.main_container {
    position:absolute;
    top:50%;
    left:50%;
    transform: translate(-50%, -50%);
    width:70%;
}

.upper_container {
    height:5vw;
    background-color:#d2d2d2;
}

.middle_container {
    height: 25vw;
    background-color: #d2d2d2;
    background-image: url("../website_banner_2.png");
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.text_banner {
    font-size:1.2vw;
    transform:translate(-50%, -65%);
    color: white;
}

.list_none {
    list-style-type:none;
}

    .list_none li {
        float:left;
        padding: 0 3% 0 3%;
    }

.lower_container {
    height: 5vw;
    background-color: #d2d2d2;
}

.image_banner {
    height:10vw;
}

.image_banner_title {
    font-size:3vw;
    margin-top: 5%;
}

.upper_container .fa-caret-square-left {
   color: white;
   margin: 2% 0 0 4%;
   font-size: 2.8vw;
}