/* 5 rows and 4 columns for main grid */
#wrapper{
    background-color: #fff;
    display:grid;
    grid-template-columns: minmax(0px,1fr) minmax(0px, 1fr) minmax(300px, 8fr) minmax(0px, 1fr);
    grid-template-rows: minmax(86px, 86px) minmax(300px, auto) minmax(0px, 50px) minmax(1070px,auto) minmax(40px,92px);
}

.nav-background{
    background-color: rgba(0,0,0,0);
    grid-column: 1 / -1;
    grid-row: 1;
}

.logo{
    grid-row: 1;
    grid-column: 2;
}

nav a:hover{
    background-color: #549cd6;
}
nav{
    background-color: rgba(0,0,0,0);
    grid-column: 3 / -2;
    grid-row: 1;
    text-align: right;
    padding-left: 100px;
}

nav a{
    text-decoration: none;
    color:black;
    font-family: 'Oswald';
    font-size: 1.5rem;
    display: block;
    text-align: center;
    padding-top: 7px;
    transition: background-color 0.5s ease-out;
}

nav ul{
    display:flex;
    list-style: none;
}

nav ul li{
    width: 100%;
}

header{
    height: 300px;
    background-image: url("sunflower.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    grid-column: 1 / -1;
    grid-row: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    justify-items: center;
    text-align: center;
}

.title-box{
    background: rgba(219,219,219,0.7);
    font-family: 'Oswald';
    font-size: 2rem;
    width: 448px;
}

/* 5 columns for subgrid and 4 rows */
main{
    display: grid;
    background-color: rgba(0,0,0,0);
    grid-column: 1 / -1;
    grid-row: 4;
    grid-template-columns: minmax(auto, 1fr) minmax(auto, 1fr) minmax(auto, 1fr) minmax(auto, 1fr) minmax(auto, 1fr);
    grid-template-rows: minmax(auto, 350px) minmax(auto,120px) minmax(auto, 326px) minmax(auto, 72px) minmax(auto, 200px);
}

.responsive-img{
    max-width: 100%;
    height: auto;
}

.responsive-ball{
    max-width: 100%;
    height: auto;
}

.picture1{
    background-image: url("youthtennis.jpg");
    height: auto;
    grid-row: 1;
    grid-column: 1 / 3;
    text-align: center;
    font-size: 30px;
    font-family: 'Oswald';
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    justify-items: center;
    text-align: center;
}

.picture2{
    background-image: url("adulttennis.jpg");
    grid-row: 1;
    grid-column: 4 / -1;
    text-align: center;
    font-size: 30px;
    font-family: 'Oswald';
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    justify-items: center;
    text-align: center;
}

.picture1text{
    grid-row: 2;
    grid-column: 1 / 3;
    font-size: 30px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
}

.picture2text{
    grid-row: 2;
    grid-column: 4 / -1;
    font-size: 30px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0px;
}

.text{
    grid-row: 3;
    grid-column: 1 / -1;
    color: black;
    font-size: 41px;
    font-family: 'Crimson Text';
    border: 3px;
    border-color: black;
    border-style: solid;
    margin: 0px;
}

.foam-ball{
    grid-row: 4;
    grid-column: 1;
    text-align: center;
    font-size: 30px;
    font-family: 'Oswald';
}

.red-ball{
    grid-row: 4;
    grid-column: 2;
    text-align: center;
    font-size: 30px;
    font-family: 'Oswald';
}

.orange-ball{
    grid-row: 4;
    grid-column: 3;
    text-align: center;
    font-size: 30px;
    font-family: 'Oswald';
}

.green-dot-ball{
    grid-row: 4;
    grid-column: 4;
    text-align: center;
    font-size: 30px;
    font-family: 'Oswald';
}

.yellow-ball{
    grid-row: 4;
    grid-column: 5;
    text-align: center;
    font-size: 30px;
    font-family: 'Oswald';
}

footer{
    background-color: #DBDBDB;
    grid-column: 1 / -1;
    grid-row: 5;
    text-align: center;
    font-family: Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
    padding-top: 10px;
} 

@media only screen and (max-width: 992px){
    .responsive-ball{
        max-width: 80%;
        height: auto;
    }

    #wrapper{
        background-color: rgba(0,0,0,0);
        display:grid;
        grid-template-columns: minmax(0px,1fr) minmax(0px, 1fr) minmax(300px, 8fr) minmax(0px, 1fr);
        grid-template-rows: minmax(86px, 86px) minmax(300px, auto) minmax(0px, 50px) minmax(1070px,auto) minmax(40px,92px);
    }

    /* 5 columns, 5 rows*/
    main{
        display: grid;
        background-color: rgba(0,0,0,0);
        grid-column: 1 / -1;
        grid-row: 4;
        grid-template-columns: minmax(auto, 1fr) minmax(auto, 1fr) minmax(auto, 1fr) minmax(auto, 1fr) minmax(auto, 1fr);
        grid-template-rows: minmax(auto, 256px) minmax(auto, 256px) minmax(auto, 77px) minmax(auto, 262px) minmax(auto, 217px);
    }

