* {
    box-sizing: border-box;
}

body {
    font-family: "roboto" sans-serif;
}

:root {
    --dark-color: #19283f;
    --green-color: #33d1cc;
    --red-color: #ff3150;
    --yellow-color: #ffc400;
    --section-color: #eff7fa;
}

.main-btn {
    background-color: var(--red-color);
    color: var(--yellow-color);
    padding: 0.5rem 1rem;
}

.main-btn:hover {
    color: var(--yellow-color);
    background-color: var(--red-color);
}
/*start nav*/
.navbar {
    background-color: var(--dark-color);
}
.navbar .navbar-nav .nav-link {
    color: white;
}

.navbar .navbar-nav .nav-link:is(.active,:hover,:focus) {
    color: var(--green-color);
}

.navbar .search {
    border-left: 1px solid var(--green-color);
}

.navbar .search svg {
    color: var(--green-color);
}

.navbar .navbar-toggler {
    color: white;
}
.navbar .navbar-toggler:focus {
    box-shadow: none;
}
/*end nav*/

/*start landing*/
.landing {
    background-color: var(--dark-color);
    min-height: calc(100vh - 72px);
}
/*end landing*/

/*start Features*/
.main-title::after {
    content: "";
    width: 120px;
    height: 2px;
    background-color: var(--green-color);
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
}

.feat .icon-holder {
    height: 200px;
}

.feat .icon-holder svg {
    left: 50%;
    transform: translateX(-50%);
}

.feat .icon-holder .number {
    font-size: 12rem;
    color: var(--section-color);
}

.feat .icon-holder .icon {
    color: var(--green-color);
}

.feat h4 {
    color: var(--yellow-color);
}
/*end Features*/

/*start our work*/
.our-work {
    background-color: var(--section-color);
}

.our-work ul .active {
    background-color: var(--red-color);
    color: var(--yellow-color);
}

.our-work ul li {
    padding: 0.5rem 1rem;
    cursor: pointer;
}

.our-work ul li:not(.active):hover {
    color: var(--red-color);
}

.our-work .box {
    padding: 5px;
    overflow: hidden;
    position: relative;
}

.our-work .box::before {
    content: attr(data-work);
    position: absolute;
    background-color: #33d1cc93;
    width: calc(100% - 5px);
    height: calc(100% - 5px);
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    font-size: 1.5rem;
    color: white;
    transition: 0.3s;
    transform: translateX(calc(-100% - 5px));
}

.our-work .box:hover::before {
    transform: translateX(0);
}
/*end our work*/

/*start stuff*/
.stuff .description {
    max-width: 500px;
}
/*end stuff*/

/*start team*/
.team {
    background-color: var(--section-color);
}

.team h2 {
    color: var(--yellow-color);
}

.team .box h4 {
    background-color: var(--green-color);
}
/*end team*/

.project {
    background-color: var(--dark-color);
}

/*start subscribe*/
.subscribe {
    background-color: var(--yellow-color);
}

.subscribe input[type="email"] {
    border: none;
    border-bottom: 1px solid white;
}

.subscribe input[type="email"]:focus {
    outline: none;
}

.subscribe ::placeholder {
    color: white;
}

.subscribe input[type="submit"] {
    background-color: var(--dark-color);
    color: var(--yellow-color);
}
/*end subscribe*/

/*start footer*/
footer {
    background-color: var(--dark-color);
}

footer .copyright > span {
    color: var(--green-color);
}

footer .copyright p span {
    color: var(--yellow-color);
}

footer .contact ul svg {
    width: 20px;
    height: 20px;
}

footer .facebook {
    background-color: #1877f2 ;
}

footer .twitter {
    background-color: #1da1f2 ;
}

footer .linkedin {
    background-color: #0077b5 ;
}

footer .youtube {
    background-color: #ff0000 ;
}
/*end footer*/