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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!"> l% d/ K- R7 H5 `5 j" n. j; A
- Label for your tooltip
: M J, a9 U% K0 ^! O, y9 B - </span>
复制代码CSS代码: - .tooltip-toggle {
* A n7 s- Q( O8 e0 Z6 \! R - cursor: pointer;. }. u+ A) u! W$ B
- position: relative;: z1 _1 u9 {! V c% }0 c
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- .tooltip-toggle svg {
3 J! } t. h2 g& I3 H - height: 18px;, i: M' o/ F0 c7 k+ V8 i9 g
- width: 18px;3 \6 w# c* _8 k
- padding-right: 0.5rem; y* q; e; | o( I
- }
) _5 p- Y! N( N, k7 w$ | - .tooltip-toggle::before {
1 _' P3 ^ c. V& _- y5 E4 z - position: absolute;3 p6 J# {! c, T( N6 C3 L' E0 x) P
- top: -80px;
2 t! A" E& y3 V. p2 k. W# R& l - left: -80px;7 h; T, m( s9 b% B. f) L# H
- background-color: #2B222A;
8 Q$ l0 b8 c6 Y: V& [ - border-radius: 5px;
) K Z% \$ G. x7 M - color: #fff;
" W( {3 J2 M0 w! ?+ P w - content: attr(data-tooltip);7 i$ K* y# _+ K) E5 l
- padding: 1rem;7 J5 T+ u+ H$ w( @1 v, _* M9 ]
- text-transform: none;
' P3 Y; I9 Z4 [3 U3 V$ P - -webkit-transition: all 0.5s ease;
; g. B1 l$ x5 {6 T - transition: all 0.5s ease;
2 }, p/ o8 A! I. P- O, ~ - width: 160px;
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+ ^( P* C: w6 p( | - .tooltip-toggle::after {
% e7 ?8 D: j" n7 r) L - position: absolute;
9 r0 u ]( |9 e+ g% B4 u - top: -12px;
+ O. t+ c% V$ T; P: P% D1 b - left: 9px;
" c9 I t7 F7 Y: {6 v' x7 F - border-left: 5px solid transparent;
1 e) A( f, Z% Q5 B - border-right: 5px solid transparent;
! {: ?- \. T! b: j5 G - border-top: 5px solid #2B222A;
+ N9 g- c" w1 Y, ?# x& m9 } - content: " ";
2 }& _6 {* l9 Q - font-size: 0;6 K9 i$ x3 ]2 ?* _
- line-height: 0;
- a8 g% L" X7 d; M4 n2 L' ? - margin-left: -5px;
& ~4 n) H0 P% c; d, r4 g# S - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
; P1 f/ q7 ^: X8 d - color: #efefef;
* m9 T, H4 G8 c. a- f - font-family: monospace;
5 n# q3 j5 `: W. t ?7 H- { - font-size: 16px;
1 L7 a9 q Z2 k+ f: P4 N - opacity: 0;0 \ Z8 e0 _7 T S0 n1 l
- pointer-events: none;
" O. |2 B, K5 e! q - text-align: center;6 k' c2 k* B w8 m$ }
- }
& w* T: c. B2 R4 w+ R6 ~ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: g+ M' h t& c8 d4 f% M7 F - opacity: 1;
3 M/ t# \, V, Q% \ x - -webkit-transition: all 0.75s ease;
1 H3 n, v5 ^& u @* T4 p" j - transition: all 0.75s ease;
8 _- O. e* n' n- A. | - }
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">/ l6 V6 B ^% j3 p& Y* C. E4 W$ l
- <ul class="nav-items"> c0 b. _: \% m
- <!-- Navigation -->
; s! n4 V% v& V. r! t' r - <li class="nav-item"><a href="#">Home</a></li>" S6 r: F( `0 V! g
- <li class="nav-item"><a href="#">About</a></li>% e: E9 n$ r- |! N& F: Y4 x# |- T
- <li class="nav-item"><a href="#">Contact</a></li>2 G/ A' G1 i3 }; p* n
- <!-- Dropdown menu -->5 D+ }+ R* L2 }, n1 v! e/ J. v, O
- <li class="nav-item nav-item-dropdown">
, V& U# T) c8 f1 w3 E; W - <a class="dropdown-trigger" href="#">Settings</a>
