.link{
color: #555;
font-family: 'Ubuntu', sans-serif;
font-size: 22px;
font-weight: 500;
line-height: 20px;
text-transform: lowercase;
letter-spacing: 1px;
display: inline-block;
position: relative;
transition: all 0.3s ease;
}
.link:hover,
.link:focus{
color: #17b4d3;
}
.link:before{
content: '';
border-top: 4px dashed #17b4d3;
height: 5px;
width: 100%;
transform: scaleX(0);
position: absolute;
left: 0;
top: -7px;
transition: transform 0.3s ease 0s,border 0.3s ease 0.5s;
}
.link:hover:before{ transform: scaleX(1); }
@media only screen and (max-width: 767px){
.link{ margin-bottom: 30px; }
}