.third-height {
    height: 33.3%;
}

.forth-height {
    height: 25%;
}

.half-height {
    height: 50%;
}

.full-height {
    height: 100%;
}

.v-hidden {
    visibility: hidden;
}

.full-width {
    width: 100%;
}

.left-round {
    border-bottom-left-radius: 50px;
    border-top-left-radius: 50px;
    padding: 1rem;
}

.right-round {
    border-bottom-right-radius: 50px;
    border-top-right-radius: 50px;
    padding: 1rem;
}