.vibg{
    background-image: url(../img/index/vi-bg.jpg);
    width: 100%;
    height: 100%;
    background-size:cover ;
    background-position: center top;
    position: fixed;
    z-index: 0;

}
.vibg2{
    width: 100%;
    height: 100%;
    z-index: 2 !important;
    position: fixed;
    background-color: rgba(0,0,0,0.3);   
}
.vi-sand{
    width: 90vw;
    position: fixed;
    z-index:4;
   left: 50%;
   top:-5%;
   margin-left: -45vw;
}
@media screen and (min-width: 768px) {
    .vi-sand{
        width: 70vw;
    left: 50%;
    top:-15%;
    margin-left: -35vw;
    }
}

/*section------------------------------
------------------------------------*/
.vi-bg3{
    position: fixed;
    z-index: 1;
    left: -17%;
    bottom: 0%;
    width: 50%;
    opacity: 0;
}
.vi-bg4{
    position: fixed;
    z-index: 1;
    right: -5%;
    bottom: 0%;
    width: 30%;
    opacity: 0;
}
@media screen and (min-width: 768px) {
       .vi-bg3{
        bottom: -40%;
        opacity: 0;
    }
    .vi-bg4{
         bottom: -15%;
        opacity: 0;
    }
}
/*list------------------------------
------------------------------------*/
.list{margin-top: 2rem;}
.listli{
    margin-bottom:3rem;
}
.box-lititle{
    text-align: center;
    flex:0 0 auto;
    width: 100%;
}
.box-lides{
padding-top: 2rem;
border-top: 1px solid rgba(255,255,255,0.3);
margin-top: 0.5rem;


flex:0 0 auto;
width: 100%;
}
.box-t{
    background-color: rgb(0, 105, 183,0.6);
    border-radius: 20px;
    padding: 0.5rem 1rem;
    margin-bottom: 0.5rem;
}

@media screen and (min-width: 576px) {
    .box-lititle{
        width: 20%;
    }
.box-lides{
    padding-left: 1rem;
    padding-top: 0;
    border-left: 1px solid rgba(255,255,255,0.3);
    border-top:none;
    margin-left: 2.5rem;
    margin-top: 0rem;
    width: 80%;
    }
}