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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!">% e6 O$ _# h# \! u& D! M! S/ W6 q
- Label for your tooltip5 C1 z/ N" i1 r2 _
- </span>
复制代码CSS代码: - .tooltip-toggle {
5 k. `2 i6 y6 I- |# ^; N - cursor: pointer;0 f+ q# [+ ]' K, @* P9 y
- position: relative;$ W( b8 Y) w, W9 C3 Q
- }
6 {% r: c% \% f4 j - .tooltip-toggle svg {8 A6 x& D6 j: p* G
- height: 18px;: v9 H* n: K% H, f5 O% L
- width: 18px;
) M( W( n' ? |1 K - padding-right: 0.5rem;& @% {8 U& _7 c- S3 Y5 Y# N
- }
4 u/ F$ o1 A% m, w o - .tooltip-toggle::before {
! @# i7 h% z/ }0 k( T' T( ~ - position: absolute;
0 H- X/ F& F# z8 e - top: -80px;% @8 m& G# x- I* m
- left: -80px;
" P) @/ e l' m6 M# O- l - background-color: #2B222A;
9 b2 T! N6 Q6 p$ M% u - border-radius: 5px;8 z. \" o" B9 ~* W1 O2 d* B
- color: #fff;' l' n' L$ p2 ~" n7 T
- content: attr(data-tooltip);
4 ?5 h5 b3 |% q# l0 Q# [ - padding: 1rem;% X2 ~1 H+ G: s6 i0 a/ _4 Z
- text-transform: none;
" N" j( m* V: O - -webkit-transition: all 0.5s ease;& ]( Q8 C: ?: h/ E
- transition: all 0.5s ease;$ y$ Y/ }1 x0 F
- width: 160px;
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- .tooltip-toggle::after { E# V! T! P# n; j$ f7 z* ?, r" r3 _
- position: absolute;9 O9 }9 f1 x7 P* m7 V; t: i/ u
- top: -12px;
5 ^# i7 I* V$ K r - left: 9px;
' Q' s9 c& \1 ?, v. O* z* F6 N/ p - border-left: 5px solid transparent;7 |# P% I1 f7 R& ?+ w6 ?: n2 g+ A
- border-right: 5px solid transparent;& C. |! q% V0 W( y
- border-top: 5px solid #2B222A;* g# [- }. k4 `4 Z' y
- content: " ";
! {$ [) e6 }# {/ U6 P3 k - font-size: 0;
/ I- h% ?. J, E( R/ r3 K - line-height: 0;1 Y0 \ x* l# R5 `0 o5 a( `0 @3 c
- margin-left: -5px;3 c, w8 {, J9 Y' p! A( H- I3 i
- width: 0;7 V8 ^- o* m( g0 D( }
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- .tooltip-toggle::before, .tooltip-toggle::after {7 I% Q# c4 j2 `8 y! M* o( O
- color: #efefef;# Q7 r7 R5 ~6 _
- font-family: monospace;1 {: C, M/ i. V% a, i
- font-size: 16px;! p' z, O6 A6 r% |& v2 K& K* }
- opacity: 0;" m9 M7 [' @5 E- Z4 x7 _; W
- pointer-events: none;" G+ S0 K! N4 x' r* w
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {2 z$ L0 q) {6 L* W, L0 I0 w
- opacity: 1;! C9 ^. b6 }3 r, ^
- -webkit-transition: all 0.75s ease;2 t1 v3 E) J% |0 `0 F
- transition: all 0.75s ease;
+ e1 P, o8 y: F* L" X2 x - }
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">) c' }+ I. r1 c- w( T& t- N+ Q7 F
- <ul class="nav-items">
' d2 _+ R% N% I; j7 L. U, U8 a: J+ D - <!-- Navigation -->3 {+ r; E P% a# R6 j; q! q% I
- <li class="nav-item"><a href="#">Home</a></li>) |- C5 R# \ Z4 Y: X* t2 K2 U9 `- _
