style.css

@import url('https://fonts.googleapis.com/css?family=Poppins:200,300,400,500,600,700,800,900&display=swap');

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body{
    background-color: #000;
}

header{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 100px;
    z-index: 100;
}

header .logo img{
    max-width: 150px;
}

.navigation{
    display: flex;
}

.navigation li{
    list-style: none;
    margin: 0 10px;
}

.navigation li a{
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    letter-spacing: 1px;
}

.navigation li:hover a{
    color: #de0611;
}

.search{
    position: relative;
    width: 300px;
    height: 40px;
}

.search input{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    color: #fff;
    background-color: transparent;
    border: 1px solid rgba(255,255,255,0.1);
    outline: none;
    border-radius: 4px;
    padding: 0 10px;
}

.search input::placeholder{
    color: #fff;
}

.search .fa-search{
    
}