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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!">) h, V/ q" [7 E( J& ^8 r8 o, e9 w3 M
- Label for your tooltip
! @1 z! {& P. p5 b7 g - </span>
复制代码CSS代码: - .tooltip-toggle {: q r) X7 d q i- n$ ^4 }
- cursor: pointer;
: ?! I2 y& G1 U& R; `. l; i+ d - position: relative;
9 C7 v$ W. [8 w" x0 j - }
' H. f+ c' a5 @4 j - .tooltip-toggle svg {
6 ]- |: l2 k s l" } E7 j& _! G* ? - height: 18px;) Z1 c7 E" K1 x( Z2 {
- width: 18px;# @8 q) u+ N3 E4 w, m! @
- padding-right: 0.5rem;* m9 j5 X$ q: x' V# C2 A
- }
6 u: K8 w& a, b - .tooltip-toggle::before {# |9 M! Y: l. P' R$ t3 G2 ?$ O9 j
- position: absolute;
$ ^& Y5 L8 F$ O7 W0 E* K - top: -80px;
6 E" O$ s' e7 j/ F6 z - left: -80px;# F0 F' I- q# e
- background-color: #2B222A;
' ^# x; |; N/ Y - border-radius: 5px;
( e! t: g5 I% z9 E" B/ d+ U - color: #fff;
# M& Y7 B$ F% M# a8 ~" w - content: attr(data-tooltip);3 O7 |4 u5 p2 x
- padding: 1rem;- v0 Z; H* ?7 C$ P: r/ n8 K
- text-transform: none;
3 l4 b4 X0 }, c2 D - -webkit-transition: all 0.5s ease;; j2 ^. O) j1 x# w+ ]: E1 |7 H1 @
- transition: all 0.5s ease;$ p2 Q; ?3 W$ k: Z
- width: 160px;: I1 {% e/ O, v* l+ e( P
- }
7 x' Q% F1 Q) H5 E) Z! w - .tooltip-toggle::after {
9 a6 r3 I' m# A3 B% B. _- b4 p6 [ - position: absolute;7 O1 D. q4 T5 V( ^; O2 w0 l
- top: -12px;
) T* m8 E: i% Q2 V1 p# m - left: 9px;
: s( o+ c5 ^- [8 u% U# H( S - border-left: 5px solid transparent;4 {* g( o3 Q( \! ~ R
- border-right: 5px solid transparent;* b( K% O" x: l' T2 n/ `. y
- border-top: 5px solid #2B222A;
5 k# @3 o5 H0 \ - content: " ";
, w! T. s3 I$ l. L+ r/ F, B, V - font-size: 0; n! b) X4 p" ?3 [, i7 `) j
- line-height: 0;
1 n/ q- d, {4 K/ Z' \$ ]/ u - margin-left: -5px;
) h+ b9 W, v$ l% K - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {1 P* ~! W& z3 N4 k0 i
- color: #efefef;
* b! @7 O& T3 S; a$ ?7 [ - font-family: monospace;- Q7 Z' k1 l% G5 z5 d( }* S8 X
- font-size: 16px;
3 _, N+ Y! V3 t) ^- P& E - opacity: 0;
& P% W8 i5 L1 T/ [/ ~* _* { - pointer-events: none;
5 Z/ m& @( C8 Z9 q7 m5 M - text-align: center;
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+ f2 k# @6 _ ?9 T: Y" j - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
- }/ V& B) {2 p/ n5 N3 E - opacity: 1;. e1 `' | n# e
- -webkit-transition: all 0.75s ease;* K1 t/ d3 g. y1 n1 c" y0 b
- transition: all 0.75s ease;3 |! y; E2 s/ W, U& V% s+ d
- }
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">: o7 K3 P, W1 J$ E* i8 e" H1 R Y/ x
- <ul class="nav-items">" l% N. Z5 L; N+ G
- <!-- Navigation -->$ c+ c& {1 X) c" H" H( f4 y5 [
- <li class="nav-item"><a href="#">Home</a></li>' Z& F) N! D; ~( s u4 n1 J
- <li class="nav-item"><a href="#">About</a></li>4 d7 x* q: S; I
- <li class="nav-item"><a href="#">Contact</a></li>
& l6 u/ ~+ h1 o$ C1 E0 E - <!-- Dropdown menu -->: j9 a( Q( r( v" ~! i8 l+ u4 C8 I
- <li class="nav-item nav-item-dropdown">' _, ^; u+ d# u, O" G: H4 S
- <a class="dropdown-trigger" href="#">Settings</a>
