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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">/ g, K9 q+ B1 `
- Label for your tooltip5 D# ?5 ~' Q, J* \# O7 [8 k5 `
- </span>
复制代码CSS代码: - .tooltip-toggle {% d: n6 Q6 H1 U' r4 u
- cursor: pointer;/ a- P9 t+ \( e5 ?
- position: relative;6 [+ T" i/ c/ W
- }7 \3 a2 ~3 m3 h4 z6 y$ \
- .tooltip-toggle svg {
+ E& N, D. x: {: G% G5 y: ^0 Q - height: 18px;
0 V: x& y2 B" [7 ` - width: 18px;5 {6 H9 r. L( c4 }
- padding-right: 0.5rem;
/ j. E* O( Y* X8 n" ~( n- ?0 F8 j - }
; i$ ^( K% \2 H/ F7 q - .tooltip-toggle::before {% `& @* A. Y" }
- position: absolute;
0 e& W" J9 P+ Y( u - top: -80px;( V0 {* j- g' @( Q( Z
- left: -80px;, i' ?( k7 C6 _: g8 a
- background-color: #2B222A;
2 |4 c: J- |. W3 j: s2 m - border-radius: 5px;
: S" D! N a. Q0 y; ?3 M( l - color: #fff;
* p1 J5 i5 h1 ^/ }; i& F - content: attr(data-tooltip);
2 m* [$ ]# i! s: Q - padding: 1rem;
; `! R& X4 b2 F7 x9 i - text-transform: none;, J- ]7 b* n m ?: x0 ?8 w
- -webkit-transition: all 0.5s ease;5 F2 l4 I; }: M& q2 d
- transition: all 0.5s ease;% @5 h! J7 y/ v% c
- width: 160px;
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- .tooltip-toggle::after {- y7 R5 T* K. V8 E) ]: G
- position: absolute;* i$ W( ~' b4 G y Q6 e7 w
- top: -12px;
: j. s* C8 G; M" q, O2 X8 e - left: 9px;* M! G- b2 F; t6 q' p5 F* t: S
- border-left: 5px solid transparent;0 d0 C$ ~% T. J9 R. ?
- border-right: 5px solid transparent;
3 R9 C) O' N2 n! p: }7 @5 g - border-top: 5px solid #2B222A;
! F1 V* |4 C) \! s9 ?; v* O - content: " ";
9 R; u# p1 ~! w+ {$ T; Z - font-size: 0;
1 p( t9 Q9 I+ ~$ I - line-height: 0;$ _" c3 i' _ R$ W% [
- margin-left: -5px;$ `0 g: x# }5 m8 Z
- width: 0;( K1 n) f$ v$ ]' f
- }
9 [6 K1 Q) g9 g+ i, j; R6 `: T - .tooltip-toggle::before, .tooltip-toggle::after {! z9 I& j8 B7 v2 w
- color: #efefef;/ ]! x1 S6 u2 U0 B, f8 P
- font-family: monospace;- I; J2 W4 K; _* ^
- font-size: 16px;
! N4 ~/ w7 |5 `9 E - opacity: 0;; g; j* Z5 b, G9 v
- pointer-events: none;
% D5 z; [2 k% q' Z - text-align: center;
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5 X( w) G; j* z v) Q - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 S6 S n5 d6 i) K. j; w
- opacity: 1;! R1 D$ M, A+ B$ _
- -webkit-transition: all 0.75s ease;
) d. K! }* g _" }; \! n7 ^3 q - transition: all 0.75s ease;
0 ?# D* w4 C; L( S - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">5 V6 a% L& H2 M+ B0 z' G; i- }) ?
- <ul class="nav-items">
# q9 K8 j3 K H# p, X - <!-- Navigation -->
+ F& o( E0 @, A2 Q0 V - <li class="nav-item"><a href="#">Home</a></li>0 U& \3 s& V) T- _
- <li class="nav-item"><a href="#">About</a></li>
: b5 _7 Y9 @# i; Q; ~ - <li class="nav-item"><a href="#">Contact</a></li>$ r- e3 P n, Y! V
- <!-- Dropdown menu -->
! p0 Z- \! {, f1 E" P; w1 ~' T - <li class="nav-item nav-item-dropdown">' @( P2 B) T+ b, R: a/ f
- <a class="dropdown-trigger" href="#">Settings</a>& p `" n& I, C2 {; p6 U
- <ul class="dropdown-menu">4 o2 O) d z( U6 p9 L6 C5 I4 W
- <li class="dropdown-menu-item">3 }; s7 \- X9 L+ G
- <a href="#">Dropdown Item 1</a>
+ ~: E0 q* j' L& L, y0 q - </li>% n+ b: ]) O1 @/ _% r7 e
- <li class="dropdown-menu-item">4 p! S U" M7 n2 ]+ X7 m
- <a href="#">Dropdown Item 2</a>4 g: ?. c2 D; N4 h4 e3 Z
- </li>8 C2 j& f* @7 s* w# X8 J3 o- }
- <li class="dropdown-menu-item">
* g+ d$ Y& O/ _ - <a href="#">Dropdown Item 3</a>
1 c% |' k) T1 d2 T, N# B) [* e - </li>
" \, |% W7 D: d( a - </ul># [9 x% H& L: s
- </li>
. k9 f4 @5 V8 ?( j - </ul>
& |9 h( P- y( Z4 }7 P. a! ^ - </div>
复制代码对应的CSS代码如下: - .nav-container {& k% {0 ~8 _5 z% k/ M- D# @3 J2 u* }
- background-color: #fff;2 T" A5 E7 D$ ?
