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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 D0 v: o4 e) Q! w6 W p - Label for your tooltip
: r; v7 ~$ ` Z! x8 t; }+ s8 A$ r - </span>
复制代码CSS代码: - .tooltip-toggle {
' G4 G j1 s9 F/ n8 f2 K4 a - cursor: pointer;
/ {6 `5 V6 r" C$ _ - position: relative;# ]) C4 V/ L9 o) D: p1 j
- }
# E" s N+ ?$ d. U - .tooltip-toggle svg {
% v5 p. T! ^5 ? - height: 18px;$ t" r4 A0 f! T2 b c; L# q
- width: 18px;
! @8 Q% ]- W. Q# H - padding-right: 0.5rem;3 \9 W; m3 y+ h; p% _+ k) H/ v/ u/ o& E
- }1 h) g7 A4 Y# j' t: K6 r' g# j
- .tooltip-toggle::before {4 j2 [( a# f1 @4 {* O/ X* S) x, [" j
- position: absolute;# v' L, H8 F9 H) b- T) r! N W
- top: -80px;
O; m2 M8 G; r - left: -80px;
# l: P5 u, p v" ]" M" j* m1 _ - background-color: #2B222A;+ d4 Z1 m' @1 o/ k5 F0 @2 E
- border-radius: 5px;% q5 l) M1 ?+ ^
- color: #fff;$ \2 z1 M' J3 k" ~7 g7 x/ v9 P
- content: attr(data-tooltip);+ _; a! u, @+ ~2 [9 f" L; d
- padding: 1rem;
4 X( n2 \& M, ?# D8 J4 ? - text-transform: none;
' S2 a) J& D0 C& P - -webkit-transition: all 0.5s ease;
9 V/ T) T' S: b4 B: H7 W; a5 A - transition: all 0.5s ease;9 ]( w+ _* r& c+ x! {1 j! ~ \
- width: 160px;' m! W1 C( W" \, F i
- }4 x# I' h. n* W2 h5 k( [( t9 |* x
- .tooltip-toggle::after { l& u1 w$ [1 l- Y& d# h' _2 e4 L/ O
- position: absolute;
9 `0 B% e, E9 `( m# v. @, i, H; w - top: -12px;9 G% G( E/ F# w0 G
- left: 9px;7 _1 G4 N) @5 a% q/ ?9 X- ~# x) _! |1 n
- border-left: 5px solid transparent;8 Y$ N! j( Z) n0 f
- border-right: 5px solid transparent;
1 a" h4 r# I9 W) I/ Q - border-top: 5px solid #2B222A;
; Z( }0 [4 ~7 p. M) Y - content: " ";( O3 W1 u* `# @% P/ k3 m
- font-size: 0;! B, }* B. a: Y, c2 x; ]0 P
- line-height: 0;
- a) Y+ O& W' d) s7 V/ [) | - margin-left: -5px;
) v! x1 P8 j+ f$ x3 F+ q& z - width: 0;
$ a8 s6 |2 s7 B B - }
0 I! j4 q$ b8 Z3 W! R2 s - .tooltip-toggle::before, .tooltip-toggle::after {
( N5 u- ~0 ?8 | - color: #efefef;' D1 k+ m6 R5 g' ~" r. v* o! H
- font-family: monospace;
, z! C1 H. ]# m - font-size: 16px;
( f0 d0 b- F7 p8 P2 F1 c; Q - opacity: 0;. b0 P3 x# _1 t7 ^3 R- {4 b% R: M0 r
- pointer-events: none;& _3 F3 c' l5 H2 v, Q6 ?4 E
- text-align: center;+ p/ @) W i J8 |' j& T# M
- }1 x7 V' i& Z: m3 ?# f+ C
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' S( @7 Q+ ~. n; c6 b8 [
- opacity: 1;
, |+ }( w* O9 \# S& l. S$ U N; M - -webkit-transition: all 0.75s ease;
4 z6 Z F6 r* T7 A& W, U2 S# D( z - transition: all 0.75s ease;
& O; w, R: h9 n+ K- n. o - }
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">
; U# U( f3 v4 N) F - <ul class="nav-items">' N0 I$ M- q m$ u$ Q P
- <!-- Navigation -->6 l8 S- d- P! G9 U7 q+ o2 W
- <li class="nav-item"><a href="#">Home</a></li>3 \3 C4 b9 g7 v
- <li class="nav-item"><a href="#">About</a></li>8 C% j+ K! ~* u' l* v U+ S) m
- <li class="nav-item"><a href="#">Contact</a></li>
" w$ w$ E2 L4 r$ h5 } - <!-- Dropdown menu -->8 b. J! t. I% `+ Y2 q3 ^
- <li class="nav-item nav-item-dropdown">4 S x2 T: Y% k2 Z b: T6 q