) A- p, `& Y) v# \ r - <ul class="dropdown-menu">9 F) q* `: k8 Y: u
- <li class="dropdown-menu-item">* C8 H) o) S5 i+ i/ H( e( G
- <a href="#">Dropdown Item 1</a>1 C6 T2 t* l+ l; N' c/ J% P% F; U
- </li>
3 K4 C8 G: W" d" d$ E - <li class="dropdown-menu-item">
* Y. ?5 E( {/ k( n ? - <a href="#">Dropdown Item 2</a>
8 U" G1 e) ?& |1 G) S - </li>3 v: L- h6 n$ K" f0 \
- <li class="dropdown-menu-item">
! B5 c' N5 B! _ - <a href="#">Dropdown Item 3</a># T& a: v# X. N
- </li>
]# n! ]' [: d4 ~ - </ul>
: ?8 D3 d, a% x: Y& \ - </li>5 Q/ @& y: a2 V% ^
- </ul>
3 I0 u; g) l8 Z& @6 h9 j: | - </div>
复制代码对应的CSS代码如下: - .nav-container {
& l. a4 S! n4 f8 g' { - background-color: #fff;
8 i+ o/ j5 g1 ~3 D, u/ E - border-radius: 4px;4 l7 a) ?5 h; `4 h8 ]1 P% Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& w6 u" ?, V6 @9 T3 T4 Y
- padding: 1em;2 c( n4 f1 B; r6 y3 P6 L# a" p( |
- border: 1px solid #eee;
/ G% D8 y @4 I0 m - display: block;
1 C4 G4 p1 m& ]; R. j! b6 g - max-width: 400px;# L. p# H4 ~$ c+ m
- margin: 0 auto;" r/ m& x6 i: S: p! Y1 N
- text-align: center;4 ?# ~/ c% k$ D& f o. e5 b
- }
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- li {) Z: }$ d, \& w- r
- list-style: none;
, M5 ^ {! `# \7 i - -webkit-padding-start: 0;! Q5 B# k% j# \
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- a {
, D% k( T) J2 G/ k6 ^) ~9 P - text-decoration: none;4 u! M* }, [2 ~6 z0 D+ J# L
- color: #ED3E44;+ c" v4 `$ o& h0 [* S5 [4 g: J! `
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- .nav-item {3 ^" Z9 I4 u C& r0 k; D% p; z
- padding: 1em;3 e9 `$ r" X3 j
- display: inline;
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. Q5 }1 M1 m) T% [; P0 g8 R! [ - .nav-item-dropdown {
$ h9 z* @! e* v2 j+ K - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {$ V8 T" ?9 b/ f* n
- display: block;- ]3 g9 E5 U# H5 I
- opacity: 1;+ }5 p/ j7 Y* R: R' g
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- .dropdown-trigger {
# _& y/ R8 E! I/ F q6 P, ?5 } - position: relative;6 s0 A% x9 j, H. r% n4 M( \
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- .dropdown-trigger:focus + .dropdown-menu {9 Y7 n% D" I- O0 W& U# X, n
- display: block;0 Z( z4 j9 l0 N" P4 [6 l
- opacity: 1;
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- .dropdown-trigger::after {
- [' K% u% c4 B6 Q/ S( d: b - content: "›";# _5 O. z" m+ Y
- position: absolute;
# E; N3 o7 T- S( E. ?3 ]& U x2 c - color: #ED3E44;
F* x/ K1 X* y - font-size: 24px;$ G( P# u; B/ H6 {- x, J
- font-weight: bold;
2 }1 a7 A R% h+ g - -webkit-transform: rotate(90deg);
0 ]+ e( S$ e: U7 H - transform: rotate(90deg);
8 |: G7 P. {- I, B, P2 Z, _ - top: -5px;8 b3 T9 y' R1 |7 H, Q G
- right: -15px;
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- .dropdown-menu {
9 ~9 k, B1 x0 v$ d& }* }% a' J - background-color: #ED3E44;" E, @( g& @4 E9 S
- display: inline-block;1 M/ ~7 q; Z' C6 y" L
- text-align: right;
, _$ p9 u1 N& i+ n" G - position: absolute;( e! c- g4 H- q# ^
- top: 2.5rem;
) A; N4 \; A- d9 G - right: -10px;
