:root {
    --primary-color: #0A90CF;
    --secondary-color: #676768;
    --gray-color: #757575;
    --gray-light-color: #D9D9D9;
    --radial-one-color: #3ABCFA;
    --lightblue-color: #DBF3FF;
    --blue-color: #02293c;
    --white-color: #fff;
    --black-color: #000;
    
}
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    font-size: 62.5%;
    font-family: 'Poppins', sans-serif;
    min-width: 320px;
}

header {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    height: 180px;
    
    background-color: var(--primary-color);
    align-content: flex-end;
    justify-content: space-around;
    /* padding-left: 30px; */
   /*  padding-right: 20px; */
}

header img {
    width: 200px;
    margin-bottom: 30px;
}
header nav {
    width: 100%;
    height: 60px;
    /* padding-top: 25px; */
    background-color: var(--white-color);
    
    /* border-radius: 0 0 0px 40px; */
}
header ul a {
    text-decoration: none;
    font-size: 120%;
    color: var(--primary-color);
    
}
nav {
    display: flex;
    align-items: center;
    justify-content: space-around;
    
}
nav li {
    padding: 0 1vw;
}
header nav .nav-list {
    display: flex;
    list-style: none;
    flex-wrap: wrap;
    
    
}

main {
    min-width: 320px;
}
main .main--section-one {
    width: 100%;
    height: 400px;    
    position: relative;
    background: radial-gradient(100% 320.95% at 0% 2.95%, #0A90CF 36.33%, #3ABCFA 85.75%) ;
    display: flex;
    justify-content: center;
    align-items: center;
}


.container-h1 h1 {
    text-align: center;
    font-size: 6vw;
    color: var(--white-color);
}

.main--section-one .img-bottom {
    width: 100%;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
}

.main--section-one .img-top {
    width: 100%;
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    transform: rotate(180deg);
    
}

header ul a:hover, header ul a:active {
    color: var(--secondary-color);
}

@media (min-width: 600px) {
    header {
        height: 14vh;
        align-items: center;
        justify-content:space-between;
        padding-left: 30px;
        
    }
    header img {
        width: 22vw;
        margin-bottom: 0;
        margin-right: 0;
    }
    header nav {
        justify-content: flex-end;
        width: 65%;
        height: 14vh;
        border-radius: 0 0 0 100px;
        padding-right: 30px;
        
    }
    nav li {
        padding: 0 0;
        padding-left: 4vw;
    }
    
    header .nav-list a {
        font-size: 2vw;
    }

    main .main--section-one {
        /* padding-top: 145px; */
        height: 420px;   
        padding-right: 30px;
        justify-content: flex-end;
    }
    .container-h1 h1 {
        text-align: right;
        color: var(--white-color);
        font-size: 4.0vw;
        line-height: 1.4;
    }
    .main--section-one .img-top {
        /* width: 15.5vw; */
        width: 12vw;
        
        margin-left: auto;
        transform: rotate(0deg);
        
    }
    .main--section-one .img-bottom {
        width: 55vw;
        margin-right: auto;
    }
}

@media (min-width: 800px) {

    header .nav-list a {
        font-size: 1.5vw;
    }
    header img {
        width: 18vw;
    }
    nav li {
        
        padding-left: 7vw;
        
    }
    main .main--section-one {
        
        height: 500px;
        /* padding-top: 190px; */
    }
    .main--section-one .img-top {
        width: 11vw;
    }
    .main--section-one .img-bottom {
        width: 50vw;
    }
    .main--section-one h1 {
        
        font-size: 3.5vw;
    }
    
}

@media (min-width: 1024px) {

    header {
        height: 14vh;
        padding-left: 60px;
    }
    
    header img {
        width: 15vw;
    }
    header nav {
        height: 14vh;
        padding-right: 60px;
    }
    nav li {
        padding-left: 7vw;
    }
    
    header .nav-list a {
        font-size: 1.3vw;
        
    }
    main .main--section-one {
        padding-right: 60px;
        height: 600px;
    }
    .main--section-one .img-top {
        width: 11vw;
    }
    .main--section-one .img-bottom {
        width: 50vw;
    }
    .main--section-one h1 { 
        font-size: 3.5vw;
    }
    
} 

@media (min-width: 1280px) {

    header {
        height: 15vh;
        padding-left: 80px;
    }
    
    header img {
        width: 13vw;
    }
    header nav {
        height: 15vh;
        padding-right: 80px;
    }
    nav li {
        padding-left: 8vw;
    }
    
    header .nav-list a {
        font-size: 1.2vw;
    }
    main .main--section-one {
        height: 795px;
        
        padding-right: 80px;
    }
    
    .main--section-one .img-top {
        width: 11vw;
    }
    .main--section-one .img-bottom {
        width: 48vw;
    }
    .main--section-one h1 {
        
        font-size: 3.3vw;
        line-height: 1.5;
    }
    
}