body {
    margin: 0;
    padding: 0;
    /* background-color: #fff; */
    font-family: "Gabarito", sans-serif;
}

:root {
    --turuncu-color: #e53d2c;
    --black-color: #000000;
    --mavi-color: #1770b2;
}

h1,
h2,
h3,
h4,
h5,
p {
    text-align: center;
    font-family: "Gabarito", sans-serif;
}

.btn {
    background-color: var(--mavi-color) !important;
    font-size: larger;
    border-radius: 30px;
    color: #fff;
}

.navmenu {
    padding-top: 38px !important;
}

.nav-item a {
    text-decoration: none;
    color: #fff;
    font-size: 20px;
}

.card {
    width: 100%;
    height: 100%;
}

.card img {
    width: auto;
    height: 40vh;
}


/* banner alt kısmı */

.triangle {
    width: 0;
    height: 0;
    position: relative;
    border-right: 100vw solid transparent;
    border-top: 250px solid var(--turuncu-color);
    top: 0;
    left: 0;
    margin: 0;
}


/* referanslar */

.referans {
    background-color: var(--mavi-color);
    position: relative;
    z-index: 999 !important;
}

.triangle2 {
    width: 0;
    height: 0;
    position: relative;
    border-right: 100vw solid transparent;
    border-bottom: 250px solid var(--mavi-color);
    bottom: 0;
    right: 0;
    margin: 0;
}

.triangle3 {
    width: 0;
    height: 0;
    position: relative;
    border-left: 100vw solid transparent;
    border-top: 250px solid var(--mavi-color);
    top: 0;
    right: 0;
    margin: 0;
}


/* sıkça sorlan sorular alanı */

.sss {
    background-color: var(--turuncu-color);
    position: relative;
    z-index: 999 !important;
    color: #fff;
}

.triangle4 {
    width: 0;
    height: 0;
    position: relative;
    border-left: 100vw solid transparent;
    border-bottom: 250px solid var(--turuncu-color);
    top: 0;
    right: 0;
    margin: 0;
}

.triangle5 {
    width: 0;
    height: 0;
    border-right: 100vw solid transparent;
    border-top: 250px solid var(--turuncu-color);
    top: 0;
    left: 0;
    margin: 0;
}


/* footer */

.bg-dark {
    background-color: var(--black-color) !important;
    color: #fff;
}

footer .nav-item a {
    text-decoration: none;
    color: #fff !important;
    font-size: 15px;
    text-align: center;
}

.hero {
    background-color: #e53d2c;
    height: 100vh;
}

.menu-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 2;
    cursor: pointer;
    width: 35px;
    height: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.menu-btn span {
    display: block;
    width: 100%;
    height: 5px;
    background-color: #fff;
    border-radius: 2px;
    transition: all 0.3s ease-in-out;
}

.menu-btn.open span:nth-child(1) {
    transform: rotate(45deg);
    position: relative;
    top: 12.5px;
}

.menu-btn.open span:nth-child(2) {
    opacity: 0;
}

.menu-btn.open span:nth-child(3) {
    transform: rotate(-45deg);
    position: relative;
    top: -12.5px;
}

.menu-overlay {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    transition: right 0.3s ease-in-out;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.menu-overlay.active {
    right: 0;
}

.menu-overlay ul {
    list-style: none;
    padding: 0;
}

.menu-overlay ul li {
    margin: 20px 0;
}

.menu-overlay ul li a {
    color: #fff;
    font-size: 24px;
    text-decoration: none;
}