body {
    margin: 0;
    font-family: Helvetica, sans-serif;
    background-color: #f4f4f4;
    padding: 0;
}



a {
    color: #000;
}

/* header */

.header {
    background-color: #ffffff;
    box-shadow: 1px 1px 4px 0 rgba(0, 0, 0, .1);
    position: fixed;
    width: 100%;
    z-index: 3;
    padding: 10px;
}

header img {
    margin-top: 13px;
    width: 100px;
    margin-left: 5px;
    transition: transform 0.3s ease;
    opacity: 0;
    animation: fadeInLogo 0.8s ease forwards;
}

.header img:hover {
    transform: scale(1.05);
}

@keyframes fadeInLogo {
    to {
        opacity: 1;
    }
}

.header ul {
    margin: 0;
    padding: 0;
    list-style: none;
    overflow: hidden;
    background-color: #fff;
}

.header li a {
    display: block;
    padding: 20px 20px;
    border-right: 1px solid #f4f4f4;
    text-decoration: none;
}

.header li a:hover,
.header .menu-btn:hover {
    background-color: #f4f4f4;
}

.header .logo {
    display: block;
    float: left;
    font-size: 2em;
    padding: 10px 20px;
    text-decoration: none;
}

/* menu */

.header .menu {
    clear: both;
    max-height: 0;
    transition: max-height .2s ease-out;
}

/* menu icon */

.header .menu-icon {
    cursor: pointer;
    display: inline-block;
    float: right;
    padding: 28px 20px;
    position: relative;
    user-select: none;
}

.header .menu-icon .navicon {
    background: #333;
    display: block;
    height: 2px;
    position: relative;
    transition: background .2s ease-out;
    width: 18px;
}

.header .menu-icon .navicon:before,
.header .menu-icon .navicon:after {
    background: #333;
    content: '';
    display: block;
    height: 100%;
    position: absolute;
    transition: all .2s ease-out;
    width: 100%;
}

.header .menu-icon .navicon:before {
    top: 5px;
}

.header .menu-icon .navicon:after {
    top: -5px;
}

/* menu btn */

.header .menu-btn {
    display: none;
}

.header .menu-btn:checked~.menu {
    max-height: 240px;
}

.header .menu-btn:checked~.menu-icon .navicon {
    background: transparent;
}

.header .menu-btn:checked~.menu-icon .navicon:before {
    transform: rotate(-45deg);
}

.header .menu-btn:checked~.menu-icon .navicon:after {
    transform: rotate(45deg);
}

.header .menu-btn:checked~.menu-icon:not(.steps) .navicon:before,
.header .menu-btn:checked~.menu-icon:not(.steps) .navicon:after {
    top: 0;
}

.menu li a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    font-size: 16px;
    position: relative;
    padding: 16px 0;
    transition: color 0.3s ease;
}

.menu li a::after {
    content: "";
    position: absolute;
    width: 0%;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: #e4a42e;
    transition: width 0.3s ease;
}

.menu li a:hover {
    color: #e4a42e;
}

.menu li a:hover::after {
    width: 100%;
}

/* image */

.main-cont {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    background: linear-gradient(145deg, #ffffff, #f4f4f4);
    /* border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05); */
    animation: fadeInMain 1s ease-in-out;
}

@keyframes fadeInMain {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.main-cont img {
    width: 90%;
    max-width: 1000px;
    margin-top: 60px;
    border-radius: 12px;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
    transition: transform 0.4s ease;
}

.main-cont img:hover {
    transform: scale(1.02);
}

.main-cont button {
    padding: 16px 24px;
    width: 220px;
    margin-top: 40px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    color: #fff;
    background-color: #2363c4;
    border: none;
    border-radius: 35px;
    box-shadow: 0px 8px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

.main-cont button:hover {
    background-color: #1d4ea0;
    box-shadow: 0px 12px 24px rgba(35, 99, 196, 0.3);
    transform: translateY(-5px);
}

.main-cont button:active {
    transform: translateY(-1px);
}

/* .main-cont {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.main-cont img {
    width: 90%;
    max-width: 1000px;
    margin-top: 150px;
    -webkit-box-shadow: 0 28px 16px -26px black;
    -moz-box-shadow: 0 28px 16px -26px black;
    box-shadow: 0 28px 16px -26px black;
}

.main-cont button {
    padding: 20px 10px;
    width: 200px;
    margin: 0 auto;
    margin-top: 50px;
    margin-bottom: 20px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    font-weight: 500;
    color: #000;
    background-color: #fff;
    border: none;
    border-radius: 45px;
    box-shadow: 0px 8px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease 0s;
    cursor: pointer;
    outline: none;
    max-width: 400px;
}

button:hover {
    background-color: #2363c4;
    box-shadow: 0px 15px 20px rgba(17, 144, 218, 0.808);
    color: #fff;
    transform: translateY(-7px);
}

button:active {
    transform: translateY(-1px);
} */

/* conclusion */

.conclusion {
    margin-top: 87%;
    background-color: #000;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 5px;
}

.group2 p {
    font-size: 14px;
    color: #aaa;
    letter-spacing: 1px;
}

/* 48em = 768px */

@media (min-width: 48em) {
    .header li {
        float: left;
    }

    .header li a {
        padding: 20px 30px;
    }

    .header .menu {
        clear: none;
        float: right;
        max-height: none;
    }

    .header .menu-icon {
        display: none;
    }

    @media(min-width: 1000px) {
        header img {
            width: 200px;
            margin-top: 0px;
        }

        .conclusion {
            margin-top: 10%;
        }
    }
}