.cssload-box-loading {
    width: 49px;
    height: 49px;
    margin: auto;
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
}

.cssload-box-loading:before {
    content: 'F';
    width: 49px;
    height: 5px;
    background: rgb(0,0,0);
    opacity: 0.1;
    position: absolute;
    top: 58px;
    left: 0;
    border-radius: 50%;
    animation: shadow 0.58s linear infinite;
    -o-animation: shadow 0.58s linear infinite;
    -ms-animation: shadow 0.58s linear infinite;
    -webkit-animation: shadow 0.58s linear infinite;
    -moz-animation: shadow 0.58s linear infinite;
 
}

.cssload-box-loading:after {
    content: 'F';
    width: 49px;
    height: 49px;
    background: rgba(80,170,178,0.95);
    position: absolute;
    top: 0;
    left: 0;
    border-radius: 3px;
    animation: cssload-animate 0.58s linear infinite;
    -o-animation: cssload-animate 0.58s linear infinite;
    -ms-animation: cssload-animate 0.58s linear infinite;
    -webkit-animation: cssload-animate 0.58s linear infinite;
    -moz-animation: cssload-animate 0.58s linear infinite;
	  align-items: center;
    justify-content: center;
	  font-size: 36px; /* Harfin boyutunu artırdık */
    color: white; /* Harfin rengini ayarlamak için */
    font-weight: 50; /* Harfi kalınlaştırdık */
}

/* Harfi eklemek için yeni kısım */
.cssload-box-loading:after::before {
    content: 'F';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px; /* Harfin boyutunu ayarlamak için */
    color: white; /* Harfin rengini ayarlamak için */
	 font-weight: 300; /* Harfi incelttik */
}

@keyframes cssload-animate {
    17% {
        border-bottom-right-radius: 3px;
    }
    25% {
        transform: translateY(9px) rotate(22.5deg);
    }
    50% {
        transform: translateY(18px) scale(1, 0.9) rotate(45deg);
        border-bottom-right-radius: 39px;
    }
    75% {
        transform: translateY(9px) rotate(67.5deg);
    }
    100% {
        transform: translateY(0) rotate(90deg);
    }
}

@keyframes shadow {
    0%,
    100% {
        transform: scale(1, 1);
    }
    50% {
        transform: scale(1.2, 1);
    }
}