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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!">2 l( S( |" G/ l: l5 q1 f
- Label for your tooltip
* G# j3 c4 `& D; J- E - </span>
复制代码CSS代码: - .tooltip-toggle {& L) t3 \( D& @, J1 ^
- cursor: pointer;- |/ r/ y) P; D. y/ m# x
- position: relative;/ g4 h1 G0 ~9 |" a" o p
- }
/ Q3 v- g1 W' L! W - .tooltip-toggle svg {
6 d4 _ |' y, Y, y4 \. ~, {0 B- H - height: 18px;0 N' j1 ?7 k$ [! y
- width: 18px;
/ t% N, w! a( r" H6 @9 x - padding-right: 0.5rem; q/ O; E$ T! ^, e. @4 d+ o: t
- }: u! q4 N1 O7 _ o& r" ]6 L( N
- .tooltip-toggle::before {# V l/ h$ x) x7 J# T3 x! I; j
- position: absolute;
* K# r( R% Y: c4 Z1 |9 v- w. U - top: -80px;) x; r0 r- L0 j* X
- left: -80px;
8 B4 R: Y- _8 V* f - background-color: #2B222A;2 A; v) f: l- h! A4 P5 W
- border-radius: 5px;
* B! q1 a' {+ S* z: b: d - color: #fff;
. l i6 I: ?( o" l* d+ P: P$ V - content: attr(data-tooltip);
- y% O$ k& K- r" P& H - padding: 1rem;1 Q6 w0 B u' P7 F3 o
- text-transform: none;
) a7 D3 w( t* P! ]+ d6 X! U/ S: H - -webkit-transition: all 0.5s ease;4 D+ e: Q4 F& c- I& M1 M8 N
- transition: all 0.5s ease;
& A' O( v9 A q5 | - width: 160px;
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) G" k' s( G# p) C' y% E0 K" D8 O - .tooltip-toggle::after {
$ y. @" V3 n# } - position: absolute;
1 F6 }7 g; a! `5 B( o* v - top: -12px;
5 V" x+ [1 \# h* @$ o - left: 9px;5 b3 g- j( y7 Z$ s; J$ s4 a
- border-left: 5px solid transparent;. b* p! H; T$ g; v, h. `; V
- border-right: 5px solid transparent;. w0 {& X! y6 e) n
- border-top: 5px solid #2B222A;
6 X& b C; F% ~ @/ I! m - content: " ";
; F& i: \! f3 k; k; I - font-size: 0;) c( C% D2 V9 M$ d _
- line-height: 0;" K8 Q+ ?8 F4 w T
- margin-left: -5px;
# D. n. K8 N a5 \9 F - width: 0;# L* y; N1 Q& Q) _' s1 G/ t* @
- }
' C z; U8 \$ [( w - .tooltip-toggle::before, .tooltip-toggle::after {
/ I8 D# q( H% Y( I# J r7 X - color: #efefef;' O9 V- ]( c ]. m& v
- font-family: monospace;" i1 s: f9 X& k
- font-size: 16px;
0 W- K2 z- s/ z+ ]; u3 w - opacity: 0;
1 y6 U7 S5 [3 b% I9 E' A5 h: h - pointer-events: none;0 G: I- F3 q/ K% h& Q! S# ^4 Z
- text-align: center;& o0 @& n. }2 h/ I8 k' w
- }
' C5 x n4 p( [' f1 K - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 ~* d ]( @. `) e% h& m
- opacity: 1;
! z) ?/ ~6 h. }( q - -webkit-transition: all 0.75s ease;' Y) U2 S% K- i$ T( ?1 x o) c3 @
- transition: all 0.75s ease;
. j9 R J6 a5 R3 l3 f - }
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">
; W' T0 f: a. S - <ul class="nav-items">' e+ Y. x2 A$ g; f$ s! O
- <!-- Navigation -->6 x' ~1 n/ l+ S: [/ A% V
- <li class="nav-item"><a href="#">Home</a></li>
; O7 h9 A2 g( N - <li class="nav-item"><a href="#">About</a></li>6 S* \0 {: B& G' f8 {0 R3 j
- <li class="nav-item"><a href="#">Contact</a></li>
0 O2 h8 L3 ]' z- x - <!-- Dropdown menu -->
2 r- o7 I* q& l% T - <li class="nav-item nav-item-dropdown">
# c, J/ D! I0 Q - <a class="dropdown-trigger" href="#">Settings</a>
: v6 x8 g7 L* b: U( k5 X1 i - <ul class="dropdown-menu">4 N) S0 e* {+ g0 p5 z
