.energyParent {
    display: flex;
    /* height: 381px; */
    flex-wrap: wrap;
    padding-bottom: 50px;
}

.energyParent .energy {
    width: calc(50% - 36px);
    margin-right: 72px;


}

.energyParent .energy:nth-child(2) {
    margin-right: 0;
}

.energyParent .energy img {
    width: 100%;
    height: 100%;
}

.energyParent .energy_bottom {
    width: 100%;
    text-align: center;
    font-size: 26px;
    font-family: SourceHanSansCN, SourceHanSansCN;
    font-weight: bold;
    color: #3991E9;
    margin-top: 24px;
}

.enerybg {}

.energyParent .energy_txt {
    position: absolute;
    display: flex;
    left: 0;
    top: 0%;
    width: 100%;
    height: 100%;
    background: url(../images/alpha_blue_60.png) repeat;
    /* text-align: center; */
    align-items: center;
    /* 垂直居中 */
    justify-content: center;
    /* 如需水平居中也可加上这条 */
    color: #fff;
    -o-transition: .3s;
    -ms-transition: .3s;
    -moz-transition: .3s;
    -webkit-transition: .3s;
    transition: .3s;
    opacity: 0;
    margin: 0;

}

.energyParent .energy_txt:hover {
    opacity: 1;
}

.energy_txt ul {
    display: inline-block;
    vertical-align: middle;
}

.energy_txt ul li {
    font-size: 20px;
    margin-bottom: 50px;
    font-family: SourceHanSansCN, SourceHanSansCN;
}

.energy_txt ul li a {
    color: #fff;
}

.energy_txt ul li:last-child {
    margin-bottom: 0;
}

@media screen and (max-width: 770px) {
    .energyParent .energy {
        width: 100%;

        margin-right: 0;
    }

    .energyParent .energy:last-child {
        margin-top: 20px;
    }
}

@media screen and (max-width: 520px) {
    .energy_txt ul li {
        margin-bottom: 20px;
        font-size: 18px;
    }
}