    .picture1{
        grid-row: 1;
        grid-column: 1 / 4;
        text-align: center;
        font-size: 30px;
        font-family: 'Oswald';
        max-width: 90%;
        max-height: 90%;
    }

    .picture1text{
        grid-row: 1;
        grid-column: 4 / 6;
        font-size: 35px;
        text-align: center;
    }

    .picture2{
        grid-row: 2;
        grid-column: 1 / 4;
        text-align: center;
        font-size: 30px;
        font-family: 'Oswald';
        padding-top: 30px;
        max-width: 90%;
        max-height: 90%;
    }

    .picture2text{
        grid-row: 2;
        grid-column: 4 / 6;
        font-size: 35px;
        text-align: center;
    }

    .text{
        grid-row: 4;
        grid-column: 1 / -1;
        color: black;
        font-size: 32px;
        font-family: 'Crimson Text';
        border: 3px;
        border-color: black;
        border-style: solid;
    }

    .foam-ball{
        grid-row: 5;
        grid-column: 1;
        text-align: center;
        font-size: 25px;
        font-family: 'Oswald';
    }

    .red-ball{
        grid-row: 5;
        grid-column: 2;
        text-align: center;
        font-size: 25px;
        font-family: 'Oswald';
    }

    .orange-ball{
        grid-row: 5;
        grid-column: 3;
        text-align: center;
        font-size: 25px;
        font-family: 'Oswald';
    }

    .green-dot-ball{
        grid-row: 5;
        grid-column: 4;
        text-align: center;
        font-size: 25px;
        font-family: 'Oswald';
    }

    .yellow-ball{
        grid-row: 5;
        grid-column: 5;
        text-align: center;
        font-size: 25px;
        font-family: 'Oswald';
    }
}

@media only screen and (max-width: 768px){
    .responsive-ball{
        max-width: 80%;
        height: auto;
    }

    #wrapper{
        background-color: rgba(0,0,0,0);
        display:grid;
        grid-template-columns: minmax(0px,1fr) minmax(0px, 1fr) minmax(300px, 8fr) minmax(0px, 1fr);
        grid-template-rows: minmax(86px, 86px) minmax(300px, auto) minmax(0px, 50px) minmax(1070px,auto) minmax(40px,92px);
    }

    header{
        display: none;
    }
    

    .logo{
        display: none;
    }

    nav{
        grid-row: 2 / 3;
        grid-column: 1 / -1;
        padding: 0px;
    }

    nav ul{
        flex-flow: column nowrap;
        justify-content: center;
        padding: 0px;
    }

    nav ul li{
        align-content: center;

    }

    nav a{
        text-align: center;
        margin: 0;
        padding: 10px;
        font-size: 2rem;
    }

    /* 5 columns, 5 rows*/
    main{
        display: grid;
        background-color: rgba(0,0,0,0);
        grid-column: 1 / -1;
        grid-row: 4;
        grid-template-columns: minmax(auto, 1fr) minmax(auto, 1fr) minmax(auto, 1fr) minmax(auto, 1fr) minmax(auto, 1fr);
        grid-template-rows: minmax(auto, 256px) minmax(auto, 256px) minmax(auto, 77px) minmax(auto, 262px) minmax(auto, 217px);
    }

    .picture1{
        grid-row: 1;
        grid-column: 1 / 4;
        text-align: center;
        font-size: 30px;
        font-family: 'Oswald';
    }

    .picture1text{
        grid-row: 1;
        grid-column: 4 / 6;
        font-size: 31px;
        text-align: center;
    }

    .picture2{
        grid-row: 2;
        grid-column: 1 / 4;
        text-align: center;
        font-size: 30px;
        font-family: 'Oswald';
        padding-top: 30px
    }

    .picture2text{
        grid-row: 2;
        grid-column: 4 / 6;
        font-size: 31px;
        text-align: center;
    }

    .text{
        grid-row: 4;
        grid-column: 1 / -1;
        color: black;
        font-size: 25px;
        font-family: 'Crimson Text';
        border: 3px;
        border-color: black;
        border-style: solid;
    }

    .foam-ball{
        grid-row: 5;
        grid-column: 1;
        text-align: center;
        font-size: 20px;
        font-family: 'Oswald';
    }

    .red-ball{
        grid-row: 5;
        grid-column: 2;
        text-align: center;
        font-size: 20px;
        font-family: 'Oswald';
    }

    .orange-ball{
        grid-row: 5;
        grid-column: 3;
        text-align: center;
        font-size: 20px;
        font-family: 'Oswald';
    }

    .green-dot-ball{
        grid-row: 5;
        grid-column: 4;
        text-align: center;
        font-size: 20px;
        font-family: 'Oswald';
    }
    
    .yellow-ball{
        grid-row: 5;
        grid-column: 5;
        text-align: center;
        font-size: 20px;
        font-family: 'Oswald';
    }
}