- <li class="dropdown-menu-item">7 Y2 E/ v. I$ m, T! t. n
- <a href="#">Dropdown Item 1</a>3 f- J8 n& o/ I0 D I4 u8 p5 B
- </li>) z2 Q- m( C, w" B' y
- <li class="dropdown-menu-item">6 X, q. s f4 W ?+ T7 G) ?; M
- <a href="#">Dropdown Item 2</a>4 M* t. \ l. i9 e) D7 o% X
- </li>. B% j7 ~3 r: e% {
- <li class="dropdown-menu-item">
. D: Z A( A8 F9 E! T - <a href="#">Dropdown Item 3</a>
; S; |3 u7 O' [! }+ ]+ g) l - </li>; _7 n8 D1 }- o" q
- </ul>
' | T8 o! l# ?3 B# W/ } - </li>3 L9 [/ n* T, x, ?/ ~% `3 c2 R3 W
- </ul>
3 O7 s4 [: r q) u* l" Q7 n; S - </div>
复制代码对应的CSS代码如下: - .nav-container {% t' w5 Y8 J- m! |, t n3 h5 E
- background-color: #fff;
9 X% e; V: G6 c' n7 Y2 e - border-radius: 4px;, G4 P5 T i' x; h
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 i& h5 B1 z& D+ A$ L2 R# x' D - padding: 1em;9 k' Y/ D4 n7 u3 w
- border: 1px solid #eee;
% _9 S& g6 n* c( o: q/ v0 u - display: block;
" k9 o8 K5 w4 g& A7 } - max-width: 400px;
; j7 V. ~% ]( X2 J4 R9 R1 \: c - margin: 0 auto;
5 f: y. l3 C2 ~0 w& K @- G - text-align: center;
5 @; M4 N4 V; u) N! s! ]6 N - }5 @/ Q) E k7 A% V5 P+ C0 }
- ul,0 G2 L, n2 b$ j3 h9 W
- li {
- O4 m7 L7 a( N9 `3 ` - list-style: none;
/ W6 l+ E* f% y: b0 |; E& s+ ? - -webkit-padding-start: 0;: n: y7 ^& X( q+ H7 [; F/ G
- }- V+ }; y% e& T5 M% o
- a {# d1 e! p5 n: I, |6 l) r) k3 h
- text-decoration: none;
) q- ^) N4 Z9 i$ N/ H( G - color: #ED3E44;
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8 ]: c8 ?/ ^" ?- _4 s, [2 v - .nav-item {
) r6 |! P( g: b" ~# A1 h - padding: 1em;
+ [: V. z1 ^9 R, v3 W2 \1 a - display: inline;6 h) M2 E* ]5 v# ?- Z* j+ S0 b
- }
/ j* T/ V R# Z+ c8 J4 R! x - .nav-item-dropdown {. j7 Q. h( G+ n+ d# w1 A ~
- position: relative;
3 g8 }. b2 k; a0 c - }
w8 @8 p6 T3 K$ }) V - .nav-item-dropdown:hover > .dropdown-menu {
! v5 o8 I5 }# b! ] - display: block;& a0 s5 Y% e1 d* F1 S
- opacity: 1;
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- .dropdown-trigger {& {4 S/ x! K' p+ D: [
- position: relative;7 ]; W6 Y4 d1 Q8 y
- }9 Q4 t7 }/ E, N2 @
- .dropdown-trigger:focus + .dropdown-menu {( E' R2 u* ^& t: C2 g1 Z( ^. ^% Z
- display: block;! \9 ^. r/ Z# H# V
- opacity: 1;$ @: V+ J' N. Q3 z" t5 ?& v( D
- }" T9 [+ R, ]- ?; u" I5 Q
- .dropdown-trigger::after {
. G' D0 a$ d* j! l: r0 ~ - content: "›";
) j. j. Q% z% L8 K* n& ]8 R$ l - position: absolute;1 p: q; l ?1 U& g: M0 l0 O% L
- color: #ED3E44;
6 P3 f* l* t6 q+ e - font-size: 24px;+ l. Q7 E2 I' N3 R, s }0 e6 W
- font-weight: bold;5 o& f6 g, [* j: |
- -webkit-transform: rotate(90deg);" R" S1 _2 P' i9 ]$ Z0 u. i* k) s, O
- transform: rotate(90deg);7 |- G5 z W3 t
- top: -5px;
( d7 M- ~( t) S7 b5 h" W - right: -15px;
7 l3 s' h7 `2 k$ P- F- H4 T5 I+ [ U - }
1 O, H/ g) y+ i1 T( E - .dropdown-menu {
- V' I+ T1 f8 s5 F& s9 E5 @ - background-color: #ED3E44;1 C/ Y$ T9 T: @& y+ t* O0 Z
- display: inline-block;
! A, A# g0 D+ }( [ - text-align: right;7 Y1 L7 q1 B2 P' L" U' n
- position: absolute;, v# X& {' h# v9 r5 x
- top: 2.5rem;1 O, [" x l3 v5 a7 m! Y
