@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;800;900&display=swap');

* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    font-family: Poppins;
}

html {
    font-size: 10px;
    scroll-behavior: smooth;
    line-height: 1.6;
}

body {
    font-size: 1.6rem;
}

nav {
    width: 100vw;
    background-color: #2C3F5D;
    opacity: 0.9;
}

ul {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

li {
    list-style-type: none;
}

nav ul li {
    padding: 1rem 1.5rem 1rem 1.5rem;
}
nav ul li a {
    color: #fff;
}

a {
    text-decoration: none;
}

.navigation,
.navbar h1,
.content h2 {
    margin-left: 10rem;
    margin-right: 10rem;
    color: #ffffff;
}

.navbar h1 {
    font-size: 3.75rem;
    margin-top: 5rem;
}

.navigation {
    margin-top: 2rem;
    margin-bottom: 10rem;
    font-size: 2.5rem;
}

.content h2 {
    font-size: 10rem;
}

.main-header {
    margin-top: 0;
    background-image: url(../navbar-bg.jpg);
    background-repeat: no-repeat;
    height: 45vh;
    background-size: cover;
    background-position: center;
}

.bg-blue {
    background-color: #3e81fb;
    border-radius: 3rem;
}

/* MAİN */
main {
    margin-top: 6rem;
}

.packets {
    width: 1220px;
    margin: 0 auto 10rem auto;
}

.texts h3 {
    font-size: 4rem;
    text-align: center;
}

.texts p {
    color: #95a0ab;
    text-align: center;
}

.line {
    border: none;
    border-top: 0.4rem solid;
    max-width: 12rem;
    margin: 3rem auto;
    padding: 2px;
    overflow: visible;
    height: 0px;
    color: #3e81fb;
}

.cards {
    display: flex;
    margin-top: 4rem;
    margin-bottom: 25rem;
}

.card {
    text-align: center;
    flex-direction: row;
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
    margin-right: 5rem;
    border-radius: 2rem;
}

.packets h3,
h4,
h5,
p {
    color: #2c4264;
}

.card h4 {
    margin-top: 3.5rem;
    font-size: 3.5rem;
}

.card hr {
    margin-top: 0.5rem;
}

.card h5 {
    font-size: 3.5rem;
    margin-bottom: 5rem;
}

.card p {
    font-size: 1.7rem;
    color: #95a0ab;
    margin-bottom: 5rem;
}

.card .card-text {
    font-size: 3.5rem;
}

.card button {
    width: 80%;
    padding: 1rem;
    background-color: #0ea40e;
    border: none;
    color: #fff;
    font-size: 2.2rem;
    margin-bottom: 3rem;
    border-radius: 1.2rem;
}

.contact {
    display: flex;
    background-color: #f8f9fa;
    width: 100vw;
    justify-content: center;
    margin-bottom: 0rem;
    padding: 3rem;
}

.col {
    display: flex;
    justify-content: center;
    text-align: center;
    margin-right: 25rem;
    align-items: center;
}
.col li{
    margin-right: 1rem;
}

.icons {
    width: 6rem;
    height: 6rem;
    font-size: 2.5rem;
    line-height: 2rem;
    border-radius: 50%;
    border: 2px solid #95a0ab;
    color: #95a0ab;
}

.icons:hover {
    background-color: #fff;
    border: 1px solid #95a0ab;
    color: #2B3C53;
}

/* FOOTER */
footer{
    margin-bottom: 10rem;
    background-color: #2B3C53;
    padding: 10rem;
}
.footer-container{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin: 5rem 10rem 0 10rem;
    color: #fff;
}
.footer-container div ul li{
    float: right;
}
.footer-container div ul li a{
    color: #fff;
}