body {
    background-color: #1E1E1E;
}

body:after {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
    z-index: -1;
    content: url(../img/facebook-color.png) url(../img/instagram-color.png);
}

a {
    cursor: pointer;
}

.header-main {
    position: fixed;
    top: 0px;
    width: 100%;
    height: 60px;
    background-color: white;
    display: flex;
    justify-content: space-between;
    z-index:1000px
}

.header-main-logo {
    width: fit-content;
    height: 100%;
    padding-left: 60px;
    display: flex;
}

.header-main-logo img {
    height: 40px;
    align-self: center;
}

.header-main-nav {
    width: fit-content;
    height: 100%;
}

.header-main-nav ul {
    list-style: none;
    margin-left: 30px;
}

.header-main-nav ul li {
    display: inline;
    float: left;
}

.header-main-nav ul li a {
    padding: 0 10px;
    font-family: 'Roboto', sans-serif;
    line-height: 60px;
    color: black;
    display: block;
    height: 100%;
}

.header-main-nav ul li :hover {
    color: gray;
}

.header-main-sm {
    width: fit-content;
    height: 100%;
    padding-right: 60px;
    display: flex;
    align-items: center;
    column-gap: 10px;
}

.header-main-sm-fb{
    width: 20px;
    height: 20px;
    background-image: url(../img/facebook.png);
    background-repeat: no-repeat;
    background-size: cover;
}

.header-main-sm-fb:hover{
    background-image: url(../img/facebook-color.png);
}

.header-main-sm-in{
    width: 20px;
    height: 20px;
    background-image: url(../img/instagram.png);
    background-repeat: no-repeat;
    background-size: cover;
}

.header-main-sm-in:hover{
    background-image: url(../img/instagram-color.png);
}