html,body{
	height: 100%;
	width: 100%;
	overflow: hidden;
	margin: 0;
	background-image: url("../img/main.jpg");
	background-position: center;
	background-repeat: no-repeat;
	background-size: cover;
	-webkit-tap-highlight-color: transparent;
	/* 性能优化 */
	will-change: auto;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	text-rendering: optimizeSpeed;
}

a:link{color: #FFFFFF}
a:visited{color: #FFFFFF}

.mainrefresh {
    width: 75px;
    position: fixed;
    right: -13px;
    bottom: 10%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999998;
    /* 性能优化 */
    will-change: transform, right;
    transform: translateZ(0);
    backface-visibility: hidden;
}
.jthome {
    width: 75px;
    position: fixed;
    right: -13px;
    bottom: 24%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999998;
    /* 性能优化 */
    will-change: transform, right;
    transform: translateZ(0);
    backface-visibility: hidden;
}
.jtdownload {
    width: 75px;
    position: fixed;
    right: -13px;
    bottom: 24%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999998;
    /* 性能优化 */
    will-change: transform, right;
    transform: translateZ(0);
    backface-visibility: hidden;
}
.jtofficial {
    width: 75px;
    position: fixed;
    right: -13px;
    bottom: 38%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999998;
    /* 性能优化 */
    will-change: transform, right;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.jtplaybill {
    width: 75px;
    position: fixed;
    right: -13px;
    bottom: 52%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999998;
    /* 性能优化 */
    will-change: transform, right;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.mainrefresh:hover {
  /* 使用transform代替right属性以获得更好的性能 */
  transform: translateX(-13px) translateZ(0);
}

.jthome:hover {
  /* 使用transform代替right属性以获得更好的性能 */
  transform: translateX(-13px) translateZ(0);
}
.jtofficial:hover {
  /* 使用transform代替right属性以获得更好的性能 */
  transform: translateX(-13px) translateZ(0);
}
.jtplaybill:hover {
  /* 使用transform代替right属性以获得更好的性能 */
  transform: translateX(-13px) translateZ(0);
}
/* 鼠标设备的hover效果 */
@media (hover: hover) and (pointer: fine) {
    .jtdownload:hover {
        /* 使用transform代替right属性以获得更好的性能 */
        transform: translateX(-13px) translateZ(0);
    }
}

/* 触屏设备的点击效果 */
@media (hover: none) and (pointer: coarse) {
    .jtdownload:active {
        /* 触屏点击时的动画效果，与hover相同 */
        transform: translateX(-13px) translateZ(0);
        transition: all 0.1s cubic-bezier(0.4, 0, 0.2, 1);
    }
}

#button1{
    outline: none;
    -webkit-tap-highlight-color: transparent;
    /* 性能优化 */
    will-change: auto;
    transform: translateZ(0);
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}
/** xgplayer-skin-default为默认皮肤 xgplayer-enter为启动皮肤**/
.xgplayer-skin-default, .xgplayer-enter{
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url("../img/main.jpg") !important;
	background-repeat: no-repeat !important;
	background-size: cover !important;
	background-position: center !important;
	/* 性能优化 */
	will-change: auto !important;
	transform: translateZ(0) !important;
}
.xgplayer-progress-played{
    background-image: linear-gradient(-90deg,#1121c1,#556fb5) !important;
}
.xgplayer-progress-btn{
    background: url('../img/progressbtn.png') no-repeat center / contain !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    /* 进度条图案大小及top */
    width: 30px !important;
    height: 30px !important;
    top: -15px !important;
}
.xgplayer-controls{
    background-image: linear-gradient(180deg,transparent,rgba(27,52,110,.37),rgba(27,52,110,.75),rgba(27,52,110,.75)) !important;
}
/* xgplayer-time 样式：当内容被替换为"正在直播"时的样式优化 */
.xgplayer-time[data-live-replaced="true"] {
    /* 可以在这里添加特殊样式，比如颜色、字体等 */
    color: #ff6b6b;
    font-weight: bold;
}

/* iframe优化样式 */
/* 阿里播放器容器在多播放器页面的默认行为，避免全屏覆盖 */
.prism-player {
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
    height: 100%;
    z-index: auto;
    background: transparent;
}

.prism-player iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: auto;
    border: none;
    transition: opacity 0.3s ease;
    background: transparent;
    transform: translateZ(0);
    will-change: opacity;
    backface-visibility: hidden;
}

/* 移动设备特殊处理 */
@media screen and (max-width: 768px) {
    .prism-player { height: 100% !important; }
    .prism-player iframe { height: 100% !important; }
}

@media (max-width: 1024px) {
    
    .mainrefresh {
        width: 68px;
    }
    .jthome {
        width: 68px;
    }
    .jtdownload {
        width: 68px;
    }
    .jtofficial {
        width: 68px;
    }
    .jtplaybill {
        width: 68px;
    }

}

@media (max-width: 768px) {
    
    .mainrefresh {
        width: 55px;
    }
    .jthome {
        width: 55px;
    }
    .jtdownload {
        width: 55px;
    }
    .jtofficial {
        width: 55px;
    }
    .jtplaybill {
        width: 55px;
    }

}