- <a class="dropdown-trigger" href="#">Settings</a>7 H. S/ x ~4 m
- <ul class="dropdown-menu">
( S" U3 E6 f, t; X$ `- m - <li class="dropdown-menu-item">
' w' I' @* M. {* \+ R5 ]3 g - <a href="#">Dropdown Item 1</a>4 E+ E; M3 T: c9 l
- </li>$ Z$ E$ x1 g3 G4 c
- <li class="dropdown-menu-item">
- |- D; H" z+ ~3 z1 w8 x - <a href="#">Dropdown Item 2</a>0 A9 {" @0 i8 I3 i% T! ]
- </li>
2 A6 }8 p( |1 d6 O - <li class="dropdown-menu-item">" U7 q: i9 H3 T6 N, J
- <a href="#">Dropdown Item 3</a>% A1 b1 r2 g1 \( d
- </li>
! Z2 V6 G3 G; A# w+ P1 B - </ul> ~! e o, G# Z8 C* h
- </li>4 a, f' W8 A5 D5 C5 _
- </ul>& z9 k3 V K6 E2 O
- </div>
复制代码对应的CSS代码如下: - .nav-container {
; ?: q$ Y3 _' k' n - background-color: #fff;4 M4 O: i; ?0 j+ u/ x4 a* V! q
- border-radius: 4px;
& P% D# g7 x3 l: |4 Z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- S; w# {! U; i2 C. M. u - padding: 1em;" \4 ?. N9 B: D$ N
- border: 1px solid #eee;
3 J! q8 Z8 M5 _, c1 P: J2 y4 I- v - display: block;
9 u8 k5 W7 O' s# |7 ^4 y - max-width: 400px;
# j, B2 G% s; N3 F - margin: 0 auto;
/ n, Q% z$ Z- D, ~5 x - text-align: center;9 T `/ A% M* M1 B0 u
- }
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& y ]0 h2 u9 x" z - li {3 s5 z" W3 v3 r, j
- list-style: none;" L( h0 W# C6 W" [. U$ ~
- -webkit-padding-start: 0;; o M, a# ?( ~
- }: {7 I- l2 Z0 t1 y. a3 p- F9 s
- a {
* @. Y2 K* q8 B& |2 W$ S) K9 g1 M3 \ - text-decoration: none;
. c0 @) f* `' {1 H$ g* K9 m: p$ m - color: #ED3E44;
2 {/ T8 [# U& P2 b! _ - }
- ?) S9 D1 H0 G& _ f5 } - .nav-item {9 q) l* c& \* W. I+ ` d
- padding: 1em;! U( \7 @& [2 v' I+ l" J/ B" c; X
- display: inline;( e* k8 b' L, a P
- } U9 F- I, s6 o. A
- .nav-item-dropdown {0 y* t9 `, t: Q6 Z
- position: relative;, E0 l- y8 {6 c" p5 I
- }
& A" C9 Q! H0 L - .nav-item-dropdown:hover > .dropdown-menu {( H+ A( ?/ |, Y; t8 c' [: S
- display: block;# S- t b! N) \
- opacity: 1;
: b) G) x; L4 P- i* v" a4 `0 S - }
. @( T; B% }8 R - .dropdown-trigger {7 J# Y3 y$ Y# k
- position: relative;
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5 X1 S E' i/ y) D% |" V3 n0 ~ - .dropdown-trigger:focus + .dropdown-menu {) Q8 F" u m4 P% x* V2 Y2 B+ ?6 c/ Z
- display: block;
- Y. n' F9 j' U0 \( B1 W - opacity: 1; ~! v6 z* K: O6 \
- }
# n* @4 o9 r( V1 Q7 T - .dropdown-trigger::after {
, q. ^- r" F+ E1 M - content: "›";
9 \' z j$ X5 M0 I! B/ g% I - position: absolute;5 k5 ]) x0 S' N8 G; Y" D
- color: #ED3E44;
/ {8 T" V4 }5 M - font-size: 24px;
6 M# h, d4 @0 _- { - font-weight: bold;
1 M4 K3 O R# t' h. ?& }% n) ?! H7 U$ Y - -webkit-transform: rotate(90deg);
. E( `* Q7 Y! C# m+ }$ ]9 j - transform: rotate(90deg);
O# T5 ]" _& \- g - top: -5px;
" t$ [; ?# u$ S - right: -15px;, s! }6 u! }9 H n3 T7 j
- }
/ ]6 Y* b/ B* L0 O/ d5 G" b - .dropdown-menu {
5 r4 F) G4 K( u2 ^" [ - background-color: #ED3E44;' w0 K, [2 G' t# g
- display: inline-block;
# V% M" R3 _6 v - text-align: right;( [) q& P2 m0 O% N' Z0 I% k3 y0 U
- position: absolute;
7 w, D' Y9 [ ]0 j5 a; I, v% u1 g - top: 2.5rem;
