.introduce-container{
    background: url("/styles/images/bg_an.png") no-repeat center center;
}
.blu-color{
    color: #4067b1;
}
.red-color{
    color:  rgb(183, 32, 37);
}

.introduce-content{
    padding: 20px;
}

.container-btn-up {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-introduce{
    height: 45px;
    font-family: 'Roboto', sans-serif;
    font-size: 15px;
    font-weight: 500;
    border: 1px solid white;
    color: white;
    border-radius: 10px;
    outline: none;
    margin: 10px;
    line-height: 3;
}

.btn-introduce:hover {
    background-color:  whitesmoke;
    border: 1px solid  #4267b2;
    box-shadow: 0 15px 20px whitesmoke;
    color: #4267b2;
}

.btn-introduce:hover a{
    color: #4267b2;
}

.bk-second{
    background-color: #187d44;
}

.txt-white {
    color: white;

}
.container-btn{
    margin: 0 20px;
}
@media (max-width: 576px) {
    .introduce-container{
        font-size: 18px!important;
    }

    .introduce-container .slider .content{
        width: 90%;
    }
}

@media (max-width: 768px) {
    .introduce-container{
        font-size: 18px!important;
    }
    .introduce-container .slider .content{
        width: 90%;
    }
}

@media (max-width: 992px) {

}
@media (max-width: 1200px) {

}