style.css

@font-face {
    font-family: archia;
    src: url("./fonts/Archia-Regular.otf");
}
:root{
    --txtclr : #292929;
    --nbclr : #f8f9fa;
    --bgclr : #fff;
    --head : #000;
    --hvr : #747474;
    --border : rgba(128, 128, 128, 0.479);
    --btn : rgba(49, 66, 80, 0.8);
    --btn_hvr :rgb(49, 66, 80);
}
.dark{
    --txtclr :#8a8a8a;
    --nbclr : #1E1E30;
    --bgclr : #161625;
    --head : #fff;
    --hvr : #f1e2e2;
    --border : rgba(255, 255, 255, 0.377);
    --btn : rgba(172, 172, 172, 0.8);    
    --btn_hvr : rgb(212, 209, 209);
}
*{
    margin: 0;
    padding: 0;
    outline: none;
    box-sizing: border-box;
    list-style: none;
    text-decoration: none;
}

/*------------- Body --------------*/
body{
    width: 100%;
    height: 100vh;
    background: var(--bgclr);
    color: var(--txtclr) ;
    font-family: 'Josefin Sans', sans-serif;
}
.container{
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    background: var(--bgclr);
}
a{
    color: var(--txtclr);
}
/*------------- Navbar --------------*/
.navbar{
    background: var(--nbclr);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .7em;
}
.logo{
    padding-left: 3em;
    font-size: 1.2rem;
    color: var(--txtclr);
    cursor: default;
}
ul{
    display: flex;
    align-items: center;
}
.nav-link{
    margin: 1em;
    color: var(--txtclr);
}
.nav-link:hover, .hover:hover{
    color: var(--hvr);
    margin-bottom: -2px;
    border-bottom: 1px solid var(--head);
}
#iconm{
    cursor: pointer;
}

/* Heading */
h1, h2{
    color: var(--head);
    font-family: 'archia', 'Josefin Sans', sans-serif ;
    text-align: center;
    margin: 1em 0;
    font-style: 2.5rem;
}

/*------------- Table --------------*/
.divtable{
    width: 80%;
    overflow: scroll; 
    margin: 0 auto;
}
table{
    border-collapse: collapse;
    margin: 1.5em auto;
    border: 1px solid var(--txtclr);
}
th{
    position: sticky;
    top: 0;
}
tr{
    color: var(--txtclr);
}
td,th{
    padding: 0.5em;
    margin: 0.4em;
    text-align: center;
    width: 15ch;
    line-height: 1.2em;
    border: 1px solid var(--txtclr);
}
tr:hover{
    background: var(--txtclr);
    color: var(--bgclr);
    cursor: pointer;
}

/*-------------Contact--------------*/
#contact{
    display: flex;
    justify-content: space-evenly;
    align-items: baseline;
    padding: 1em;
    margin: .5 auto;
}
.contact-cont, .news{
    margin: 1em;
    border-radius: 4px;
    padding: 1em 3em;
    background: var(--nbclr);
    box-shadow: 1px 2px 4px var(--txtclr)  ;
}
textarea{
    background: var(--bgclr);
    border-radius: 4px;
    font-family: 'archia', sans-serif;
    width: 100%;
}
.news input, button{
    margin: 2em 0 0 0;
}
.news button{
    display: inline;
    width: auto;
}
form{
    padding: 1.5em .5em;
}
.input{
    margin: .5em 0;
}
input{
    background: var(--bgclr);
    margin: .6em 0;
    width: 100%;
    padding: .5em ;
    border: .5px solid var(--border);
    border-radius: 4px;
    font-family: "archia", sans-serif;
    color: var(--txtclr);
} 
input:focus{
    border-color: var(--head);
}
.form{
    display: flex;
    justify-content: center;
    align-self: center;
    margin: 1.5em 0;
    padding: 1em 0;
}
.form-cont{
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    flex-direction: column;
    padding: 1em .5em;
    box-shadow: 1px 2px 4px var(--txtclr);
}
.form p, p{
    width: 18ch;
    text-align: center;
    font-family: "archia", sans-serif;
    font-weight: 600;
    font-size: 1.8rem;
    color: var(--head);
}
select{
    cursor: pointer;
    width: 100%;
    margin-top: .4em;
    padding: .3em .4em;
    border-radius: 4px;
    border: .5px solid var(--border);
    background: var(--bgclr);
    color: var(--txtclr);
}
.fformat{
    font-size: .7rem;
    margin: 0;
    display: block;
}
button{
    background: linear-gradient(110deg, var(--btn) 70%, var(--btn) );
    border: none;
    border-radius: 4px;
    color: var(--bgclr);
    cursor: pointer;
    font-family: 'archia', sans-serif;
    font-weight: 500;
    font-size: 1rem;
    margin-top: 2em;
    padding: .4em .7em;
    width: 100%;
    transition: 'background' 200ms ease-in 2s ;
}
button:hover{
    background: linear-gradient(110deg, var(--btn_hvr), var(--btn_hvr) );
}