4 B* H3 I9 J' }9 I( A - <ul class="dropdown-menu">5 w2 u" w$ B e7 s5 P+ q) u
- <li class="dropdown-menu-item">
/ c- @, c- D& s4 ~ - <a href="#">Dropdown Item 1</a>
7 f' n4 X- j& W! j - </li>
- ? h9 y1 y* |& f- q8 r, d: b - <li class="dropdown-menu-item">- b6 r# p: r: w2 Z5 D
- <a href="#">Dropdown Item 2</a>( W w$ V( E+ L O# R# N
- </li>
6 Z, @* k( T; g, a, F' O - <li class="dropdown-menu-item">4 b$ O3 M* m; e% D, W0 d
- <a href="#">Dropdown Item 3</a>
, a1 p8 i& ?+ Q, ?' r; T. f$ G8 N - </li>: M l. ^6 Z. m# X: k8 g+ S: s
- </ul>- u: V+ J1 u% a6 c
- </li>
; n( \1 A, f- t, j C9 K }" G - </ul>
* x8 K+ H/ L" f+ K1 H9 i% } - </div>
复制代码对应的CSS代码如下: - .nav-container {- ^% q" F& H( X
- background-color: #fff;
9 {* e! X7 _' Z8 V - border-radius: 4px;
" V" i0 o/ E# Y( ~% v$ _ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 n M1 u3 v5 P
- padding: 1em;0 K2 G) x. B5 @) n$ L
- border: 1px solid #eee;
5 ]" X+ c4 b8 j8 u6 d, o - display: block;
! g" ` [# m& v0 g! N - max-width: 400px;5 j8 j" k1 b4 \* ]: J& N
- margin: 0 auto; V' j& S3 K- N$ T
- text-align: center;: u, s- C% g, d0 ]6 g8 H+ J
- }
6 m' v& u. D/ G* ~7 Y - ul,
E( u ~, O& J& X( N$ s - li {6 g/ `6 N8 ~) J
- list-style: none;( r T/ Z. J. v0 ?4 a
- -webkit-padding-start: 0;
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- a {
# @: ^4 z! s& E8 _( x$ X - text-decoration: none;1 a: ^ H8 W( c3 A2 F+ ]: g5 n
- color: #ED3E44;
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) L0 M6 s; A) i# C - .nav-item { t) x9 r0 ~; g* a" a
- padding: 1em;
6 |* \% M, Z, _/ f - display: inline;
) }+ f9 R. V$ ]2 p$ m - }
+ y& U( `! |" r# K- | - .nav-item-dropdown {, T3 e6 {( Z! v- d
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
7 }, W5 F/ K" E; Z; |5 e/ Q8 R - display: block;/ m- u, @+ e, T% P/ ?& K W$ n
- opacity: 1;
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- .dropdown-trigger {5 `9 x' }9 A# y) s' u$ k
- position: relative;" N. s2 f o" G. o* ?4 @
- }
0 S% N- X, T, `. o - .dropdown-trigger:focus + .dropdown-menu {5 I3 z% ]4 F. m( C' u
- display: block;' E" V' u: j( x6 z k) L
- opacity: 1;
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- .dropdown-trigger::after {
9 d2 K2 k; _/ b: U f/ m - content: "›";
( F% T. d) r6 y0 [ - position: absolute;: l; I7 g2 w* p& v
- color: #ED3E44;
6 I( X. Y" G& u" p4 J A& x3 E3 A - font-size: 24px;, a6 s- D9 m0 ^# c9 i
- font-weight: bold;
# g) B" a9 O6 P# y5 K+ j* B - -webkit-transform: rotate(90deg);
5 \# ^% [. ^3 Q0 H' M2 W - transform: rotate(90deg);) M9 t. Q0 q2 w/ r+ C
- top: -5px;, |1 J6 u+ o c. K) G3 Z
- right: -15px;
1 y K/ Q( ]; J9 V - }
! l! b- b# m7 Z7 u - .dropdown-menu {- d( d! C9 l5 b) L* i t8 k8 ~0 h
- background-color: #ED3E44;' B' D! J0 e; y6 w+ b% S$ { L
- display: inline-block;
2 j% E! ?: k4 A - text-align: right;; e3 r6 p6 u, J- r& d
- position: absolute;8 K1 c; C8 i' G# t
- top: 2.5rem;
$ v8 L# r* [8 s0 I; V3 z/ O4 W! g - right: -10px;( z# K/ k$ G- W1 y
- display: none;
