@font-face {
    font-family: sofia;
    src: url(fonts/sofiapro-light.otf);
}
:root {
    --darkBackground:#12181b;
    --fontColor:#b2becd;
    --panelBackground: #2a2e35;
    --buttonColor: #E9C46A;
    --buttonHover: #F4A261;
    --lightColor: #fff;
}
html, body{
    font-family:sofia;
    background-color: var(--darkBackground);
    color: var(--fontColor);
    height:100%;
    font-size: 16px;
}
.panel{
    background: url(https://images.unsplash.com/photo-1610733099270-0960608da9fc?ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&ixlib=rb-1.2.1&auto=format&fit=crop&w=1764&q=80);
    width: 100%;
    height: 100%;
    margin: 0px auto 0px auto;
    display: flex;
    text-align: center;
    padding: 0;
    flex-wrap: nowrap;
    background-size: cover;
    flex-direction: column;
}
.panel h1{
    font-size: 2rem;
    margin: 0px;
    padding: 3rem 5rem 0px 5rem;
    color: var(--lightColor);
    font-weight: bold;
}
.panel-body{
    display: flex;
    flex-direction: row;
    height:100%;
    align-items: center;
}
.panel-body .left, .panel-body .right{
    flex-grow: 2;
}
.panel-body .center{
    flex-grow: 6;
    overflow: hidden;
}
.btn{
    border: 0px;
    padding:1rem;
    display: flex;
    margin: 0 auto;
    cursor: pointer;
    background: none;
    border: 1px solid #f3f3f3;
    color: #fff;
    min-width: 50%;
    justify-content: center;
}
.btn svg{
    margin: 0 5px 0px 0px;
}
.center{
    font-size:5rem;
}
#counter, #newCounter{
    display: block;
    transition: all 0.2s ease;
    -webkit-transition: all 0.2s ease;
    -moz-transition: all 0.2s ease;
}
.btn:visited{
    background-color:yellow
}