.banner {
    background-color: #A2242D;
    padding-top:40px;
}
.banner .banner-r {
    background: url(../images/banner-r2.png) no-repeat right bottom;
    background-size:contain;
}
.banner .banner-l h3 {
    font-size: 48px;
    color: #FFFFFF;
    line-height: 61px;
    opacity: 1;
}
.banner .banner-l h4 {
    font-size: 38px;
    color: #FFFFFF;
    line-height: 48px;
    opacity: 1;
}
.banner .banner-l p {
    font-weight:400;
    line-height:25px;
    color:rgba(255,255,255,1);
    opacity:1;
    margin: 40px 0;
}
.banner .banner-l a.btn {
    border-radius: 2rem;
    background-color: #FFFFFF;
    border-color: #FFFFFF;
    font-size: 17px;
    font-weight: bold;
    letter-spacing: 1px;
    opacity: 1;
    color: #000000;
    padding: 5px 8%;
    margin: 0 10px;
}
.banner .btt{
    color: #fff;
    position: absolute;
    right: 62px;
    bottom: 253px;
    width: 171px;
    height: 40px;
    border-radius: 2rem;
    z-index: 1500;
    overflow: hidden;
    -webkit-transition-duration: 300ms;
    transition-duration: 300ms;
    /* box-shadow: 0 10px 20px rgba(0, 0, 0, .19), 0 6px 6px rgba(0, 0, 0, .23); */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    background-color: #ffffff00;
}
.bg {
    background:rgba(0,0,0,0);
}
.banner-lb {
    margin-top: -2.8%;
    margin-left: -22%;
}
.banner .banner-r .img1 {
    position: absolute;
    z-index: 1;
    padding-left: 25%;
    padding-top: 35%;
}
.banner .banner-r .img1 img {
    max-width: 60%;
    min-width: 30%;
}
.banner .banner-r .img2 img {
    max-width: 59%;
    min-width: 30%;
}
.banner .banner-r .img2 {
    position: absolute;
    padding-top: 36%;
    padding-left: 26%;
    z-index: 2;
}
.banner .banner-r .img3 {
    position: relative;
    z-index: 3;
}