.page_cases_main{
    padding: 4vh 0;
}
.page_cases_list .img{
    width: 40%;
}
.page_cases_list .img img{
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.page_cases_list li a{
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    align-items: center;
    width: 100%;
    background-color: rgba(248,248,248,1);
    margin-bottom: 20px;
    padding: 20px;
}
.page_cases_list li:nth-child(even) > a {
    flex-direction: row-reverse;
} 
.page_cases_list .txt{
    padding: 0 5%;
}
.page_cases_list .txt h2 {
    line-height: normal;
    font-weight: bold;
    color: rgba(51,51,51,1);
    font-size: 24px;
}
.page_cases_list .txt hr{
    max-width: 100px;
    margin-left: 0px;
    margin-right: auto;
}
.page_cases_list .txt p {
    color: rgba(0,0,0,0.88);
    line-height: 1.8;
    margin-top: 0px;
    font-size: 18px;
   
}
.page_cases_list .txt span {
    display: block;
    position: relative;
    overflow: hidden;
    text-align: center;
    box-sizing: border-box;
    width: 150px;
    border-radius: 4px;
    padding: 8px;
    margin-top: 20px;
    margin-bottom: 20px;
    /* background-color: var(--main-color); */
    color: rgba(0,0,0,0.88);
    border: 1px solid var(--main-color);
    -webkit-border-radius: 4px;
    -moz-border-radius: 4px;
    -ms-border-radius: 4px;
    -o-border-radius: 4px;
    z-index: 10;
}

.pro_nav a:hover:after {
    width: 100%;
    right: auto;
    left: 0;
}

.page_cases_list .txt span:after {
    content: "";
    display: block;
    width: 0;
    height: 100%;
    border-radius: 2px;
    position: absolute;
    background: var(--main-color);
    right: 0;
    top: 0;
    background: var(--linear-gradient);
    background: var(--linear-gradient-g);
    transition: .7s;
    z-index: -1;
    -webkit-transition: .7s;
    -moz-transition: .7s;
    -ms-transition: .7s;
    -o-transition: .7s;
}
.page_cases_list li:hover .txt span{
    color: #fff;
}
.page_cases_list li:hover .txt span:after{
     width: 100%;
    right: auto;
    left: 0;
}
@media screen and (max-width:767px) {
    .page_cases_list li a{
        flex-direction: row !important;
    }
    .page_cases_list .img{
        width: 100%;
    }
    .page_cases_list .txt{
        padding: 0 ;
        margin-top: 4%;
    }
    .class_crumbs  .class_menu{
       display: none;
    }
}
@media screen and (max-width:600px) {
    .page_cases_list .txt h5{
        font-size: 16px;
        font-weight: 600;
    }
    .page_cases_list .txt hr {
       margin: .5vh 0;
    }
    .page_cases_list .txt p {
        line-height: 1.5;
        font-size: 14px;
    }
    .page_cases_list .txt span {
        width: 150px;
        padding: 4px;
        margin-top: 20px;
        margin-bottom: 0px;
    }
}