.main-content .banner {
    padding: 0 !important;
    position: relative;
}

.main-content .banner img {
    width: 100%;
}

#white-line {
    width: 30%;
}

.main-content .banner .big-title {
    position: absolute;
    top: 50%;
    left: 36%;
    width: 647px;
    transform: translate(-50%, -50%);
}

.main-content .banner .intro-title {
    font-family: Segoe_UI_Bold;
    font-size: 100px;
    line-height: 1.2;
    color: white;
}

.main-content .banner .intro-describe {
    font-family: Segoe_UI_Bold;
    font-size: 35px;
    color: white;
    line-height: 1.4;
}


.main-content  .row .img {
    padding-top: 15px;
}


.main-content .col-12 .track-content {
    max-width: 630px;
    height: 73px;
    margin: 0 auto;
    margin-top: -31px;
    background-color: rgb(24, 150, 153);
    display: flex;
    padding: 15px 35px;
    border-radius: 35px;
    border: 2px solid white;
}

.main-content .col-12  .track-content label {
    color: white;
    font-family: Segoe_UI_Bold;
    font-size: 16px;
}

.main-content .col-12  .track-content input {
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 8px 0 0 8px;
}

#tracking .input-group-prepend button{
    background-color: white;
    border-radius: 0 8px 8px 0;
}
#tracking .red-border{
    border-radius: 8px;
}
#tracking .btn-track-home{
    padding: 0;
    border: 0;

}
#tracking .btn-track-home img, #tracking input, #tracking .input-group-prepend{
    height: 100%;

}
#tracking .btn-track-home img{
    border-radius: 8px;
}
.main-content .intro-content .img img {
    width: 100%;
}

.main-content  .intro-content .c-title {
    font-size: 47px;
    font-family: Segoe_UI_Bold;
    color: rgb(24, 150, 153);
    padding-bottom: 20px;
    line-height: 1.2;
}

.main-content  .intro-content .c-body p {
    font-size: 19px;

    color: #777777;
    line-height: 1.4;
}

.intro-content {
    padding-top: 42px;
    padding-bottom: 42px;
}

.main-content .three_object {
    background-color: rgb(24, 150, 153);
    /*height: 500px ;*/
}

.main-content .three_object  .row {
    padding: 0;
}

.main-content .three_object  .row {
    padding-top: 27px;
    padding-bottom: 27px;
}

.main-content .three_object  .row .col-lg-4 {
    padding: 15px;
}

.main-content .three_object .card-title {
    background-color: rgb(12, 145, 148);
    text-align: center;
    color: white;
    font-size: 20px;
    font-family: Segoe_UI_Bold;
    border-radius: 10px;
    border: 2px solid white;
    padding: 5px;
    width: 90%;
    margin: 0 auto;
    margin-top: -21px;
}
.main-content .three_object .card-body{
    min-height: 146px;
}
.main-content .three_object .card-text {

    color: #777777;
    font-size: 16px;
    padding: 0px 10px 17px;
    line-height: 1.4;
}

.main-content .three_service {
    background-color: rgba(12, 145, 148, 0.2);
    padding-top: 62.9px;
    padding-bottom: 57.1px;
}

.main-content .three_service .service-title {
    text-align: center;
    font-size: 41px;
    font-family: Segoe_UI_Bold;
    color: rgb(12, 145, 148);
    margin: 0 auto;
    margin-bottom: 30px;
}


.main-content .three_service  .row .col-md-4 {
    padding: 20px 30px;
}

.main-content .three_service  .row .col-md-4 img {
    width: auto;
}

@media only screen and (max-width: 766px) {
    .main-content .banner .intro-title {
        font-size: 27px;
    }

    .main-content .banner .big-title {
        width: 210px;
    }
    .main-content .col-12  .track-content label{
        height: fit-content;
        margin: auto;
        padding: 0;
    }
    .track {
        padding: 0;
    }
    .main-content .intro-content .c-title{
        font-size: 30px;
        padding-bottom: 10px;
        margin-top: 15px;
    }
    .main-content .intro-content .c-body p{
        font-size: 15px;
    }
    .main-content .col-12 .track-content{
        margin-top: 30px;
        padding: 15px 20px;
        border-radius: 25px;
    }
    .main-content .intro-content .img img{
        display: none;
    }
    .main-content .row{
        padding-top: 0;
    }
    .main-content .three_service .service-title{
        font-size: 20px;
    }
    .main-content .three_service .row .col-md-4{
        padding-right: 15px;
        padding-left: 15px;
    }
    .main-content .three_service .row .col-md-4 img{
        width: 100%;
    }
    .main-content .three_object .card-text{
        font-size: 15px;
    }
    .three_object .card{
        border-radius: 30px;
        overflow: hidden;
    }
    .main-content .three_object .card-title{
        font-size: 22px;
    }
}

@media only screen and (min-width: 766px) and (max-width: 990px) {
    .main-content .banner .intro-title {
        font-size: 45px;
    }

    .main-content .banner .big-title {
        width: 320px;
    }
    .main-content .intro-content .text-content .c-title, .main-content .three_service .service-title {
        font-size: 30px;
    }

    .main-content .intro-content .text-content .c-body p, .main-content .three_object .card-text, .intro-content {
        font-size: 15px;
    }

    .main-content .three_object .card-title {
        font-size: 22px;
    }

    .main-content .three_service  .row .col-md-4 img {
        width: 100%;
    }
    .main-content .col-12 .track-content{
        margin-top: 36px;
    }
    .main-content .intro-content .img img{
        display: none;
    }
    .three_object .card{
        overflow: hidden;
        border-radius: 50px;
    }
    .main-content .three_object .card-body{
        padding: 3.25rem;
    }
}

@media only screen and (min-width: 990px) and (max-width: 1200px) {

}

@media only screen and (min-width: 1200px) and (max-width: 1400px) {
    .main-content .banner .intro-title{
        font-size: 80px;
    }
    .main-content .banner .big-title{
        left: 42%;
    }
}