styles.css

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
canvas {
  display: block;
  position: absolute;
  z-index: -1;
}

body {
  width: 100%;
  height: 100vh;
  background: rgb(0, 0, 42);
  background: linear-gradient(0deg, rgba(0, 0, 42, 1) 0%, rgba(0, 0, 0, 1) 46%);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: 'Exo', sans-serif;
  overflow: hidden;
}
a {
  text-decoration: none;
  color: inherit;
}
header {
  margin: 10px 20px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.logo {
  color: rgb(228, 230, 241);
  position: relative;
  font-size: 1.5rem;
  font-weight: 400;
  margin: 30px;
  letter-spacing: 8px;
}

.logo a span {
  font-size: 2.1rem;
  font-weight: 600;
  letter-spacing: 1px;
}
nav ul {
  display: flex;
  flex-direction: row;
  list-style: none;
}

ul li a {
  color: rgb(228, 230, 241);
  display: inline-block;
  position: relative;
  margin: 20px;
  text-decoration: none;
  font-weight: 500;
  font-size: 1.2rem;
  cursor: pointer;
  padding-bottom: 5px;
}
ul li a:hover,
ul li a:active {
  color: white;
}
ul li a::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  left: 0;
  bottom: 0;
  background-color: rgb(255, 255, 255);
  visibility: hidden;
  transform: scaleX(0);
  transition: all 0.3s ease-in-out 0s;
}
ul li a:hover::before {
  visibility: visible;
  transform: scaleX(1);
}
h2 {
  color: rgb(228, 230, 241);
  margin-bottom: 20px;
}

.main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.container {
  width: 100%;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
}

.map {
  height: 500px;
  width: 550px;
  margin: 0px 20px;
  border-radius: 10px;
}

.info-container {
  width: 270px;
  min-width: 260px;
  margin: 20px;
  background-color: transparent;
  color: #cec8c8;
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.info-list {
  width: 100%;
  list-style-type: none;
  border: 2px solid #cec8c8;
  border-radius: 10px;
}

.info {
  margin: 20px;
  font-weight: 500;
  color: white;
}
.info span {
  font-weight: 400;
  color: #cec8c8;
}
.center {
  width: 180px;
  height: 50px;
  position: relative;
  margin-top: 20px;
}
.btn {
  width: 180px;
  height: 50px;
  cursor: pointer;
  background: transparent;
  border: 1px solid #cec8c8;
  border-radius: 5px;
  outline: none;
  transition: 1s ease-in-out;
}
.btn span {
  color: white;
  font-weight: 500;
  font-size: 1rem;
}
svg {
  position: absolute;
  left: 0;
  top: 0;
  fill: none;
  stroke: #fff;
  stroke-dasharray: 150 480;
  stroke-dashoffset: 150;
  transition: 0.5s ease-in-out;
  z-index: -1;
}
#svg-btn {
  z-index: 1;
}
.btn:hover {
  transition: 0.5s ease-in-out;
  background: rgba(12, 4, 46, 0.767);
}

.btn:hover svg {
  stroke-dashoffset: -480;
}

/* ---- particles.js container ---- */
#particles-js {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  background-image: url('');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: 50% 50%;
}

@media only screen and (max-width: 800px) {
  body {
    height: 100%;
    overflow: scroll;
-webkit-overflow-scrolling: touch;
  }
  canvas {
    height: 100vh;
  }
  header {
    margin: 0px;
  }
  .main {
    margin: 10px 30px;
  }
  .logo {
    font-size: 0.8rem;
    letter-spacing: 3px;
  }
  .logo a span {
    font-size: 1.1rem;
  }
  ul li a {
    font-size: 0.8rem;
  }
  .map {
    width: 320px;
    height: 290px;
    margin: 5px;
  }
  .container {
    flex-direction: column;
  }
  h1 {
    font-size: 2rem;
  }
  h2 {
    color: rgb(228, 230, 241);
    margin-bottom: 5px;
  }
}