+ z, s" e+ _/ I# b1 [ c - right: -10px;
& t8 _( S8 F. O$ [ - display: none;& j+ |7 W# n; T: y
- opacity: 0;4 L$ K0 b2 v2 k( }) @
- -webkit-transition: opacity 0.5s ease;
1 m0 o7 u0 n; {; u) b! n% _ - transition: opacity 0.5s ease;
0 i) j0 h* }, m - width: 160px;1 @5 G$ W5 m- y" M; q: Q
- } P) Q/ R7 i4 T- D' m
- .dropdown-menu a {2 r+ \' }" q! o# S( n) r. [1 P c
- color: #fff;, W6 Z [' v6 m M8 _
- }
# G! `" |& r( _* M$ e - .dropdown-menu-item { a2 S& p! ]7 A
- cursor: pointer;0 @$ t/ B0 J; t& G
- padding: 1em;$ e0 ?6 N) A& u; k5 |; T; b
- text-align: center;/ H9 S/ `- h! G
- }) p7 W7 }7 N! \7 m( D$ \2 V: ^
- .dropdown-menu-item:hover {
6 T: b! D1 y$ V* _4 E( T3 X - background-color: #eb272d;5 n+ m4 K: R" p# d1 j
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 V7 L: h- l, ~2 ?3 g
- <!-- Checkbox toggle -->
1 V& }3 U4 @" c2 y. e - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- _7 Y6 @) H$ q; e' G# F w - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 i6 J7 K1 ~; _ - <!-- Content to toggle from www.mfbuluo.com-->
# z! V1 ] x* C, K" _ - <div role="toggle" class="toggle-content">
, R8 A6 C9 d1 z' m/ ?' n5 E - BA-NA-NA-NA!
5 r5 H( n) \) ] - </div>4 ?, m# ]/ `& ]' ?
- </div>
复制代码CSS代码内容如下: - .toggle {6 J; [, ~4 t9 M& j" Y
- margin: 0 auto;4 w" w* K. d5 n; y" f+ ]
- max-width: 400px;; l9 t& Y$ L. Z: c6 J
- }6 i$ P1 K6 e1 K
- .toggle-label {
, |. h6 Z8 e3 b$ g3 r - font-size: 16px;$ O, a" x0 ~. [+ D n4 j! i
- background: #fff;
" F3 `2 W$ X7 p0 `0 L& S - padding: 1em; [) _/ Q5 t1 G! e1 c7 m
- cursor: pointer;4 }' f0 l- _2 \! ?7 D9 }/ y
- display: block;
3 g/ X3 ~# A C; o! c. i7 O - margin: 0 auto 1em;
0 [- U, {& @( d* x - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 T0 L4 o7 Z" @3 P, h1 L& P' E
- border-radius: 4px;5 c# w3 R3 ~! n% x& O9 o
- }/ i5 f. Z, `" I8 j2 t
- .toggle-label:after {
9 R- J# s4 z# {2 g% } ` - color: #ED3E44;
% k8 F6 r2 X1 X) i - content: "+";) Q7 \3 d7 Q" ?
- float: right;
' J6 X6 A0 z/ p$ h$ } - font-weight: bold;
* V, \- t1 @7 \1 g0 x4 V5 L - }
6 A( O! s4 v0 f; H; H+ \+ ]. A7 a - .toggle-content {, Q) j, T3 U/ w- [9 n) m- T& L
- color: #B0B3C2;2 i! `# m8 S: ?5 [% L9 h& X
- font-family: monospace;5 e% j) f( Q7 E
- font-size: 16px;
; W! x: t \! p2 g8 r, c! m - margin-bottom: 1.5em;
1 m+ R) }: }9 P2 s* r0 y$ K: N - padding: 1em;
+ e: u, C1 r" V( c: l" Q v - }
7 ?7 L9 Z1 I7 g, L+ G& K# k0 B; [ - .toggle-input {& p) r6 n: m2 e6 M7 D5 O
- display: none;
% X6 v0 b" N; ~+ X" L: S, Z - }
! |; K$ M+ \. a# B - .toggle-input:not(checked) ~ .toggle-content {& m6 j1 r/ G# ]: A5 T7 [
- display: none;
- s+ h) b8 o0 l - }- \( E; B. B( d5 f! C( X( t
- .toggle-input:checked ~ .toggle-content {
3 M& g7 Q* E& l) m - display: block;
( b5 i( F9 g% c0 u1 B4 ? - }
/ C6 W- Q1 i& g* T0 Y! E - .toggle-input:checked ~ .toggle-label:after {+ F8 e2 D2 j8 `: X1 ]2 M- M4 B
- content: "-";! _8 {7 l! ~& s: c1 ]
- }
复制代码 0 _- }( V: {8 h* ^3 n: V8 @
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