@charset "UTF-8";
body {
    background-color: #f6d03f;
}
.wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}
.intro-header {
    text-align: center;
    padding: 0 30px;
    margin: 40px 0 60px 0;
}
.intro-header .title {
    font-size: 4.375em;
}
.intro-header .text {
    font-size: 1.875em;
}
.intro-body {
    padding: 0 15px;
}
.intro-body .line {
    border-top: 1px solid rgba(0,0,0,.5);
}
.start-title {
    position: relative;
    text-align: center;
    margin-bottom: 30px;
}
.start-title .title {
    position: relative;
    display: inline-block;
    font-size: 1em;
    margin: 0 auto;
    padding: 5px 10px;
    color: rgba(0,0,0,.6);
    background-color: #f6d03f;
    z-index: 2;
}
.start-title .line {
    position: absolute;
    top: -3px;
    left: 0;
    right: 0;
}
.btn-intro {
    display: block;
    width: 100%;
    font-size: 1.250em;
    font-weight: bold;
    text-align: center;
    line-height: 1.250em;
    padding: 25px 5px;
    color: #333333;
    background-color: #ffffff;
    border-radius: 20px;
    box-shadow: 0 0 15px rgba(0,0,0,.1);
}
.btn-intro:hover,
.btn-intro:focus {
    color: #000000;
    background-color: #ffffff;
    box-shadow: 0 0 20px rgba(0,0,0,.6);
}
.footer {
    text-align: center;
    padding: 20px;
}
.footer p {
    color: rgba(0,0,0,.4);
    font-size: 0.750em;
}

@media screen and (max-width: 768px) {  /* mobile */
    .intro-header { text-align: left; margin-top: 60px; }
}