html, body {
    height: 100%;
    font-family: 'Maven Pro', sans-serif;
    scroll-behavior: smooth;
    width: 99%;
}

a {
    color: black;
    text-decoration: none;
}

a:hover {
    color: black;
}

.hand:hover{
    animation-name: wave-animation;
    animation-duration: 2s;
    animation-iteration-count: infinite;
    transform-origin: 70% 70%;
    display: inline-block;
}

@keyframes wave-animation {
    0% { transform: rotate(  0.0deg) }
    10% { transform: rotate(-10.0deg) }
    20% { transform: rotate( 12.0deg) }
    30% { transform: rotate(-10.0deg) }
    40% { transform: rotate(  9.0deg) }
    50% { transform: rotate(  0.0deg) }
}

.darkmode--activated {
    color: white !important;
}
.darkmode-toggle{
    z-index: 9999;
}
.intro {
    height: 90%;
}

.intro > .row{
    margin: 0;
    position: absolute;
    top: 50%;
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
}

.intro > .row > .col-md-6 > .header-text {
    position: absolute;
    width: 100%;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

.certification{
    margin-top: 5em;
}

.header-text h3 {
    display: block;
}

.darkmode--activated > .header-text > .certification  {
    color: white;
  }

.header-text > .certification{
    margin-top: 2em;
    font-size: 1.5em;
}

.header-text > .certification > a:hover{
    text-decoration: none;
    cursor: pointer;
}


.section-title{
    color: #27ae60;
    margin-bottom: 2em;
}

.footer {
    margin-top: 10em;
    padding-bottom: 2em;
    width: 99%;
    text-align: center;
}

.footer a {
    color: #27ae60;
    margin-right: 2em;
    margin-left: 2em;
}


/* Smartphones (portrait and landscape) ----------- */
@media (min-width : 320px) and (max-width : 767px) {
    .intro {
        min-height: 100%;
    }
    .intro > .row{
        margin: 0%;
        top: 30%;
    }
    .header-text{
        margin-top: 2em;
        width: 100%;
        text-align: center;
    }
    .section-title{
        text-align: left;
        margin-bottom: 3em;
    }
    .intro img{
        width: 50%;
    }
    body{
        text-align: center;
    }
    .intro > .row > .col-md-6 > .header-text {
        position: block;
        width: 100%;
        top: 0;
        left: 0;
        -ms-transform: translate(0);
        transform: translate(0);
    }
}
@media (min-width : 576px) and (max-width : 767px) {
    .intro > .row{
        margin: 0%;
        top: 45%;
    }
}

@media screen and (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}
}