Евгений Гайдуков

.links ul li:hover a,
.links ul li:hover span {
    background: #29c5e6;
    color: #fff;
}

.nav-menu {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0;    
    margin-top: 2%;
    border: 1px solid #e7e7e7;
    background: #f3f3f3;
    list-style: none;
    height: 2.5rem; 
}
.nav-menu li{
  display: flex;
  flex : 1 1 auto;
  height: 2.5rem;
}

.nav-menu a {
    margin: auto 0;
    text-transform: uppercase;
    color: #c8c8c8;
    text-decoration: none;
    font-size: .875rem;
    text-align: center;
    width: 100%;
}
.nav-menu li:hover,
.nav-menu li:hover a{
    color: #fff;
    background: #29c5e6;
}

.links {
    width: 100%;
    height: 50px;
    background: #f3f3f3;
    border-bottom: 1px solid #e7e7e7;
}
.links ul {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding-top: 15px;
    List-style: none;
}
.links ul li a {         
    display: block;
    text-decoration: none;
    color: #8f8f8f;
    text-transform: uppercase;
    font-size: 1.125rem;
    font-weight: 300;
}
.links span {
    margin-right: 10px;
    padding: 0 10px;
    width: 24px;
    height: 24px;
    background: #8f8f8f;
    color: #fff;
}
.links ul li:hover a {
    color: #29c5e6;
}
.links ul li:hover span {
    background: #29c5e6;
    color: #fff;
}