body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
a {
    text-decoration: none;
}
nav li {
    list-style: none;
}
.btn.register {
    border-radius: 5px;
    background: #45c3c6;
    padding: 10px;
    color: white;
}
.container {
    width: 80%;
    margin: 0 auto;
}
.container > img {
    width: 40%;
    margin: 0 auto;
    display: block;
}
header {
    background: #ffffff;
    color: #2d2d2d;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    width: calc(100% - 40px);
    top: 0;
    left: 0;
    z-index: 1000;
}
.logo {
    flex: 1;
}
.logo img {
    max-height: 50px;
}
.nav-menu {
    display: flex;
    gap: 20px;
}
.nav-menu a {
    color: #2d2d2d;
    text-decoration: none;
}
.menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}
.hero {
    background: linear-gradient(#ff3317, #ffb836);
    padding: 100px 0 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 100px;
    margin-bottom: 0;
}
.hero .container {
    display: flex;
}
.hero-text {
    flex: 1;
    padding: 20px;
}
.hero-image {
    flex: 1;
    text-align: center;
}
.hero-image img {
    max-width: 100%;
}
.hero h2 {
    font-size: 2.5rem;
}
.hero p {
    font-size: 1.5rem;
}
.hero .btn.register {
    border-radius: 5px;
    background: #45c3c6;
    padding: 20px 35px;
    color: white;
    font-size: 1.8rem;
    margin-top: 60px;
    display: block;
    width: fit-content;
}
section {
    padding: 60px 0;
}
section#features {
    background: #fffadf;
}
section#testimonials {
    background: #ffe7e4;
}
#features h2, #service h2, #testimonials h2, #support h2 {
    text-align: center;
    color: #46c4c6;
    font-size: 2rem;
    line-height: 1.5;
}
#features h2 span, #service h2 span {
    font-size: 1rem;
    color: black;
}
#register .btn.register {
    border-radius: 5px;
    background: #45c3c6;
    padding: 20px 35px;
    color: white;
    font-size: 1.8rem;
    margin-top: 60px;
    display: block;
    width: fit-content;
    display: block;
    margin: 0 auto;
}
footer {
    height: 50px;
    background: #333333;
    padding: 10px;
    color: #b4b4b4;
}
@media (max-width: 768px) {
    header {
        flex-direction: row;
        padding: 10px;
        width: calc(100% - 20px);
    }
    .menu-toggle {
        display: block;
    }
    .nav-menu {
        display: none;
        flex-direction: column;
        background: white;
        position: absolute;
        top: 31px;
        right: 0;
        width: 200px;
        text-align: left;
        height: 100vh;
        padding-top: 25px;
    }
    .nav-menu.active {
        display: flex;
    }
    .nav-menu li:last-child {
        margin-top: 30px;
    }
    .hero {
        flex-direction: column;
        text-align: center;
        margin: 0;
    }
    .hero-image {
        order: 2;
    }
    .hero-text {
        order: 1;
    }
    .hero .container {
        display: unset;
        width: 100%;
    }
    .hero h2 {
        font-size: 2rem;
    }
    .hero p {
        font-size: 1.3rem;
    }
    .hero .btn.register {
        margin: 0 auto;
        margin-top: 40px;
        margin-bottom: 30px;
    }
    footer p {
        font-size: 0.8rem;
        text-align: center;
    }
    .container img {
        width: 90%;
    }
    #register .btn.register {
        font-size: 1.3rem;
    }
}