:root{
--white:#fff;
--background:#0c7475;
}
.demo{ background: var(--background); }
.link{
color: var(--white);
font-family: "Bree Serif", serif;
font-size: 22px;
font-weight: 500;
padding: 2px 6px;
letter-spacing: 2px;
text-transform: capitalize;
display: inline-block;
position: relative;
transition: all 0.3s ease 0s;
}
.link:hover,
.link:focus{
color: var(--white);
text-shadow: 2px -2px rgba(0,0,0,0.15);
}
.link:after{
content: "";
width: 100%;
height: 100%;
border: 2px solid #fff;
position: absolute;
bottom: 0;
left: 0;
transition: width 0.2s ease 0s,height 0.2s ease 0.1s,border-top-width 0.1s ease 0.2s,margin 0.2s ease 0s;
}
.link:hover:after{
width: 60%;
height: 0;
border-width: 0 2px 2px;
margin: 0 20%;
transition: width 0.2s ease 0.2s,height 0.2s ease 0.1s,border-top-width 0.1s ease 0s,margin 0.2s ease 0.2s;
}
@media only screen and (max-width: 767px){
.link{ margin-bottom: 30px; }
}