@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@100;200;300;400&display=swap');

:root{
    --light-red:#fd5d5d;
    --red:#e10600ff;
}

*{
    font-family: 'Poppins', sans-serif;
    margin:0; padding:0;
    box-sizing: border-box;
    text-decoration: none;
    outline: none;
    border:none;
    text-transform: capitalize;
    transition: all .3s cubic-bezier(.38,1.15,.7,1.12);
}

*::selection{
    background:var(--red);
    color:#fff;
}

html{
    font-size: 62.5%;
    overflow-x: hidden;
}

section{
    min-height: 100vh;
    padding:1rem 9%;
    padding-top: 8rem;
}

.heading{
    text-align: center;
    color:var(--red);
    font-size: 3.5rem;
    text-transform: uppercase;
    font-weight: normal;
    padding:1rem;
}

header{
    width:100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top:0; left:0;
    z-index: 1000;
    padding:2rem;
}

header .logo{
    font-size: 3.5rem;
    color:var(--red);
}

header .logo span{
    color:var(--light-red);
}

header .navbar a{
    font-size: 1.7rem;
    margin-left: .7rem;
    padding:.5rem 2rem;
    border-radius: .5rem;
    color:var(--red);
}

header .navbar a.active,
header .navbar a:hover{
    background: var(--light-red);
    color:#fff;
    box-shadow: 0 .5rem 1rem rgba(0,0,0,.1);
}

header.sticky{
    background:#000116;
    box-shadow: 0 .5rem 1rem rgba(0,0,0,.1);
}

#menu{
    font-size: 3rem;
    color:var(--red);
    cursor: pointer;
    display: none;
}
body{
background: #000116;
}

@keyframes float{
    100%, 0%{
        transform: translateY(0rem);
    }

    50%{
        transform: translateY(-3rem);
    }

}

/* media queries  */

@media (max-width:1200px){

    html{
        font-size: 55%;
    }

}

@media (max-width:800px){

    section{
        padding:1rem 3%;
        padding-top: 8rem;
    }

    #menu{
        display: block;
    }

    header .navbar{
        position: absolute;
        top:100%; left: 0;
        width:100%;
        background:#000116;
        padding:2rem;
        border-top: .1rem  solid rgba(0,0,0,.1);
        transform-origin: top;
        transform: scaleY(0);
        opacity: 0;
    }

    header .navbar.nav-toggle{
        transform: scaleY(1);
        opacity: 1;
    }

    header .navbar a{
        display: block;
        margin:1.5rem 0;
        font-size: 2rem;
    }

    .fa-times{
        transform: rotate(180deg);
    }

    .symptoms .column .main-image img{
        display: none;
    }

    .hand-wash .column .main-image img{
        display: none;
    }

}

@media (max-width:768px){

    html{
        font-size: 50%;
    }

    .home .content h1{
        font-size: 4rem;
    }

    .home .content h3{
        font-size: 3.5rem;
    }

}

@media (max-width:450px){

    .home .content h1{
        font-size: 3.5rem;
    }

    .home .content h3{
        font-size: 2.5rem;
    }

    .symptoms .column .box-container .box img{
        width:14rem;
    }

    .precautions .column .box-container .box{
        flex-flow: column;
        text-align: center;
    }

    .doctor .box-container .box{
        width:100%;
    }

}