body {
    color: #090;
    font-family: "Lucida Console", Monaco, monospace;
    font-size: 16px;
    margin: auto;
    overflow: auto;
    background: linear-gradient(315deg, #135 3%, #113b55 38%, #082435 68%, #112955 98%);
    animation: gradient 15s ease infinite;
    background-size: 400% 400%;
    background-attachment: fixed;
}
@keyframes gradient {
    0% {
        background-position: 0% 0%;
    }
    50% {
        background-position: 100% 100%;
    }
    100% {
        background-position: 0% 0%;
    }
}
.wave {
    background: rgb(34 188 197 / 20%);
    border-radius: 1000% 1000% 0 0;
    position: fixed;
    width: 200%;
    height: 12em;
    animation: wave 10s -3s linear infinite;
    transform: translate3d(0, 0, 0);
    opacity: 0.8;
    bottom: 0;
    left: 0;
    z-index: -1;
}
.wave:nth-of-type(2) {
    bottom: -1.25em;
    animation: wave 18s linear reverse infinite;
    opacity: 0.8;
}
.wave:nth-of-type(3) {
    bottom: -2.5em;
    animation: wave 20s -1s reverse infinite;
    opacity: 0.9;
}
h1 {
  font-size: 50px;
}

@keyframes wave {
    2% {
        transform: translateX(1);
    }

    25% {
        transform: translateX(-25%);
    }

    50% {
        transform: translateX(-50%);
    }

    75% {
        transform: translateX(-25%);
    }

    100% {
        transform: translateX(1);
    }
}
body.alt {
    background-color: #135;
    color: #000;
}
div.content {
    margin-top: 50px;
    margin-left: auto;
    margin-right: auto;
    overflow: auto;
    width: 800px;
    font-weight: bold;
}
a,a:visited,a:active,a:hover {
    color: #090;
    text-decoration: none;
}
.box {
    border: .5em solid #090;
    -webkit-box-orient: vertical;
    -webkit-box-align: center;
    -moz-box-orient: vertical;
    -moz-box-align: center;
    display: block;
    box-orient: vertical;
    box-align: center;
    width: 800px;
    height: auto;
    margin: auto;
    padding: 10px;
    word-wrap: break-word;
    text-overflow: ellipsis;
}
.activities {
    -webkit-box-flex: 2;
    -moz-box-flex: 2;
    box-flex: 2;
    width:100%;
}
.activity {
    margin: 10px;
}
div.activity > div > img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    margin-top: 5px;
}
img.cover {
    width: 800px;
    margin-bottom: 15px;
}
header {
    padding:2px 5px;
    font-size:100%;
    width: 400px;
    margin: auto;
    text-align: center
}

header h1.logo {
    margin:6px 0;
    padding:0;
    cursor:pointer;
    font-size:24px;
    line-height:20px;
}
article {
    position: absolute;
    left: 50%;
    top: 50%;
}
article {
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}
.command {
    position: fixed;
    top: 0;
    left: 0;
}