style.css

:root{
    --orange-theme: rgb(201, 76, 18);
    --black-theme: rgb(37, 36, 36);
}


*{
    box-sizing: border-box;
}

body{
    margin: 0;
    height: 100vh;
    font-family: 'Montserrat', sans-serif;
    color: #fff;
    background-color: var(--black-theme);
    background-image: linear-gradient(rgba(0,0,0,0.8),rgba(0,0,0,0.8)),url("corona1.jpg");
    background-position: center;
    background-size: cover;
}
.first{
    color: var(--orange-theme);
}
#heading{
    text-align: center;
    margin: 2rem 0;
    font-size: 2.5rem;
}
li{
    list-style: none;
}
a{
    color: var(--orange-theme);
}
.container{
    max-width: 1100px;
    margin: auto;
}

.country-input{
    border: none;
    border-bottom: 2px solid var(--orange-theme);
    background-color: transparent;
    color: #fff;
    padding: 1rem;
    font-size: 1.4rem;
    display: block;
    width: 40%;
    margin : 2rem auto;
}
.country-input::placeholder{
    color: rgb(184, 174, 174);
}

.btn{
    padding: .6rem;
    border-radius: 50px;
    background-color: var(--orange-theme);
    color: var(--black-theme);
    font-size: 1rem;
    font-weight: bolder;
    cursor: pointer;
    border: 1px solid var(--orange-theme);
    display: block;
    margin: 1rem auto;
    width: 40%;
    transition: all .2s ease-in-out;
}
.btn:hover{
    /* box-shadow: | hor ver blur spread | inset| initial| inherit */
    /* box-shadow: 3px 8px 10px rgba(160, 157, 157, 0.2); */
    background: rgba(201, 76, 18, 0.61);
    color: #dac7c7;
}
.country-input:focus,
.btn:focus{
    outline: none;
}

.table{
    background-color: #d3c6c6;
    margin: 3rem auto;
    padding: 1.5rem;
    border-radius: 10px;
}

tr th{
    padding: 1rem 2rem;
    /* padding-bottom: 1.9rem; */
}

th,td{
    color: black
;
    padding: 10px;
    text-align: center;
}
.second{
    color: white;
    margin: 0;
    padding: 0;
    border-radius: 5px;
    box-shadow: aliceblue;
}
.nav-bar{
    display: flex;
    padding: 40px 120px;

}
.nav-logo img{
    width: 130px;
}