body{
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    padding: 0;
}
/* header*/
/* top header*/
.top-header{
    background-color: #000000;
    text-align: center;
    padding: 4px;
    margin: 0;
    /* on top of the body */
}
.top-header p{
    font-size: 13px;
    color: white;
    padding: 0;
    margin: 0;
}

/* bottom header*/
.bottom-header{
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.left-side{
    width: 100%;

}
.logo a{
    display: flex;
    justify-content: flex-start;
    flex-direction: row;
    align-items: center;
    margin: 10px;
    text-decoration: none;
}

#logo_img{
    height: 50px;
    margin-right: 20px;
}

#logo_txt{
    height: 40px;
}


.middle-side, .right-side{
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.right-side{
    justify-content: flex-end;
}




.middle-side>.menu ul, .right-side>.menu ul{
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
    padding: 20px;
    margin: 0;
    gap: 30px;
}

/* when the mouse is over the menu, an animation draws a line under the text*/


.middle-side a, .right-side a{
    display: flex;
    justify-content: center;
    align-items: center;
    gap:10px;
    color: black;
    text-decoration: none;
    position: relative;
    font-size: 17px;
}



.middle-side a::before, .right-side a::before{
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 1.5px;
    background-color: #000;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease-in-out;
}

.middle-side a:hover::before, .right-side a:hover::before{
    transform: scaleX(1);
    transform-origin: left;
}

.right-side a>img {

    height: 30px;
    width: 30px;
    border-radius: 50%;
    object-fit: cover;
}