* {
  text-decoration: none;
}

body {
  background-color: #000000;
  color: #FFFFFF;
  font-family: arial, sans-serif;
  margin-left: 16px;
  margin-bottom: 200px;
}

.navbar {
  font-family: arial, sans-serif;
}

.navdiv {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo a {
  font-family: arial, sans-serif;
  font-style: normal;
  color: #FFFFFF;
}

.titleBoom {
  text-align: center;
  margin-top: 20px;
  font-size: 24px;
  font-style: normal;
  font-weight: bold;
}

.box {
  background-color: #000000;
  width: 100%;
  height: auto;
}

.boxchild {
  width: 380px;
  height: auto;
  font-family: arial, sans-serif;
  color: #000000;
  text-align: center;
  padding-left: 6px;
  border-radius: 25px;
  background-color: #FFFFFF;
}

/* using flex */

.box {
  width: 100%;
  height: auto;
  display: flex;
  justify-content: center;
  margin-top: 10px;
}

.screen {
  max-width: 100%;
  height: 790px;
  border-radius: 30px;
  border: solid 3px rgb(128, 128, 128);
  object-fit: fill;
}

/* content text margin/alignment */
.content {
  margin-top: 0px;
  margin: 2px;
  text-align: center;
}

.footer {
  padding-top: 180px;
  color: #969696;
  text-align: center;
}