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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!">
8 h4 Y4 C& o# O2 W! a - Label for your tooltip
& D& B( A0 r4 D3 g0 y7 e, Y$ E9 l - </span>
复制代码CSS代码: - .tooltip-toggle {2 J. \4 t9 a8 ?
- cursor: pointer;
- m9 z# C/ |/ L! ^/ _! W - position: relative;! k; |% I* {3 h8 X g% Q" g
- }3 J; r+ F2 F$ A
- .tooltip-toggle svg {# u7 G3 C6 ^) M R
- height: 18px;$ c" k" m' O/ _( l$ g+ \
- width: 18px;
# h. n0 b- T5 O8 M# b - padding-right: 0.5rem;9 L4 F' C7 R3 e8 J$ b7 a' g
- }* J6 Q2 O6 p* B+ R3 u8 ?
- .tooltip-toggle::before {
5 l' B1 |0 `! S - position: absolute;( H5 V" H5 e$ F# M
- top: -80px;
1 g' C7 U8 U. {8 k - left: -80px;
; a" i: S5 }6 f4 ], E' i2 x/ A - background-color: #2B222A;
- z# ^" {. s9 W, s! X, P# K8 n - border-radius: 5px;. j7 g2 d: E; f
- color: #fff;8 A, V& g5 A2 _9 R5 X* U
- content: attr(data-tooltip);
: g: Z! L; i3 C- R$ y R - padding: 1rem;
) B/ E" t4 r8 D% ]# w5 X& P3 E - text-transform: none;7 s( r3 U! u! ]) O; Z2 Q: ]
- -webkit-transition: all 0.5s ease;
2 }8 I4 G7 M+ w- @ - transition: all 0.5s ease;
, B5 q3 A- y: v, r+ q; C - width: 160px;6 G4 m( u$ K1 F! B. [
- }
) Y; M) W& {9 t/ E - .tooltip-toggle::after {
! c) u; y3 M) o% A t* k3 Z - position: absolute;5 v3 }2 I( ^0 K# G+ i. @
- top: -12px;; I* ?& T, \# X9 m7 U
- left: 9px;4 s, D5 D" H: p8 q
- border-left: 5px solid transparent;5 j3 J% c# ~2 ~0 c0 l8 e' D
- border-right: 5px solid transparent;
, r5 ?; E* N* r2 ] - border-top: 5px solid #2B222A;
5 V( I7 y+ F# d( J9 Z( n! B( g$ _1 v - content: " ";' R4 e' U) l- w4 `
- font-size: 0;# N: V9 N, ] G8 b4 S9 A+ a
- line-height: 0;
( B6 p H& n0 G% y0 X& K/ T, h3 P9 z - margin-left: -5px;8 v/ @3 H/ J4 z9 I& Q* ^- P
- width: 0;# j$ A5 @* R D; n; p5 g
- }- S& G# K! H' U: o" I
- .tooltip-toggle::before, .tooltip-toggle::after {- X7 R+ U! q5 d2 `% P. P* n
- color: #efefef;
0 T4 k* q# s9 o9 R8 b& i1 S4 {; ~ - font-family: monospace;
) ]: Q* K. w3 ~: G - font-size: 16px;& r4 V6 }1 x: V6 y+ K, O7 c
- opacity: 0;1 A/ E2 G) E+ L) J, _
- pointer-events: none;
9 F U4 R8 I. o5 R" M' m: E, [! w6 L - text-align: center;
# ]" S' P% v3 G8 o7 U! Y& }" G - }
+ S' m* n" A' _/ ^8 G9 e8 P, Z' N - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) W% }" e: s" } ^/ ^. y7 Q6 B% V# T4 h1 q& m - opacity: 1;
, K# P0 r# Q8 q i - -webkit-transition: all 0.75s ease;* r, u9 o& Q7 n. F2 e6 h9 T
- transition: all 0.75s ease;
; w0 u* i" v8 a# U$ b - }
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: R' `+ _/ ?% w
- <ul class="nav-items">' u$ S1 U& K L$ \3 o2 T/ F
- <!-- Navigation -->
, ~. G+ `. D9 j& L - <li class="nav-item"><a href="#">Home</a></li>
% j# |8 b, I' W( U6 G" B% ~ - <li class="nav-item"><a href="#">About</a></li>2 ^' T4 p& B" N0 A/ w0 R9 C
- <li class="nav-item"><a href="#">Contact</a></li>4 q+ N; x/ G( i1 |2 Q& x
- <!-- Dropdown menu -->
+ G% Y0 D1 m' ~* [# d8 ^! T - <li class="nav-item nav-item-dropdown">. {1 Z0 O* y' t. v4 W
- <a class="dropdown-trigger" href="#">Settings</a>0 Q6 G- o2 V, a2 O