- right: -10px;: d' [% G, E4 r% x
- display: none;
- |$ k0 X# s& X$ y' z - opacity: 0;
' N( }* s( m; ^- Y9 X8 f - -webkit-transition: opacity 0.5s ease;$ i; M) v: m, o7 d- l. w2 t
- transition: opacity 0.5s ease;
$ P4 L: P' v* o2 a7 b# V' J - width: 160px;% Y, n" I- X- k {5 D/ I9 H, t5 W
- }9 J% C) A1 x! t' N
- .dropdown-menu a {
T0 h( t( }( X" K' G0 k5 G - color: #fff;
$ T7 z% n7 l7 h) [8 _9 @- Q- W - }
0 c' A* x+ L' {% |+ Y% [; d - .dropdown-menu-item {1 }0 ?5 X7 Z( v) H3 c& I
- cursor: pointer;+ O" Z0 S8 \6 o. m) Y6 j4 j% p- h! p
- padding: 1em;9 L: s, V( g8 P/ n. e* N$ k
- text-align: center;
* h$ O' L/ }" F* d( m& i! p - }6 G' w7 A8 Y3 R9 i, i% S! _
- .dropdown-menu-item:hover {
, }% o7 O$ s9 m( e - background-color: #eb272d;
# l- h" \( p7 S/ E: ? - }
复制代码 ' G2 \/ T, F4 F; A# @) D! Z8 d" O8 y
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 `' k. q) O0 _& i& S
- <!-- Checkbox toggle -->' O8 F" M# i3 O+ r
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> o. }1 j3 o L
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( I0 y5 a+ z: x7 ~7 A6 w
- <!-- Content to toggle from www.mfbuluo.com-->3 A4 |6 k3 a( @' r6 g' M
- <div role="toggle" class="toggle-content">, J/ c- `- }7 c0 v
- BA-NA-NA-NA!
8 X$ J. T; t l$ M1 A0 } - </div>
) J/ W0 c& f+ _ - </div>
复制代码CSS代码内容如下: - .toggle {
4 v! q$ w, X. o7 T1 U6 j) ~2 r - margin: 0 auto;. _! ?4 m- v+ X. n0 X, T
- max-width: 400px;7 \ \, u6 U; h s! X
- }
, I) t. z% t0 [! u; b/ ` - .toggle-label {0 F) v) o" D5 j. n: A
- font-size: 16px;
- V/ ]$ x3 C( u* K% t3 \; l - background: #fff;
- }1 ]/ h+ w1 i% u# `& }( b0 u - padding: 1em;
) Z, V( v9 y" S( u/ O+ k. I0 i8 X - cursor: pointer;& I9 a1 m$ Y P! d5 O
- display: block;" R6 b1 c6 A+ I6 D% V, g
- margin: 0 auto 1em;
+ \/ Y9 w) L8 z/ a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ T: Y9 M) h2 t! t! ? - border-radius: 4px;) A0 v4 [7 S' u2 |. Q; T4 s
- }
+ s4 {! B4 [) i& t; `9 Y. U j3 z - .toggle-label:after {
5 n% r, W% W; X - color: #ED3E44;
' U3 P9 B1 c6 W2 S# k6 f - content: "+";
* r; \5 z. \0 X7 v; [9 B - float: right;4 m- h- T/ [, S2 h7 S$ w
- font-weight: bold;
; o7 h: V" \. a& A( x/ X - }! k: s2 s4 s5 L! R
- .toggle-content {+ d+ |/ M$ q' ^% n
- color: #B0B3C2;: {; E4 o& n. m; b3 c4 c
- font-family: monospace;& F6 G- f [" X
- font-size: 16px;" X5 o/ p. t4 j& B) _! B9 d
- margin-bottom: 1.5em;
' i& @2 m- t6 C# v# _; ^- ]& a - padding: 1em;
: T; I8 ^1 O; W! ~- m+ p" u - }
0 O3 c6 c/ {# E - .toggle-input {
) h' Z$ p! A+ `" C" ]9 S - display: none;/ ~% m4 Q; Y3 \% c; r8 Z
- }
- M( K3 l/ Z- J- ], y - .toggle-input:not(checked) ~ .toggle-content {
: N' E- B( T6 L3 q; \6 ?# `" O - display: none;! n. j% x& z4 s2 j
- }
! q( I3 r+ e% b7 h, t/ M1 R - .toggle-input:checked ~ .toggle-content {
+ H0 o6 x8 H1 i# F# U8 A3 }$ O! K& e - display: block;9 O0 g( s; c6 H
- }' y5 K; t/ n+ h5 e$ V/ }' b2 E
- .toggle-input:checked ~ .toggle-label:after {
* B. @; B4 ]& ]' Q2 J - content: "-";
% |* T5 _; R+ Y( O# K - }
复制代码
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