8 [$ O! a L( v( l$ d - display: none;
& r# T& E( Q- @6 R6 r3 u - opacity: 0;
) a9 w& Q v. Z3 g- ]! S2 ?( _' } - -webkit-transition: opacity 0.5s ease;* U8 n+ ]2 G/ v: x3 ~; q. ]! x
- transition: opacity 0.5s ease;' O. ~9 ]' D. _( l S1 f3 ~6 c
- width: 160px;
g+ E9 g# g+ C* m - }
7 ?4 Q0 i* o8 r - .dropdown-menu a {
0 _' r) e" b& R) `3 d - color: #fff;
: ?4 N6 R. e8 F9 X5 A, Q - }
$ I- @1 g. U8 Q+ Q2 t - .dropdown-menu-item {
; ~- ]1 K, N1 L; Y+ \$ j6 A - cursor: pointer;
/ Z. d2 ?* E: w" ?" w. R - padding: 1em;7 e7 f2 S9 X8 J) t) {, b# L. a
- text-align: center;- i0 U9 {* D/ t" ^$ Q$ g, C
- }% l4 H h+ B3 ]4 i
- .dropdown-menu-item:hover {
2 Q/ s1 l* F+ Z, q - background-color: #eb272d;8 P0 A' F! _3 ?! T( a* \- q
- }
复制代码 * L. D- s# J S- d+ s a, p$ U5 f
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( K b9 n! J j1 W, Y. [ - <!-- Checkbox toggle -->: H! ~4 C" J1 V( T
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 i+ F3 l1 v7 V9 w/ A
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. w3 L$ O" O' i$ `, W9 c& Z
- <!-- Content to toggle from www.mfbuluo.com-->$ t$ w% ~! f1 `: I9 J9 |" Q+ V
- <div role="toggle" class="toggle-content">
. a$ Z, p1 Z, M: ?$ U - BA-NA-NA-NA!
( t0 }* N" c. j - </div>. O% a) g2 \6 Y; U P. ~+ o0 O
- </div>
复制代码CSS代码内容如下: - .toggle {
/ u3 _$ ?/ Q0 i" R) R1 c9 V - margin: 0 auto;5 f* Q0 e' o% m d/ l1 ~. D
- max-width: 400px;
4 `0 Q H4 l& l9 x& r/ {5 j. d6 H - }
# u, L7 Y3 \' W" [! k* L8 ~ - .toggle-label {
' Y# U. y: i5 V: n! ~$ |% M- W - font-size: 16px;
( n; e* ~; c& F, Q8 T) [ - background: #fff;1 S$ D+ D8 e/ q7 K( B1 |3 k
- padding: 1em;
" \: b0 p% K6 }" r0 J+ \( S - cursor: pointer;
8 T/ H9 |9 t: m: V7 R - display: block;6 @2 u) F f' _; J
- margin: 0 auto 1em;
3 [) k" c" z3 Q9 n3 T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 W* Q2 D; N; R - border-radius: 4px;
8 @ U" V' N$ X4 q- b) ` - }
: R; v6 c. i& E* w$ S - .toggle-label:after {/ x" p( ~& p! [3 r$ O% A% l
- color: #ED3E44;
3 J0 T# B/ m. z* p l2 R - content: "+";
% B% S# z: `! p, z4 |. K0 c4 g - float: right;/ T2 p- ?# ]1 D/ Z
- font-weight: bold;9 ?" y0 Z" Z, a$ U$ W d
- }, @. _: P: C; I, s
- .toggle-content {1 R7 Q6 G4 k. ?: E' }: ^
- color: #B0B3C2;
( z# c9 `' j9 b; x - font-family: monospace;& G/ W e9 o, j, t4 v
- font-size: 16px;
0 H7 @# x& p8 l! H5 ]* i - margin-bottom: 1.5em;
?6 ]6 N- Z B7 ]. l8 N# r - padding: 1em;+ K0 l8 p' D& Z9 I
- }* J/ F* F6 g& w* c4 q) @. }
- .toggle-input {* S |8 t* q e% X% ^5 B
- display: none;7 n$ i# {# i3 ~
- }
" A* w2 d. |: u3 x' T7 ` - .toggle-input:not(checked) ~ .toggle-content {
" z5 d% P% F& s1 I& b) z - display: none;
" ^- ]/ _8 O4 X( @% T6 d - }0 l1 q( d! R8 }& [
- .toggle-input:checked ~ .toggle-content {
2 ]/ X& e. h6 Z# i. \( } - display: block;
' G# o! l( S" r* d0 }0 g4 J - }" m3 S: `* O) F, f( X2 Y
- .toggle-input:checked ~ .toggle-label:after {1 _0 m& Z2 M' S8 i
- content: "-";' k; ~2 k3 k0 V. G
- }
复制代码
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