- <ul class="dropdown-menu">$ V$ H# g" |% C- z- G
- <li class="dropdown-menu-item">
% E d- L1 Z) m; q$ z q- Z - <a href="#">Dropdown Item 1</a>
2 c8 H, {) A, K1 b - </li> G/ V) ]! |7 M/ K& d5 u
- <li class="dropdown-menu-item">
) @0 \- ^ u9 [$ }, R - <a href="#">Dropdown Item 2</a>
: b$ X3 c" U8 N8 x& I1 k; b) \ - </li>3 d7 B ~+ ~* B8 m5 K$ R
- <li class="dropdown-menu-item">* l0 c8 X1 ~( p
- <a href="#">Dropdown Item 3</a>
* R, G$ [6 g, [' B3 I - </li>5 a+ q9 y! H2 y4 g2 t1 W; O
- </ul>, }) Z6 Y+ ^" B5 W2 S" C# r7 Y1 g
- </li>
8 z3 T- q& o/ d4 L7 I - </ul>
/ W0 @$ [* W# S6 ~1 J - </div>
复制代码对应的CSS代码如下: - .nav-container {
3 |/ x. ^+ ?2 H+ B- b! w - background-color: #fff;
9 S" U7 g+ R. }6 p+ Q/ C9 X. C - border-radius: 4px;7 r+ k. e/ {5 p5 C) v9 Y. a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) G# \+ p0 K `* H! U
- padding: 1em;0 i6 N0 `/ |- L. E5 I: @ {& Y- j
- border: 1px solid #eee;
6 ?" T! }& |: c# C - display: block;4 T+ }1 j F! x) U/ c' x+ J% ]8 ]
- max-width: 400px;/ W c1 T& c: [" s" D
- margin: 0 auto;) `( S/ L& t2 V5 m
- text-align: center;
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- ul,
' M7 x( h0 v5 R - li {# K. _: ]' V2 Q" M! t; D. m
- list-style: none;
' p0 e; e/ Y& y* o' d# K! L: D - -webkit-padding-start: 0;( S5 M) f' A0 F9 |
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- a {
; r# C- F ?# t2 _5 v* v( c% L - text-decoration: none; V; N- a* {+ h8 Q$ p P" n
- color: #ED3E44;
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- .nav-item {9 ^6 r G/ b9 w* Y3 J- d C
- padding: 1em;6 U# r) M- h7 x& N, m6 y
- display: inline;+ r) @& e) t- G1 E9 a- u
- }
" n) E& T& g/ w, p - .nav-item-dropdown {
$ \6 S, K2 s% X - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {) D; C2 k2 s! z5 q0 o$ T
- display: block;
% Y; t( `3 f% y* P - opacity: 1;
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- .dropdown-trigger {; U4 X" Z' P7 v; M* Y0 C
- position: relative;& k' |/ Q n- X& f4 B
- }
. ^: g$ @, E9 g P8 q - .dropdown-trigger:focus + .dropdown-menu {
9 }( t9 O! z: { - display: block;
2 J# Z. H9 A% P2 }, h, T - opacity: 1;
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- .dropdown-trigger::after {5 ^" z/ r$ E# ^$ ?2 u
- content: "›";. Y5 B7 u9 J: s6 p9 u6 F: h
- position: absolute;
8 V$ I1 N- `8 E6 f- \" A( m+ b7 T - color: #ED3E44;% w0 e4 L+ o3 o: X4 m5 O, g3 f! j
- font-size: 24px;$ D, w2 n4 m! i
- font-weight: bold;
3 s5 L0 f4 h, v: _9 u2 I - -webkit-transform: rotate(90deg);
8 F2 D4 E, y" i! B - transform: rotate(90deg);0 E! H" B2 H/ @5 D u: L; v$ j
- top: -5px;
% l! E1 e/ I/ k& a - right: -15px;9 y9 d3 ~: k+ M* V; W! z& @
- }
( g/ B$ h- y. Y7 z3 F/ j - .dropdown-menu {' w6 r. W; r5 t, @9 V- `( A0 h) p
- background-color: #ED3E44;
7 W. Z+ X, t3 F; E% T* f( E - display: inline-block;4 h1 Z7 g ]# f; \) W1 j. t) t' M
- text-align: right;
. d3 f1 |. h/ J7 @ w - position: absolute;6 L# R z5 _( |2 G3 f; K8 n% F
- top: 2.5rem;
5 J& M& A1 Y i( _! _ - right: -10px;6 }) g X% h1 s! \- y
- display: none;
9 T0 k; n9 K( I& U - opacity: 0;3 k0 ^. b" r1 |, {( E
