative;
    padding: 0 30px;
    overflow: hidden;
}
.cove_list .h2
{
    font-size: 22px;
    color: #fff;
}
.cove_list span
{
    color: #fff;
    font-size: 14px;
}
.cove_list .more
{
    width: 100px;
    height: 100px;
    position: absolute;
    top: 0;
    right: 10%;
    background-color: #d90503e6;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all .5s ease-in-out 0s;
}
.cove_list li:hover .more
{
    right: -100px;
    opacity: 1;
    visibility: visible;
}
.cove_list ul li.on .more
{
    right: -100px;
    opacity: 1;
    visibility: visible;
}
.cove_list i
{
    height: auto;
}
.cove_list i:before
{
    content: '+';
    font-size: 60px;
    color: #fff;
    font-weight: bold;
}
.cove_Bg
{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    z-index: -2;
}
.cove_Bg ul
{
    width: 100%;
    height: 100%;
}
.cove_Bg ul li
{
    width: 100%;
    height: 100%;
    display: none;
    opacity: 0;
    transition: all .5s ease-in-out 0s;
}
.cove_Bg ul li.on2
{
    display: block;
    opacity: 1;
}
.cove_Bg .box
{
    width: 100%;
    height: 100%;
    display: block;
    background-size: cover;/* background-attachment:fixed;*/
    background-position: center;
    background-repeat: no-repeat;
}
.cove_Bg .box img
{
    display: none;
}
@media only screen and (max-width: 768px)
{
    .cove_Bg .box
    {
        background-attachment: initial;
        background-size: auto 100%;
    }
    .cove_list .tmain
    {
        width: 85%;
    }
    .index_coveBox::before
    {
        width: 85%;
    }
    .cove_list .newTitle
    {
        padding: 0 15px;
    }
}
@media only screen and (max-width: 640px)
{
    .cove_Bg .box
    {
        background-attachment: initial;
        background-size: auto 100%;
    }
    .cove_list .hicon
    {
        width: 50px;
        height: 50px;
    }
    .cove_list .pic
    {
        max-width: 28px;
        max-height: 28px;
    }
    .cove_list .h2
    {
        font-size: 14px;
    }
    .cove_list .more
    {
        width: 50px;
        height: 50px;
    }
    .cove_list li:hover .more
    {
        right: -50px;
    }
    .cove_list ul li.on .more
    {
        right: -50px;
    }
    .cove_list i:before
    {
        font-size: 30px;
    }
}