a:hover { 
    text-decoration: none;
}

.center-h {
    margin: 0 auto;
}
.center-h-text,
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}
.center-vh {
    margin: 0 auto;
    transform: translateY(50%)
}

.mt-10 {
    margin-top: 10px;
}
.mt-20 {
    margin-top: 20px;
}
.mt-30 {
    margin-top: 30px;
}
.mt-50 {
    margin-top: 50px;
}
.mt-100 {
    margin-top: 100px;
}

.mb-20 {
    margin-bottom: 20px;
}

.plr-10 {
    padding: 0 10px;
}
.plr-20 {
    padding: 0 20px;
}
.plr-50 {
    padding: 0 50px;
}
.ptb-20 {
    padding: 20px 0;
}
.ptb-50 {
    padding: 50px 0;
}

.pt-20 {
    padding-top: 20px;
}
.pb-20 {
    padding-bottom: 20px;
}
.pb-50 {
    padding-bottom: 50px;
}