.hvr-underline-from-left {
    display: inline-block;
    vertical-align: middle;
    -webkit-transform: perspective(1px)translateZ(0);
    transform: perspective(1px)translateZ(0);
    box-shadow: 0 0 1px transparent;
    position: relative;
    overflow: hidden
}

.hvr-underline-from-left:before {
    content: "";
    position: absolute;
    z-index: -1;
    left: 0;
    right: 100%;
    bottom: 0;
    background: #cccccc;
    height: 4px;
    -webkit-transition-property: right;
    transition-property: right;
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    -webkit-transition-timing-function: ease-out;
    transition-timing-function: ease-out
}

.hvr-underline-from-left:hover:before,
.hvr-underline-from-left:focus:before,
.hvr-underline-from-left:active:before {
    right: 0
}

.hvr-underline-from-center {
    display: inline-block;
    vertical-align: middle;
    -webkit-transform: perspective(1px)translateZ(0);
    transform: perspective(1px)translateZ(0);
    box-shadow: 0 0 1px transparent;
    position: relative;
    overflow: hidden
}

.hvr-underline-from-center:before {
    content: "";
    position: absolute;
    z-index: -1;
    left: 55%;
    right: 55%;
    bottom: 0px;
    background: #fff;
    height: 4px;
    -webkit-transition-property: left, right;
    transition-property: left, right;
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    -webkit-transition-timing-function: ease-out;
    transition-timing-function: ease-out
}

.hvr-underline-from-center:hover:before,
.hvr-underline-from-center:focus:before,
.hvr-underline-from-center:active:before {
    left: 0px;
    right: 0px
}

.hvr-underline-from-right {
    display: inline-block;
    vertical-align: middle;
    -webkit-transform: perspective(1px)translateZ(0);
    transform: perspective(1px)translateZ(0);
    box-shadow: 0 0 1px transparent;
    position: relative;
    overflow: hidden
}

.hvr-underline-from-right:before {
    content: "";
    position: absolute;
    z-index: -1;
    left: 100%;
    right: 0;
    bottom: 0;
    background: #cccccc;
    height: 4px;
    -webkit-transition-property: left;
    transition-property: left;
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    -webkit-transition-timing-function: ease-out;
    transition-timing-function: ease-out
}

.hvr-underline-from-right:hover:before,
.hvr-underline-from-right:focus:before,
.hvr-underline-from-right:active:before {
    left: 0
}