.swiper-container {
    width: 100%;
    height: 100%;

}
.swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;

    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}
.slider{height:100%;}
.slider .swiper-slide{ color : #fff;}
.slider .bg1{background:url(../img/01.jpg) no-repeat center / cover; height:auto; width:100%; transition: 4s;}
.slider .bg2{background:url(../img/02.jpg) no-repeat center / cover;}
.slider .bg3{background:url(../img/03.jpg) no-repeat center / cover;}
.slider img{margin-top: 80px;}