* {
    font-family: 'Source Sans Pro', sans-serif;
    margin: 0;
    padding: 0;
}
u, em, p a, p a:hover, p a:active, ul > li > a, ul > li > a:hover {
    color: #039eff;
}

.container-overlay {
    position: absolute;
    background-color: rgba(28, 28, 28, 0.9);
    width: 100vw;
    height: 100vh;
    z-index: 2;
    transition: .5s ease-in-out;
}
.container-overlay ~ * {
    z-index: 10;
}
.tooltip {
    position: relative;
}
.tooltip .tooltiptext {
    visibility: hidden;
    width: 120px;
    background-color: #373737;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px 0;
    position: absolute;
    z-index: 1;
    top: 100%;
    left: 50%;
    margin-left: -60px;
    opacity: 0;
    transition: opacity 1s;
}
.tooltip .tooltiptext::after {
    content: "";
    position: absolute;
    bottom: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: transparent transparent #373737 transparent;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}
.logo-title {
    position: absolute;
    top: 10px;
    left: 10px;
    display: flex;
    align-items: center;
    color: #fff;
    font-size: 1.25em;
}
.logo-title img{
    width: 25px;
    margin-right: 10px;
}
.container {
    margin: 0 15%;
}
#main {
    overflow-x: hidden;
}
#header {
    position: fixed;
    z-index: 5;
    min-width: 15%;
}
#capa {
    text-align: center;
    color:#fff;
    background: url(../imgs/background-01.png) no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    z-index: 1;
}
#capa h1 {
    font-size: 5em;
}
#capa h2 {
    font-size: 3em;
}
#capa .icones {
    margin-top: 2em;
}
#capa .icones > a {
    opacity: .4;
    margin: 0 1em;
    text-decoration: none;
    transition: .5s ease-in-out;
    -webkit-filter: grayscale(100%);
	filter: grayscale(100%);
}
#capa .icones > a:hover {
    opacity: 1;
    -webkit-filter: grayscale(0);
    filter: grayscale(0);
    transition: .5s ease-in-out;
}
#capa .icones > a:after {
    display: none;
}
#capa .icones > a:hover:after {
    display: inline-block;
}

h2 {
    font-size: 2.5em;
}

#apresentacao, #portifolio, #ultimos-posts {
    margin: 5em auto;
}
#apresentacao p {
    margin-bottom: 16px;
    font-size: 1.5em;
    line-height: 1.5
}

#ultimos-posts {
    display: none;
}

#ultimos-posts ul {
    font-size: 1.25em;
    margin-top: 1em;
}

#ultimos-posts ul > li {
    margin: .5em 0;
}

footer {
    background: #1a1a1a;
    color: #fff;
    padding: 1em;
}

footer .amor {
    display: inline-block;
    vertical-align: middle;
    color: #D70021;
    position: relative;
    width: 20px;
    height: 20px;
    animation: heartbeat 1s infinite;
    font-size: 2em
}

footer .amor:before, footer .amor:after {
    position: absolute;
    content: "";
    left: 10px;
    top: 0;
    width: 10px;
    height: 16px;
    background: #D70021;
    border-radius: 10px 10px 0 0;
    transform: rotate(-45deg);
    transform-origin: 0 100%
}

footer .amor:after {
    left: 0;
    transform: rotate(45deg);
    transform-origin: 100% 100%
}

@keyframes heartbeat {
    0% {
        transform: scale(0.75)
    }
    
    20% {
        transform: scale(1)
    }
    
    40% {
        transform: scale(0.75)
    }
    
    60% {
        transform: scale(1)
    }
    
    80% {
        transform: scale(0.75)
    }
    
    100% {
        transform: scale(0.75)
    }
}

@media screen and (max-width: 768px) {
    body {
        font-size: 12px;
    }
    #header {
        min-width: 40%;
        position: relative;
    }
    #capa .icones > a {
        opacity: 1;
        filter:none;
        -webkit-filter: none;
    }
}

@media screen and (max-width: 500px) {
    .container-overlay {
        background-color: rgba(28, 28, 28, 0.55);
    }
    #ultimos-posts ul > li {
        font-size: 1.25em;
        margin: .75em 0;
    }
    footer {
        font-size: 1.2em;
    }
}