Header.css

.header {
    /* background-color:$white; */
    /* z-index: 999; */
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    /* height: 70px; */
    border-bottom: 1px solid;
    /* overflow: auto */
}

.logo_image {
    width: 350px;
    /* height: ; */
    float: left;
    margin-bottom: 10px;
}

.menu_list{
    display: flex;
    flex-direction: row;
    padding: 0px;
    margin: 0px;
    /* margin-left: 500px; */
    float: right;
}

li{
    /* font-family: '', cursive; */
    list-style-type: none;
    margin-right: 3rem;
    font-size: 1.2rem;
    font-weight: 100;
}