/* Estilos generales */
:root {
  --colorone: rgb(29, 108, 212);
  --colortwo: rgb(40, 124, 202);
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background-color: #e6f0ff;
  color: var(--colortwo);
}
header {
  width: 100%;
  height: 20%;
  z-index: 3;
  border-bottom: double var(--colorone) 4px;
  background-color: white;
  position: fixed;
  margin: 0 auto;
}
header > h1 {
  position: relative;
  top: 30%;
  margin-left: 15px;
}
header {
  background-image: url(https://ivrea.com.ar/onepiece/logoonepiece.jpg);
  background-position: center;
  background-repeat: no-repeat;
}
.content {
  width: 100%;
  position: absolute;
  top: 23%;
  border-bottom: double var(--colorone) 4px;
  border-top: double var(--colorone) 4px;
}

.content > * {
  margin-left: 15px;
  margin-bottom: 10px;
}

.sidebar {
  position: absolute;
  top: 41%;
  left: 90%;
  display: inline-block;
  margin-bottom: 5px;
  width: 8%;
  height: 23%;
  border: double 3px;
}
.sidebar > h3 {
  text-align: center;
}
.Yonkous {
  list-style-type: none;
  padding-left: 6px;
}

.features {
  position: absolute;
  top: 66%;
  border-bottom: double var(--colorone) 4px;
  border-top: double var(--colorone) 4px;
}
.features > * {
  margin-left: 15px;
}

footer {
  position: absolute;
  left: 0;
  right: 0;
  text-align: center;
  margin: 0 auto;
  width: 20%;
  height: 5%;
  border: 4px groove var(--colorone);
  bottom: -40%;
}