- border-radius: 4px;
v8 |! I9 {7 N% k# q" Z) c6 n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 `# L2 d b% h Y: t! j
- padding: 1em;
0 ^( H& G. d: N$ m' V) [ - border: 1px solid #eee;
. G" ?" T/ K5 N4 H3 K6 Q) C8 L' n - display: block;! }* k. `4 K+ ~" n6 a
- max-width: 400px;
9 X% ?* r3 N2 Y6 f9 _% O - margin: 0 auto;, k* J) s1 h2 X
- text-align: center;
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. h1 R, P" F M. J) k' D* E/ [ - ul,
+ w8 D' a' q7 S5 l, a - li {: A+ S2 k8 G2 T$ u! i- A. G c! d
- list-style: none;
& N' s8 A, i3 ]9 N9 ?, [ - -webkit-padding-start: 0;
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# x. v5 L; M3 {- P4 M# p - a {
8 e( i1 t$ e7 D9 U: Q/ ?' M - text-decoration: none;8 G) v3 g! I$ _' H" ^; z. Q% F
- color: #ED3E44;: D& x9 E8 c3 c6 ?& D j t/ r
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- .nav-item {" j% |5 c0 c0 \: v& B
- padding: 1em;- Q/ ]$ ~! n5 g" y
- display: inline;
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- .nav-item-dropdown {
) _. S6 E/ ]% F8 p/ l7 o" r. j - position: relative;5 C+ O l. K F s' v& e
- }
; ?! n" {/ P) {8 T1 I# o7 n - .nav-item-dropdown:hover > .dropdown-menu {
. f9 Q8 N4 |* C - display: block;
0 j& } {- ^* V - opacity: 1;$ q/ q9 {# O! \6 c1 g( ]! ]
- }
0 f1 ` l `/ m6 y( \4 I" s - .dropdown-trigger {4 O) C) h$ _: b/ B4 w4 k
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
8 I) E$ @2 N7 m, W - display: block;
; [2 H* n. Z0 m, H5 |2 q - opacity: 1;" J5 O6 I3 r( c8 Z1 |
- }
7 z1 w5 \% O/ ^1 ~1 r4 T. t5 m - .dropdown-trigger::after {' G$ t' S( t3 T% r, i: V3 S8 C `1 _
- content: "›";2 }6 o1 J! [8 @
- position: absolute;; o, v4 r8 ?( |" r* h* I
- color: #ED3E44;
6 c/ [& ^: b8 v - font-size: 24px;
" ~. S. K' f9 M9 a8 u; B9 w - font-weight: bold;' m' B7 c# B) O& s
- -webkit-transform: rotate(90deg);2 w# n, p! P8 J6 x/ d8 I
- transform: rotate(90deg);2 r* `2 u( T/ N% Z: h* R" _
- top: -5px;
) |: E, D9 m5 t2 O: K - right: -15px;- X$ R- w! A+ d* w! `+ x
- }
3 z0 x7 [6 v6 r3 H8 k5 \ - .dropdown-menu {
2 f* B* y8 p/ o8 T' ?% } { - background-color: #ED3E44;
8 y; B, Z/ H4 L - display: inline-block;, |. S2 ]6 ^1 G8 L( j/ s- x$ L
- text-align: right;
9 [% |8 i7 c7 u w. x4 j+ a - position: absolute;, i4 n) J" B5 j9 I5 z9 q- U
- top: 2.5rem;; K$ d8 w, R6 E3 _+ h4 ]# J6 u
- right: -10px;, Z) Z& o0 W; V* K1 a. E+ W0 I" M
- display: none;5 e: ?$ U( O. S4 V$ R$ \
- opacity: 0;
1 Z5 b+ ]- F9 N% G1 t, ?9 m; A6 x - -webkit-transition: opacity 0.5s ease;% i7 M4 p. W: x+ o7 N- x' {
- transition: opacity 0.5s ease;
) G A2 E( _4 \: k! G - width: 160px;
: M: m( w0 c J. m - }, J5 I" Q) o; }$ v7 @
- .dropdown-menu a {" `1 f! Y. d- M! [! J& E5 \
- color: #fff;
