*{
    box-sizing: border-box;
}
/* start nav */
.navbar {
    position: fixed;
    z-index: 9999;
    width: 100%;
}
.active{
    background-color: #0097e6;
    color: #f5f6fa !important;
    border-radius: 5px;
}
/* end nav */
/* start slider */
.carousel-item img{
    height: 90vh;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
}

.carousel-caption {
    top: 40%;
}
.carousel-caption h5 {
    font-size: 3.1rem;
}

.carousel-caption p {
    font-size: 1.2rem;
}

@media (max-width: 576px) {


    .carousel-caption h5 {
        font-size: 2rem;
    }

    .carousel-caption p {
        font-size: 1rem;
    }
}

/* end slider */
/* Start Project  */
.project div .caption {
    padding: 0 3rem;
    display: flex;
    flex-direction: column;
}
.project div h2 {
    font-size: 2rem;
    color: #3498db;
}
.project div p{
    font-size: 1rem;
    color: #333;
}
/* End Project  */
/* start serves */
.serves {
    margin: 5% 0;
}

.serves .cor-font {
    color: #3498db;
}

/* end serves */
/* start testmonial */
.testmonial .container div img{
    height: 47%;
}
/* end testmonial */

/* start sign up */
section.sign-up{
    padding: 7% 0;
    background-image: url(../img/bg-masthead.jpg);
    background-color: rgba(0, 0, 0, 0.6);
    background-blend-mode: multiply;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
}
section.sign-up .container .caption h3{
    font-size: 1.3rem;
    color: #fff;
}
/* end sign up */
/* Start Scroll up page */
.ScrollUp{
    width: 50px;
    height: 50px;
    line-height: 50px;
    border-radius: 50%;
    background-color: #0097e6;
    color: #f5f6fa !important;
    cursor: pointer;
    text-align: center;
    position: fixed;
    bottom: 0;
    right: 0;
    display: none;
    z-index: 123456789;
}
/* End Scroll up page */