:root {
  --main-color: rgba(25, 27, 50, 1);
  --bg-image-w-h-ratio: 1.5;
  --color-over-image-offset: -66vw;
}

html, body {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  position: relative;
}

body {
  background: 
    linear-gradient(#424672 0, transparent 250px),
    linear-gradient(
      var(--main-color) 0, 
      var(--main-color) calc(100% - 66.7vw + var(--color-over-image-offset)), 
      transparent calc(100% - 66.7vw + var(--color-over-image-offset) + 250px), 
      transparent 100%
    ), 
    url('../images/bg.jpg') 50% 100% no-repeat;
  background-size: auto, auto, 300% auto;
  color: #fff;
  font: 400 16px/1.875 Montserrat, sans-serif;
  min-height: 100%;
  padding: 20px;
}

div {
  box-sizing: border-box;
  height: calc(100% - 66.7vw + 150px);
  /* height: 100%; */
  left: 0;
  position: absolute;
  top: 0;
  width: 100%;
}

main {
  margin: 0 auto;
}

h1 {
  font-size: 24px;
  font-weight: 400;
  line-height: normal;
  margin: 1em 0 2em;
  text-align: center;
}

p:not(:last-child) {
  margin-bottom: 2em;
}

h2 {
  font-size: 30px;
  font-weight: bold;
  margin: 1em 0;
  text-transform: uppercase;
}

p strong {
  color: #c6c6f1;
}

ul {
  display: flex;
  flex-direction: column;
  font-size: 0;
  justify-content: center;
  list-style-type: none;
  padding: 0;
}

li {
  margin: 0 0 40px;
  text-align: center;
}

li span.avatar {
  background: rgba(0, 0, 0, .2);
  backdrop-filter: blur(5px);
  border: 12px solid #000;
  border-radius: 100%;
  box-sizing: border-box;
  display: inline-block;
  height: 250px;
  overflow: hidden;
  width: 250px;
}

li span.avatar img {
  height: auto;
  max-width: 100%;
}

li h3 {
  font-size: 24px;
  font-weight: 400;
  line-height: 1.2;
  margin: 30px 0 0;
  text-align: center;
}

li h3 strong {
  display: block;
  font-size: 18px;
  font-weight: 400;
}

li h3 a {
  color: #fff;
  text-decoration: none;
}

.donate {
  background: rgba(0,0,0,.33);
  margin: 100px 0;
  padding: 30px;
  text-align: center;
}
.donate a {
  background: #9897c9 url(../red_logo.png) no-repeat 37px;
  border-radius: 2px;
  box-shadow: 0 1px 0 0 #43426b;
  color: #fff;
  display: inline-block;
  font-family: Verdana, sans-serif;
  font-size: 16px;
  padding: 15px 38px 15px 75px;
  text-decoration: none;
  text-shadow: 0 1px rgba(0, 0, 0, 0.3);
  transition: background .2s ease;
}
.donate a:hover {
  background-color: #7c7bad;
}

@media (min-width: 768px) {
  :root {
    --color-over-image-offset: 200px;
  }
  body {
    background: linear-gradient(var(--main-color) 0, var(--main-color) calc(100% - 66.7vw + var(--color-over-image-offset)), transparent calc(100% - 66.7vw + var(--color-over-image-offset) + 250px), transparent 100%), url('../images/bg.jpg') 50% 100% no-repeat;
    background-size: auto, 100% auto;
    margin-bottom: 300px;
  }
  main {
    max-width: 700px;
  }
  h1 {
    font-size: 36px;
    margin: 3em 0 2em;
  }
  h2 {
    font-size: 48px;
  }
  ul {
    align-items: flex-start;
    flex-direction: row;
    justify-content: start;
  }
  li {
    margin: 0 40px;
  }
  li span.avatar {
    height: 150px;
    width: 150px;
  }
}

@media (min-width: 1000px) {
  main {
    max-width: 900px;
  }
  li span.avatar {
    height: 212px;
    width: 212px;
  }
}

@media (min-width: 1400px) {
  main {
    max-width: 1200px;
    text-shadow: 0 0 10px rgba(0, 0, 0, .8);
  }
}