$ E' [7 y4 m% {' U: F - }
2 ~: u0 N9 W% h+ x7 `. P1 E+ P - .dropdown-menu-item {# d, W& [" h% H1 O8 x2 b& n
- cursor: pointer;
! u6 I( M: r/ T, N0 P2 s7 v - padding: 1em;! A$ u G% R. R8 B3 O
- text-align: center;3 z0 T: n# ~; r, M2 y; B
- }, H% K7 F2 `: }% z( `
- .dropdown-menu-item:hover {0 v: d) F) v% ~% r' c$ t
- background-color: #eb272d;
/ H8 @! _/ _+ q* g: H9 k, u; Z - }
复制代码 # D0 s2 \! c- B- W
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
' @# ?7 z! S4 R. W- I - <!-- Checkbox toggle -->+ i' k: L% B, p* m/ u- o
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">+ o7 x. T' }) W; \. [
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) I4 W7 ]5 p; ^- h3 M6 N5 I% {9 L
- <!-- Content to toggle from www.mfbuluo.com-->2 W% b0 a1 R9 T5 e( [
- <div role="toggle" class="toggle-content">
$ v. m/ ]* l! l" \8 r2 C L: P - BA-NA-NA-NA!6 }6 u$ a! x2 c: b( {6 {7 i
- </div>( W6 @7 H7 ]+ _
- </div>
复制代码CSS代码内容如下: - .toggle {
! w! C8 s/ f/ I, {* e! \" M - margin: 0 auto;# Y3 {% w6 r, g4 q; a
- max-width: 400px;0 @. L, v6 S4 G# H9 T
- }) D) F" m5 ~3 B0 ~/ U7 @
- .toggle-label {. @# \2 C/ _# h0 T/ [
- font-size: 16px;
+ U8 c0 W5 ~3 u7 j' w2 }% i8 {/ D - background: #fff;2 n- q: a3 I- M3 H
- padding: 1em;. Q. F6 l& U2 e# ?
- cursor: pointer;- }: u/ ?' G: ^( S7 Y0 Q
- display: block;
7 q5 x, I2 E. \0 `5 A8 G - margin: 0 auto 1em;
% J* N/ V0 F' k% z% [ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" W7 z' u1 h# C" B5 G$ ~
- border-radius: 4px;
' F9 y- {6 P) u; }1 D8 ?7 N* g - }. A2 |! H1 e7 o6 D, L: t {7 e/ b
- .toggle-label:after {
* S' Z0 k* a( Y, k) s: V! v& q+ y - color: #ED3E44;
2 O& u$ z. p% b$ Z0 {3 n - content: "+";; Z4 j6 i+ S( S4 j% ^
- float: right;, ?# j: _; }# w' P$ `- P4 i: Y
- font-weight: bold;
. ~' o5 \6 u- X) Q% Z7 W - }- n) m- _/ t6 H$ m& v; Q
- .toggle-content {" W/ i R0 i& I5 P- s% q
- color: #B0B3C2;
4 f# d1 K4 Q6 S5 | e9 k - font-family: monospace;6 Z z! |; X7 q& [
- font-size: 16px;
/ o$ X9 c- Z1 z/ {: m/ J' w4 v - margin-bottom: 1.5em;2 n0 ~0 U4 g0 i% u" u* N* U1 k
- padding: 1em;
. z4 k, c: T( `* V - }
1 L' m1 m4 e5 P4 J6 u/ f - .toggle-input {
) O3 u% t: q/ J4 C+ q - display: none;" V `8 X0 k8 c/ y+ z1 C
- }
# u3 k9 k: [7 F4 V9 E/ @ - .toggle-input:not(checked) ~ .toggle-content {
+ O) N6 r6 a* i* R" j; B - display: none;' W- c" U$ o' K$ z* G
- }
7 E, n! X0 }, F0 j- o. D7 b - .toggle-input:checked ~ .toggle-content {: |, D0 u- \( D. u$ q. G
- display: block;
0 |" L9 m2 d, M1 S7 P! ~ - }. d$ s8 d f+ P- C/ O& s! L; R, \; C
- .toggle-input:checked ~ .toggle-label:after {
' c/ ^' }3 H/ x - content: "-";
, S, y( {7 X1 C/ h( L - }
复制代码 6 {, e7 p4 ]4 x [# n6 G: m
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