.h1, h1 {
color: #28a745;
}
.bg-info {
        background-color: rgba(0, 50, 0, 0.5);
}

li {
display:inline;
}

a:hover {
  color: #fff;
}

/* Custom default button */
.btn-secondary,
.btn-secondary:hover,
.btn-secondary:focus {
  color: #030;
  text-shadow: none; /* Prevent inheritance from `body` */
  background-color: #fff;
  border: .05rem solid #fff;
        font-weight: 500;
}
button {
padding:0;
margin:0;
}
 
.crtl{
-webkit-appearance: progress-bar-value;
    background-color: #333;

}
 
.edit{
background-color: #444;
}

.locked {
-webkit-appearance: progress-bar-value;
    background-color: #333;

}

/*
 * Base structure
 */

.arena {
height: 65px; 
position:left;
vertical-align:center;
}

.card-body {
background-color: #444;
}

.card-header {
color: #888;
font-size: 20px;
background-color:#333;
}

.card{
background-color: #333;
}

.btn-primary {
        color: #333;
        background-color: #888;
        border-color: rgb(255, 215,0);
        border: 10px;
        font-weight: 500;
        text-shadow: 0 0.05rem 0.1rem rgba(0, 0, 0, .5);
    }

.btn-info {
        color: #333;
        background-color: #888;
        border-color: rgb(255,215,0);
        border: 10px;
        font-weight: 500;
            }

html,
body {
  height: 100%;
  background-color: rgb(230, 230, 0);
  font-weight: 500;
}
Nav {
text-align: center;
}
body {
  display: -ms-flexbox;
  display: flex;
  color: #888;
  text-shadow: 0 .05rem .1rem rgba(0, 0, 0, .5);
  box-shadow: inset 0 0 5rem rgba(0, 0, 0, .5);
  font-weight: 500;
}

.cover-container {
  max-width: 42em;
}


/*
 * Header
 */
.masthead {
  margin-bottom: 2rem;
  color: #28a745;
}

.masthead-brand {
  margin-bottom: 0;
  color: #28a745;
}

.nav-masthead .nav-link {
  padding: .25rem 0;
  font-weight: 700;
  color: rgba(255, 255, 255, .5);
  background-color: transparent;
  border-bottom: .25rem solid transparent;
  color: #28a745;
}

.nav-masthead .nav-link:hover,
.nav-masthead .nav-link:focus {
  color: #28a745;
  border-bottom-color: rgba(255, 255, 255, .25);
}

.nav-masthead .nav-link + .nav-link {
  margin-left: 1rem;
  color: #28a745;
}

.nav-masthead .active {
  color: #fff;
  border-bottom-color: #fff;
  color: #28a745;
}

@media (min-width: 48em) {
  .masthead-brand {
    float: left;
  }
  .nav-masthead {
    float: right;
  }
}


/*
 * Cover
 */
.cover {
  padding: 0 1.5rem;
}
.cover .btn-lg {
  padding: .75rem 1.25rem;
  font-weight: 700;
}


/*
 * Footer
 */
.mastfoot {
  color: #28a745;
}