*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;

}

body {
    font-family: Roboto, Arial, sans-serif;
    display: flex;
    flex-direction: column;
}

a {
    text-decoration: none;
}

.header,
.banner,
.contact-us {
    width: 900px;
}

/* 
 * ======================
 * Hero Section
 * ======================
*/

.hero {
    height: 100vh;
    background-color: #1F2937;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.header {
    display: flex;
}

.header-logo-text {
    font-size: 24px;
    color: #F9FAF8;
    margin-right: auto;
    align-self: center;
}

.header-link {
    padding: 12px;
    display: flex;
    align-items: center;
}

.header-link:hover {
    background-color: #2d3f58;
}

.header-link,
.hero-secondary-text {
    font-size: 18px;
    color: #E5E7EB;
}

.banner {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 30px;
}

.hero-main-text {
    font-size: 48px;
    font-weight: 900;
    color: #F9FAF8
}

.hero-button {
    background-color: #3882F6;
    font-size: 24px;
    color: #F9FAF8;
    padding: 8px 32px;
    border-radius: 15px;
    border: none;
}

.hero-button:hover {
    cursor: pointer;
    background-color: #2454a2;
}

.banner-info {
    display: flex;
    flex-direction: column;
    gap: 15px;
    align-items: flex-start;
}

.banner-image {
    flex-shrink: 0;
    width: 400px;
    height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #808080;
}

/* 
 * ======================
 * About Section
 * ======================
*/

.about {
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.about-heading {
    font-size: 36px;
    color: #1F2937;
    font-weight: 900;
    margin: 36px 0;
}

.about-content {
    margin-bottom: 64px;
    display: flex;
    gap: 30px;
}

.about-item {
    flex-basis: 150px;
}

.about-item-box {
    width: 100%;
    aspect-ratio: 1/1;
    border: 5px solid #3882F6;
    border-radius: 15px;
}

.about-item-text {
    text-align: center;
    color: #5e5e5e;
}

/* 
 * ======================
 * Testimonial Section
 * ======================
*/

.testimonial {
    background-color: #E5E7EB;
    padding: 64px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.testimonial-quote,
.testimonial-author {
    width: 640px;
}

.testimonial-quote {
    font-size: 36px;
    color: #1F2937;
    font-weight: 300;
    font-style: italic;
}

.testimonial-author {
    text-align: end;
    font-size: 20px;
    font-weight: 700;
}


/* 
 * ======================
 * Contact Us Section
 * ======================
*/

.contact-us {
    background-color: #3882F6;
    margin: 64px 0;
    align-self: center;
    padding: 32px 64px;
    border-radius: 15px;
    display: flex;
    justify-content: space-between;
}

.contact-us-text h5 {
    font-size: 20px;
    color: #F9FAF8;
}

.contact-us-text p {
    color: #E5E7EB;
}

.contact-us-btn {
    background-color: #3882F6;
    border: 2px solid #F9FAF8;
    color: #F9FAF8;
    padding: 8px 24px;
    border-radius: 10px;
    align-self: flex-end;
}

.contact-us-btn:hover {
    cursor: pointer;
    background-color: #2f69c6;
}

/* 
 * ======================
 * Footer Section
 * ======================
*/

.copyright-text {
    background-color: #1F2937;
    font-size: 18px;
    color: #E5E7EB;
    padding: 24px 0;
    text-align: center;
}