/* FROM BIG TABLETS TO 1200px */
@media only screen and (max-width: 1200px) {
    .main-text-box {
        width: 100%;
        padding: 0 2%;
    }
    
    .row { 
        width: 100%;
        padding: 0 2%; 
    }
}

/* FROM SMALL TABLETS TO BIG TABLETS (from 768px to 1023px) */
@media only screen and (max-width: 1023px) {
    body { font-size: 18px; }
    section { padding: 60px 0; }
        

    /****  REUSABLE  ****/
    h1 {
        font-size: 450%;
        letter-spacing: 16px;
    
        margin-bottom: 22px;
    }
    
    h1::before {
        font-size: 20%;
        word-spacing: 4px;
        letter-spacing: 10px;
    }

    h3 {
        font-size: 98%;
        margin-bottom: 12px;
    }

    .long-paragraph {
        width: 90%;
        margin-left: 5%;
    }


    /****  HEADER  ****/
    .logo {
        height: 60px;
        margin-top: 20px;
    }

    .main-nav {
        margin-top: 40px;
    }
    
    .main-nav li {
        margin-left: 0;
    }


    /****  DEPARTURE  ****/
    .shuttle-2 {
        display: none;
    }

    .departure-date {
        font-size: 190%;
        letter-spacing: 2px;
        word-spacing: 6px;

        margin-bottom: 30px;
    }
    
    .departure-paragraph {
        text-align: justify;
        padding-right: 10%;
    }


    /****  THE MISSION  ****/
    .paragraph-plan {
        font-size: 90%;
    }

    .icon-plan ion-icon {
        font-size: 200%;
    }
    

    /****  WHY MARS  ****/
    .astr-box:first-child {
        text-align: right;  
        padding-right: 10%;
    }
    
    .astr-box:last-child {
        padding-left: 0px;
        margin-top: 7px;
    }
    
    .astronaut {
        width: 60%;
    }
    
    .reasons-why:last-of-type {
        margin-bottom: 20px;
    }
    
    .reasons-why {
        margin-bottom: 35px;
    }
    
    .reasons-why div {
        height: 40px;
        width: 40px;
    
        font-size: 114%;
        margin-right: 15px;
    }

    .reasons-why p {
        padding-top: 2%;
    }


    /****  FOOTER  ****/
    .footer-paragraph {
        font-size: 90%;
    }
}

/* FROM SMALL PHONES TO SMALL TABLETS (from 481px to 767px) */
@media only screen and (max-width: 767px) {
    body { font-size: 16px; }
    section { padding: 30px 0; }
    
    .row,
    .main-text-box { padding: 0 4%; }
    .col { 
        width: 100%; 
        margin: 0 0 4% 0;
    }

    .main-nav { display: none; }
    .mobile-nav-icon { display: inline-block }

    .main-nav { 
        float: left;
        margin-top: 35px;
        margin-left: 25px;
    }
    
    .main-nav li {
        display: block;
    }

    .main-nav li a:link,
    .main-nav li a:visited {
        display: block;
        border: 0;
        padding: 10px 0;
        font-size: 100%;
    }

    .sticky {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background-color: rgba(255, 255, 255, 0.98);
        box-shadow: 0 2px 2px #efefef;
        z-index: 9999;
    }

    .sticky .main-nav { margin-top: 10px; }

    .sticky .main-nav li a:link,
    .sticky .main-nav li a:visited { padding: 10px 0; }
    .sticky .mobile-nav-icon { margin-top: 12px; }
    .sticky .mobile-nav-icon i { color: #555; }

    .long-paragraph {
        width: 100%;
        margin-left: 0%;
    }

    .departure-date {
        text-align: center;
    }

    .departure-paragraph {
        text-align: left;
    }

    .shuttle-box {
        display: none;
    }

    .astronaut {
        display: none;
    }

    .astr-box:last-child {
        margin-top: 0;
        padding-left: 4%;
    }

    .reasons-why p {
        padding-top: 2%;
    }

    .footer-nav {
        float: none;
        text-align: center;
    }
    
    .social-links {
        float: none;
        text-align: center;
    }
}

/* FROM SMALL PHONES like iPhone 4 or 5 (from 0 to 480px) */
@media only screen and (max-width: 480px) {
    section { padding: 25px 0; }
    .contact-form { width: 100%; }

    .footer-links:first-child {display: none; }
}