T, n q8 {2 k3 S4 _$ Q - opacity: 0;
% P; Q9 g* v2 u! l; { - -webkit-transition: opacity 0.5s ease;; c- b& ]0 z3 ]! [7 U- }, e+ j
- transition: opacity 0.5s ease;
# u$ k6 h) {9 E9 k - width: 160px;4 m: C4 t$ a) x% N% [
- }
& p6 ^. }% g2 q7 P, d ~* O& { - .dropdown-menu a {
0 G- x7 d4 `+ m0 O" o - color: #fff;
: I U& Q8 B5 |9 z* k, S F5 p8 @ - }0 D1 [7 C% o& Z0 J% M/ Z, K7 g, y5 I
- .dropdown-menu-item {
6 f/ K' g7 _" \% Q1 K - cursor: pointer;- a; t3 Q& s8 Z
- padding: 1em;# g1 L, C0 c: i @
- text-align: center;
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2 l5 Q' h. X" p. @+ ?! S7 x - .dropdown-menu-item:hover {, r% W. k7 _/ Z' Y+ S/ S1 S C
- background-color: #eb272d;* l/ }; t; ~8 q/ {3 x
- }
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5 Q$ r* t9 `) k可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
7 M$ s0 q% P+ D' Y$ o - <!-- Checkbox toggle -->' m3 R( @8 h+ @7 l3 |: a7 B, ^* c
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ _. p: m. o5 e% \. g6 { - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>0 S o7 H( Q8 B8 }9 v
- <!-- Content to toggle from www.mfbuluo.com-->" c$ }5 [: u9 e% A$ P1 w% M
- <div role="toggle" class="toggle-content">
, B/ Y4 b4 b. v T6 B0 P6 ]; p - BA-NA-NA-NA!, } W: m9 J& y" S3 J
- </div>2 M Z8 X! W: q2 w& _' k, c
- </div>
复制代码CSS代码内容如下: - .toggle {
# `: |4 D! @0 T - margin: 0 auto; p* D/ s/ U' Q- `! r
- max-width: 400px;7 M4 }+ N3 e' N
- }+ s4 Z* T( o0 _9 |8 t
- .toggle-label {4 E1 }" J# |9 e4 S/ }
- font-size: 16px;& h$ R1 U* b/ k7 ]/ h
- background: #fff;
0 \% N6 J" U. [2 B+ }+ X' F - padding: 1em;9 F- u; a8 z) i7 `
- cursor: pointer;% _2 A1 o1 a1 A$ ?9 l
- display: block;& |4 t" z7 N, ]" H7 ?
- margin: 0 auto 1em;
; G* y, E0 E- ]8 c1 a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 W( l* ^& j* v% B2 E. Y - border-radius: 4px;; P# S3 c3 ]3 Y1 o9 {
- }
; H# }& `% |7 C( R6 c; m - .toggle-label:after {& S* g* U6 S# U( Q( z8 P! e; o
- color: #ED3E44;. j. {* O* f/ `3 k
- content: "+";$ B8 g! m' C q# ]
- float: right;! g8 I; ?6 Q2 G7 U$ Q
- font-weight: bold;2 O/ }7 {3 T9 D0 K; ^3 [# K4 h8 e
- }6 J) L. b: [* m( n
- .toggle-content {
' H# O) h4 h8 z, p& a N, a - color: #B0B3C2; B3 p% c3 {7 E* H
- font-family: monospace;5 M' T' g3 h, X2 m7 h9 X
- font-size: 16px;. |0 G% Q' Q! V+ W# c H- h
- margin-bottom: 1.5em;) g$ [- E: T& w$ P/ ]& p
- padding: 1em;
% ~2 R5 M" S' ^! j- ] - }3 U: M6 I3 p& D. _6 T
- .toggle-input {( |3 F4 C/ N3 M1 u
- display: none;
2 u8 a$ Z! R: Q - }; Q2 P3 E$ H% _; }
- .toggle-input:not(checked) ~ .toggle-content {
0 K9 F1 x. R. ] [$ s! [% c9 { - display: none;
4 `6 _. \; G; p) R- U - }0 k9 b% E# Q" d. P0 {* W/ ^8 n
- .toggle-input:checked ~ .toggle-content {
4 h# y. y7 x1 y- x0 q - display: block;
/ Y+ Q- n3 _+ p- N0 C. } - }
3 K2 p) n& p- _6 G$ O+ f( A, d - .toggle-input:checked ~ .toggle-label:after {1 U/ X9 r: G/ d* _+ e
- content: "-";4 x4 O: p, i1 G
- }
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