.box-shadow {
    /* margin-top: 100px; */
    position: relative;
    overflow: hidden;
}
.box-shadow:before,
.box-shadow:after {
    z-index: -1;
    position: absolute;
    content: "";
    bottom: 19px;
    left: 10px;
    width: 50%;
    top: 80%;
    max-width: 300px;
    background: #555;
    box-shadow: 0 25px 15px #555;
    transform: rotate(-3deg);
}
.box-shadow:after {
    transform: rotate(3deg);
    right: 10px;
    left: auto;
}

.carousel-inner img {
    width: 100%;
    position: relative;
}
.banner1-show-pc {
    display: block;
}
.banner1-show-mobile {
    display: none;
}
.banner1_position_wrapper {
    position: absolute;
    z-index: 1;
    width: 1200px;
    left: 50%;
    margin-left: -600px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
}
.custom_banner_left {
    justify-content: flex-start;
    align-items: flex-start;
    text-align: left;
}
.custom_banner_center {
    justify-content: center;
    align-items: center;
    text-align: center;
}
.custom_banner_right {
    justify-content: flex-end;
    align-items: flex-end;
    text-align: right;
}
.custom_banner_button {
    padding: 8px 16px;
    border-radius: 4px;
    color: #fff;
    width: 120px;
    text-align: center;
}
.custom_banner_button:hover {
    color: #fff;
    text-decoration: none;
}
.banner1_title {
    font-size: 70px;
    font-weight: bold;
    margin-bottom: 15px;
    word-break: break-all;
}
.banner1_description {
    font-size: 40px;
    word-break: break-all;
    margin-bottom: 30px;
    white-space: pre-line 
}
.banner1_position {
    display: flex;
    flex-direction: column;
}
@media (max-width: 768px) {
    .banner1-show-mobile {
        display: block;
    }
    .banner1-show-pc {
        display: none;
    }
    .carousel-inner-mobile > div  img {
        width: 100%;
        height: 400px !important;
        object-fit: cover;
    }
    .banner1_title {
        font-size: 20px;
    }
    .banner1_description {
        font-size: 16px;
    }
    .banner1_position_wrapper {
        width: 80vw;
        left: 50%;
        margin-left: -40vw;
        top: 40%;
    }
}