body{
	background-color: #151515;
	text-align: center;
	font-size: 150%;
}

.header{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 5px 50px;
    background: rgba(16, 16, 16, .7);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 99;
    opacity: .7;
}

.logo{
    cursor: pointer;
    color: #ffffff;
    user-select: none;
    text-decoration: none;
    font-size: 1em;
    font-weight: 500;
    position: relative;
}


.navigation a{
    cursor: pointer;
    position: relative;
    font-size: 1em;
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    margin-right: 100px;
}
.navigation a::after{
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 100%;
    height: 3px;
    background: #ffffff;
    border: 5px;
    transform: scaleX(0);
    transition: transform .3s;
}

.navigation a:hover::after{
    transform: scaleX(1);
}
p{
	color: #ffffff;
}