html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, font, img, ins, kbd, q, s, samp,
small, strike, strong, tt, var,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td {margin: 0; padding: 0; border: 0; outline: 0; font-weight: inherit; font-style: inherit; font-family: inherit; vertical-align: baseline; text-decoration: none;}

:focus {	outline: 0;}
ol, ul {list-style: none;}

* {-moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; -webkit-font-smoothing: antialiased; font-smooth: antialiased; -moz-osx-font-smoothing: antialiased}
html {scroll-behavior: smooth; height: -webkit-fill-available;}
body {
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  line-height: 1.5;
  font-weight: 300;
  background-color: #2b343a;
}

#wrapper {min-height: 100vh; display: flex; justify-content: center; flex-direction: column; padding: 2em}

.main-area {display: flex; flex-wrap: nowrap; justify-content: center; gap: 3em; width: 100%; margin: 0 auto; height: 600px}
.main-area a {aspect-ratio: 9 / 16; background-size: cover; border-radius: 25px; overflow: hidden; border: 1px solid #474f54; }

.main-area a .content-area {display: flex; justify-content: flex-end; width: 100%; height: 100%; flex-direction: column; padding: 2em; color: #fff; background: linear-gradient(180deg,rgba(0, 0, 0, 0) 0%, rgba(51, 60, 66, 0.9) 85%);}
.main-area a .content-area h2 {font-weight: 900; text-align: center; margin: 0 0 1em 0; font-size: 2em}
.main-area a .content-area p {font-weight: 500; text-align: center; font-size: 1.1em; line-height: 1.3; margin-bottom: 2em}
.main-area a .content-area span {font-size: 1em; color: #fff; text-align: center; font-weight: 600; display: inline-block; padding: 7px 14px; outline: 1px solid #fff; border-radius: 15px; margin-bottom: 20%}
.main-area a:hover {border-color: #5a6165}
.main-area a:hover .content-area span {outline: 2px solid #fff}

.main-area a#box-training {background: url(img/bg-training.jpg); background-size: cover}
.main-area a#box-gaming {background: url(img/bg-gaming.jpg); background-size: cover}
.main-area a#box-traveling {background: url(img/bg-traveling.jpg); background-size: cover}


#main-footer {background: rgba(0,0,0,0.5); display: block; text-align: center; width: 100%; font-size: 0.6em; color: #fff; padding: 15px 0}



@media only screen and (max-width: 1110px) {
  .main-area a .content-area span {font-size: 0.7em}
}

@media only screen and (max-width: 900px) {
  .main-area {flex-direction: column; justify-content: flex-start; gap: 2em; width: 100%; margin: 0 auto; height: auto}
  .main-area a {max-width: 340px; margin: 0 auto}
  .main-area a .content-area span {font-size: 0.9em}
}

@media only screen and (max-width: 570px) {

}