/*-------------About-----------------*/
.about, .s-cont, .block{
    display: flex;
    justify-content: space-evenly;
    align-self: center;
}
.symptom, .prevention{
    flex-direction: column;
    margin: 1em;
}
.symptom .title , .prevention  .title{
    text-align: left;
}
.s-cont{
    margin-top: 1.5em;
    flex-direction: column;
}
.block{
    margin: .5em 0 0 0 ;
}
.s-item img{
    color: var(--txtclr);
    background: var(--bgclr);
    padding: .2em;
    border: 1px solid var(--txtclr);
}
.s-item{
    margin: 0 1em 0 0;
}
.name{
    width: 15ch;
    text-align: center;
    font-size: 1rem;
    font-weight: 400;
    font-family: 'Josefin Sans', sans-serif;
    margin-left: -0.5em;
    color: var(--txtclr);
}

/*-------------Footer --------------*/
footer{
    padding: 3em;
    margin-top: 5em;
    background: var(--nbclr);
    color: var(--txtclr);
    display: flex;
    justify-content: space-around;
    align-items: baseline;
}
.quick-links ul{
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    flex-direction:column;
    flex-wrap: wrap;
    color: var(--txtclr);
}
.quick-links ul li{
    margin: .3em 0;
}
#title{
    text-align: left;
    color: var(--head);
    font-size: 1.2rem;
    margin: .7em 0;
    border-bottom: 2px solid var(--txtclr);
}
.icon{
    padding: 0.425em;
    margin-right: .5em;
    cursor: pointer;
}
.icon:hover{
    color: #FFF;
    border-radius: 52%;
}
.gh:hover{
    background: #333;
}
.fb:hover{
    background: #1877f2;
}
.ig:hover{
    background: linear-gradient(120deg, #405de6, #5851db, #e1306c, #e1306c, #fd1d1d, #f77737, #ffdc80);
}
.tw:hover{
    background: #1da1f2;
}
.lk:hover{
    background: #0077b5;
}
.db:hover{
    background: #774aa4;
}

/*------------- Scrollbar --------------*/
/* width */
::-webkit-scrollbar {
    height : .4em;
    width: .6em;
}  
/* Track */
::-webkit-scrollbar-track {
    background: var(--bgclr);
}
/* Handle */
::-webkit-scrollbar-thumb {
    border-radius: 12px;
    background: #888;
}
/* Handle on hover */
::-webkit-scrollbar-thumb:hover {
    background: #555;
} 

/*------------ Media Queries------------- */
@media  (max-width:768px) {
    .navbar,  footer, ul, .sm-links, #contact, .about {
        flex-direction: column;
        justify-content: center;
    }
    .logo{
        width: 100%;
        text-align: center;
        margin: 0;
        padding: 0;
    }
    ul{
        align-items:center;
        margin-top: 1em;
    }
    .nav-item{
        margin: 0.5em;
    }
    .divtable{
        width: 95%;
    }
    table{
        margin: 1em 0.2em;
        line-height: 1em;
        font-size: .9rem;
    }
    tr{
        margin: 0;
        padding: 0;
    }
    footer{
        align-items: center;
    }
    .icon{
        width: fit-content;
        height: fit-content;
        display: block;
    }
    #contact{
        align-items: center;
    }
    .contact-cont, .news{
        margin: 1em .5em;
        padding: 0.4em;
    }
    .s-cont{
        width: 100vw;
        margin: .5em;
        padding: 1em;
        overflow-x: scroll;
    }
    .s-cont img{
        margin-left: .5em;
        width: 100%;
        max-width:100px;
        height: auto;
    }
}