:root {
    --primary-color:#0a1118;
    --primary-color-highlight: #233D54;
    --bs-body-bg: #fbf0f6;
    --bs-body-font-family: 'Orbitron', sans-serif;
}

html{
    scroll-behavior: smooth;
}

.container-custom{
    width: 100%;
    padding: 0 1rem;
    margin: 0 auto;

}

@media (min-width: 1200px) {
    .container-custom{
        width: 1140px;
    }
}

@media (min-width: 1400) {
    .container-custom{
        width: 1340px;
    }
}
@media (min-width: 1600) {
    .container-custom{
        width: 1520px;
    }
}

.header{
    z-index: 2;
}

#navbar{
    position:fixed;
    left: 0;
    top:0;
    right:0;
    bottom: 0;
    background-color: var(--primary-color);
    z-index: 4;
}

.nav-space{
    padding-right: 1rem;
}

.navbar__links{
    position: absolute;
    top:20px;
    left: 16px;
}

.dropdown-nav__closeButton{
    position: absolute;
    top: 20px;
    right: 16px;
    font-size: 2rem;
}

.dropdown-nav__container{
    height: 100vh;
    padding: 0 1rem;
}

.login-link{
    display: none;
}

@media (min-width: 420px) {
    .login-link{
        display: inline;
    }
}

.hero{
    position: relative;
    height: 100vh;
    background-color: var(--primary-color);
    overflow: hidden;
}

.hero__content{
    z-index: 1;
}

.hero__video{
    position: absolute;
    top:50%;
    left:50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%)
}

.hero__overlay{
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background-color: var(--primary-color-highlight);
    opacity: .5;
    z-index: 1;
}

.hero__scroll-btn{
    position: absolute;
    left: 50%;
    bottom: 15px;
    transform: translateX(-50%);
    z-index: 1;
    color: var(--bs-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
}

.hero__scroll-btn:hover{
    color: var(--bs-light);
    opacity: 0.8;
}

.hero__scroll-btn .bi{
    transition-delay: 0.8;
    animation: bounce 1s infinite alternate;
}

.hero__content-width{
    max-width: 900px;
}

@media (min-width: 1400px) {
    .hero__heading{
        font-size: 3.2rem;
    }
}


@keyframes bounce {
    from{
        transform: translateY(0px);
    }
    to{
        transform: translateY(-10px);
    }
}

/*
    Primary Content Sections
*/
.content--background{
    background-color: #Fef8f9;
}
.content_sections{
    padding-top: 40px;
    padding-bottom: 40px;
} 

@media (min-width:544px) {
    .content_sections{
        padding-top: 80px;
        padding-bottom: 80px;
    }  
}


.content_sections__content-width{
    max-width: 456px;
    margin: 0 auto;
}

.content_section_thumbnail{
    height: 240px;
    object-fit: cover;
    margin: 0 auto;
}

@media (min-width:544px) {
    .content_section_thumbnail{
        height: auto;
    }  
}

/* footer section*/
footer .border-highlight{
    border-top: 1px solid var(--primary-color-highlight);
} 


/* page content*/
.launch__content_container{
    z-index: 1;
}
.news__content_container{
    z-index: 1;
}
.education__content_container{
    z-index: 1;
}
.power__content_container{
    z-index: 1;
}

.launch__content{
    max-width: 1200px; 
    max-height: 200px; 
    overflow-y: auto;
}
.news__content{
    max-width: 1200px; 
    max-height: 200px; 
    overflow-y: auto;
}
.education__content{
    max-width: 1200px; 
    max-height: 200px; 
    overflow-y: auto;
}
.power__content{
    max-width: 1200px; 
    max-height: 200px; 
    overflow-y: auto;
}

@media (min-height:370px) {
    .launch__content{
        max-height: 250px; 
    }  
    .news__content{
        max-height: 250px; 
    }  
    .education__content{
        max-height: 250px; 
    }  
    .power__content{
        max-height: 250px; 
    }  
}

@media (min-height:640px) {
    .launch__content{
        max-height: 550px; 
    }  
    .news__content{
        max-height: 550px; 
    }  
    .education__content{
        max-height: 550px; 
    }  
    .power__content{
        max-height: 550px; 
    }  
}

@media (min-height:720px) {
    .launch__content{
        max-height: 600px; 
    }  
    .news__content{
        max-height: 600px;
    }  
    .education__content{
        max-height: 600px;
    }  
    .power__content{
        max-height: 600px;
    } 
}

@media (min-height:900px) {
    .launch__content{
        max-height: 800px; 
    }  
    .news__content{
        max-height: 800px;
    }  
    .education__content{
        max-height: 800px;
    }  
    .power__content{
        max-height: 800px;
    } 
}

/* end launches page content */

.error-message{
    color: red;
}
.success-message{
    color: green;
}