.e_box .nei{
    margin: 11% auto 0;
    width: 100%;
    text-align: left;
}
.a {
    color: rgba(255,255,255,1);
    font-weight: 600;
    font-size: 20px;
    padding-bottom: 1rem;
    margin-top: 0;
    position: relative;
    font-family: arial;
    animation-name: fadeInUp;
    animation-duration: 1s;
    animation-delay: 1s;
    animation-fill-mode: both;
}
.b {
    font-size: 32px;
    line-height: 1;
    color: #fff;
    text-transform: uppercase;
    margin-top: 0%;
    animation-name: fadeInUp;
    animation-duration: 1s;
    animation-delay: 1.2s;
    animation-fill-mode: both;
}
 .e_box .a::after {
    width: 60px;
    content: '';
    background: #fff;
    position: absolute;
    text-align: center;
    bottom: 0;
    margin-left: 0;
    left: 0%;
    height: 1px;
    display: inline-block;
}
@media screen and (max-width: 1200px) {

}
@media screen and (max-width: 769px) {

.e_box .nei{
     margin:14% 4%;
}

.e_box .b {
    margin-top: 1%;
    font-size: 22px;
}


.btn-primary {
    color: #fff;
    background-color: #154a9a;
    border-color: #154a9a;
    width: 100%;
}



}