.page-center {
    position: absolute;
    left: 50%;
    top: 50%;
    top: calc(50% - 83px);
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

.start-loading {
    position: absolute;
    z-index: 50000;
    text-align: center;
    width: 100%;
    display: table;
    height: 100%;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
}

.grey-gradient {
    /* Permalink - use to edit and share this gradient: http://colorzilla.com/gradient-editor/#e3e9f0+0,f2f8ff+100 */
    background: #e3e9f0; /* Old browsers */
    background: -moz-linear-gradient(top,  #e3e9f0 0%, #f2f8ff 100%); /* FF3.6-15 */
    background: -webkit-linear-gradient(top,  #e3e9f0 0%,#f2f8ff 100%); /* Chrome10-25,Safari5.1-6 */
    background: linear-gradient(to bottom,  #e3e9f0 0%,#f2f8ff 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
    /*filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#e3e9f0', endColorstr='#f2f8ff',GradientType=0 ); !* IE6-9 *!*/
}

.start-loading .top-slogan {
    font-family:  'DINWeb-Bold', sans-serif;
    color: #11568b;
    font-size: 18px;
    font-size: 4vw;
    position: absolute;
    width: 100%;
    top: 20px;
}

.start-loading .logo-wrapper {
    width: 100%;
    -webkit-transform-style: preserve-3d;
    -moz-transform-style: preserve-3d;
    transform-style: preserve-3d;
    min-height: 100%;
    min-height: 100vh;
}

.start-loading .logo {
    background-image: url('/app/_imgs/logo/7-symbols-of-peace-026190011204879b56520b1086b9f79f.png');
    background-repeat: no-repeat;
    background-position: center center;
    width: 248px;
    height: 83px;
    background-size: 100% auto;
    margin: 0 auto;
}

.start-loading .loading-animation {
    position: absolute;
    width: 100%;
    bottom: 30px;
    height: auto;
    top: auto;
}

@media only screen and (min-width: 420px) and (min-height: 420px) {

}

@media only screen and (min-height: 420px) {
    .start-loading .loading-animation {
        bottom: 60px;
    }
    .start-loading .top-slogan {
        top: 40px;
    }
}

@media only screen and (min-height: 500px) {
    .start-loading .loading-animation {
        bottom: 100px;
    }
}

@media only screen and (max-width: 420px) {
    .start-loading .top-slogan {
        font-size: 24px;
        font-size: 6vw;
    }
}

.loader:before,
.loader:after,
.loader {
    border-radius: 50%;
    width: 2em;
    height: 2em;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
    -webkit-animation: load7 1.8s infinite ease-in-out;
    animation: load7 1.8s infinite ease-in-out;
}
.loader {
    font-size: 10px;
    margin: 20px auto;
    position: relative;
    text-indent: -9999em;
    -webkit-transform: translateZ(0);
    -ms-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-animation-delay: -0.16s;
    animation-delay: -0.16s;
}
.loader:before {
    left: -3em;
    -webkit-animation-delay: -0.32s;
    animation-delay: -0.32s;
}
.loader:after {
    left: 3em;
}
.loader:before,
.loader:after {
    content: '';
    position: absolute;
    top: 0;
}
@-webkit-keyframes load7 {
    0%,
    80%,
    100% {
        box-shadow: 0 2.5em 0 -1.3em #11568b;
    }
    40% {
        box-shadow: 0 2.5em 0 0 #11568b;
    }
}
@keyframes load7 {
    0%,
    80%,
    100% {
        box-shadow: 0 2.5em 0 -1.3em #11568b;
    }
    40% {
        box-shadow: 0 2.5em 0 0 #11568b;
    }
}