:root{
    --color-blue:#008da6;
    --color-dark-blue:#005375;
    --color-white:#FFFFFF;
    --color-light:#f8f8f8;
    --color-black:#000000;
    --color-light-grey:#efefef;
    --color-grey:#888686;
    --color-red:#be3137;
    --color-yellow:#f4c146;
}

.main-navbar-form-input::placeholder{
    color: var(--color-grey);
}
.tablet-form-input::placeholder{
    color: var(--color-grey);
}
.pb-30{
    padding-bottom: 30px;
}
.course-section{
    padding-top: 100px;
    padding-bottom: 70px;
}
.course-card-content a{
    text-decoration: none;
    -webkit-transition:all .3s linear;
    transition:all .3s linear;
    color: var(--color-black);
}
.course-card-content a:hover{
    color: var(--color-blue);
}
.course-card-content{
    padding-block: 20px;
    text-align: center;
    background-color: var(--color-light-grey);
}   
.course-card:hover{
    transform:translateY(-10px);
    transition: all .5s ease-in-out;
}
.course-card:hover .course-card-thumb img{
    transform:scale(1.05);
}
.course-card:hover .course-card-content{
    box-shadow:0 11px 61.1px 3.9px rgba(34,34,34,.09);
    background-color:var(--color-white);
}