- -webkit-transition: opacity 0.5s ease;
: o; W6 @# G. d% ^/ k. } - transition: opacity 0.5s ease;3 H9 ~/ m7 E/ V* ]: \, _
- width: 160px;
# Y* e* O) V9 O) G; z& C+ Q# _ - }2 w. V$ w j( _
- .dropdown-menu a {+ r( R! y0 ]" i. W8 P1 b
- color: #fff;5 @' J* d- i8 o$ c
- }. U/ h$ D B1 k8 U
- .dropdown-menu-item {
% j3 {* r/ b) C - cursor: pointer;
7 b T$ G9 \' E/ G) y/ g2 l - padding: 1em;( [! W% q* x; f% E! _
- text-align: center;
2 r9 x6 @ S" l0 \) A - }4 R7 a! ^- o6 T1 {8 _
- .dropdown-menu-item:hover {3 L$ U4 l( \) O1 y5 J: C4 r
- background-color: #eb272d;
' [' Z2 c( A* B0 w - }
复制代码
; }& E6 h- J% w可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 C, y* A( _4 {4 ~
- <!-- Checkbox toggle -->
) m6 x7 k% J: ^2 i, v& `3 x - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: k+ v$ z2 F* ?! ^5 @+ m* ~. G0 W
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 m4 r# v6 m6 O' H4 A
- <!-- Content to toggle from www.mfbuluo.com-->* m0 D) ^4 P; d9 Z& F8 Y6 x1 R
- <div role="toggle" class="toggle-content">/ s! D3 S+ [( e1 ~, a* ]
- BA-NA-NA-NA!3 X( i) a/ T- o8 d
- </div>) N* E1 r1 y+ T- O5 j( d, s
- </div>
复制代码CSS代码内容如下: - .toggle {& S' w) m& O5 X2 s1 Y
- margin: 0 auto;2 t1 ~4 ~8 D9 D6 V9 z, l8 V
- max-width: 400px;
2 `/ j3 B, X8 a: V/ @9 |6 l - }1 A! y- S! t: a+ G: ?, {5 P% W( V
- .toggle-label {
9 Z* T" r8 T* ]; [9 Z - font-size: 16px;
+ i+ X) G, o7 g( R - background: #fff;, \( P0 x0 H7 |' Y8 j, J' J y# {7 Z
- padding: 1em;4 R" C+ p+ g& H" e4 l% }/ a% p; D& {6 m
- cursor: pointer;
; X. v9 t( m( {) x! h3 T - display: block;
. o9 B$ r/ ]/ r - margin: 0 auto 1em;
9 g$ e: E" [9 @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 }* `, A/ B& x# \# @2 A5 O - border-radius: 4px;' A: F/ X) @$ a; Y0 {$ E
- }2 f# x5 h/ K H) w' Q9 u
- .toggle-label:after {
! ?( s% a8 O4 @8 w% v - color: #ED3E44;% @4 F' G9 n+ _9 t" q
- content: "+";
& }: [/ K* q1 ~+ M - float: right;
5 n* ^* l8 v! o$ I/ {8 w - font-weight: bold;
7 P' |, ^ x+ k1 [ - }& [* l: ]. t& K1 f$ l( | _% o9 D4 L+ A
- .toggle-content {, U& D# x. w3 n
- color: #B0B3C2;' R+ u4 S. g3 B
- font-family: monospace;* M4 E1 g' r; t/ [1 `; c/ x% \6 t
- font-size: 16px;
% W' L( i: g& a. W. Z - margin-bottom: 1.5em;" P' u3 ?; o' u1 T+ g3 g
- padding: 1em;: e% A, g% H* [9 B# c$ N- f6 h h
- }
4 X) e( e5 D: h - .toggle-input {- `0 L( ?( y8 N5 t6 M
- display: none;$ U- O5 s1 {$ |# v7 t4 n- w8 }
- }6 a; W% g3 L8 \) y/ i
- .toggle-input:not(checked) ~ .toggle-content {" @7 r; T7 T( z; H7 U
- display: none;
% b# I1 f* i7 e - }
+ a9 E2 t/ V' l* O6 w; N# r* D - .toggle-input:checked ~ .toggle-content {
: J6 O* h" \! D0 T6 n0 S/ D; I - display: block;5 A. @+ O# s) v/ N2 I7 r
- }
4 w5 k4 S7 W! Y7 T - .toggle-input:checked ~ .toggle-label:after {: t! ?2 e' K2 T9 J0 W, ^4 Z& X! K
- content: "-";
# R6 v2 `% L5 s, [! m" Q$ P/ l - }
复制代码 ; @& l+ u: V. C* k9 ^' C0 y2 l
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5 ~7 z, C( O* }' ]" x; v+ ^% y' m( P9 M& k% V& T
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