- <li class="nav-item"><a href="#">About</a></li>! C; P/ e' t/ V/ G; ~) ]# o
- <li class="nav-item"><a href="#">Contact</a></li>
7 T! |5 \; E4 G! g- p' a( } - <!-- Dropdown menu -->
" c4 _4 {0 f$ T/ h+ c+ Z5 k4 P* Y - <li class="nav-item nav-item-dropdown">
4 |1 f) q3 W9 g# z0 J) V, M - <a class="dropdown-trigger" href="#">Settings</a>6 V, K- s0 z1 Z. C$ d: T
- <ul class="dropdown-menu">
& F6 s# I" J1 S& k6 o - <li class="dropdown-menu-item">
9 p: @3 c/ u2 u& R9 w3 f - <a href="#">Dropdown Item 1</a>& t6 ^) f% _$ A; T7 x0 t8 u
- </li>& B, X- C& J- _3 R8 L; t; Y" E
- <li class="dropdown-menu-item">2 H+ p# j) Q, L- X
- <a href="#">Dropdown Item 2</a>
# a0 }5 J* |, u8 l8 E/ | - </li>! F/ E2 G; I( F1 |: s; J
- <li class="dropdown-menu-item">3 H% l0 q3 S+ e+ I g' w8 E
- <a href="#">Dropdown Item 3</a>
# r& L8 B/ P1 Q8 Z - </li>
; J/ R5 k; \# Z, i" |& _0 t: i {6 k" a - </ul>) |- E x1 Z7 |$ Q; L
- </li>+ d- F! T1 E; a, S: n7 U; `
- </ul>8 L6 X6 U0 ?* \: l. m( k
- </div>
复制代码对应的CSS代码如下: - .nav-container {4 _4 N5 H$ u) ?$ T g
- background-color: #fff;
# s& M1 c8 B# W. N3 G. \ - border-radius: 4px;
0 z" u, O/ l7 M$ ` - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* G' [/ P# S- s7 ]
- padding: 1em; `9 X: Q6 T! G; }5 S
- border: 1px solid #eee;
, }9 J! n1 z" ~' \& s - display: block;& x& B v- k5 h
- max-width: 400px;
# l% }6 u2 Y1 k! {+ D - margin: 0 auto;
2 m" S: B; D9 R+ J3 ` - text-align: center;
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- ul,
7 w& l$ v8 v0 m - li {
# P X8 ^2 L( M6 Q1 X- Q: h" T - list-style: none;4 c: l7 C5 k+ j+ P/ E9 @
- -webkit-padding-start: 0;
, D w4 v2 e9 A8 x Z- s - }
. t/ N1 p* P3 i% H4 ^ - a {
0 _3 n' t9 U: S2 r6 g3 O7 ^( Z - text-decoration: none;& d, E6 K( ?1 \0 v# n( v' H
- color: #ED3E44;
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- .nav-item {/ C) ^' P* N+ o! B( y
- padding: 1em;, s: b* c; C9 L( w2 ]# v
- display: inline;
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( \, z2 F, [# I u0 w$ U$ ` - .nav-item-dropdown {& G* T! f% k3 @
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {- x) B" g9 \! Y8 J S+ \, E, F8 N
- display: block;: t9 M; _3 R+ K0 e: _3 B8 p
- opacity: 1; n% F! `9 X- V0 _; I' b
- }7 |0 Q+ F& e" [$ ?) e
- .dropdown-trigger {
) a1 [2 G" U4 Z - position: relative;& G* a: Y) J$ c- b
- }$ A6 t4 i5 Q# f- w8 F8 z
- .dropdown-trigger:focus + .dropdown-menu {
6 ? J: q6 B# S& f' ~ T* D( Z - display: block;# _8 t- ]1 M$ |( \$ `3 Q9 ^$ _
- opacity: 1;
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- .dropdown-trigger::after {& f. S" P; Q, s! s _" z
- content: "›";) R& @3 \- o0 S/ K* K U6 T5 \# q
- position: absolute;8 E9 G1 b: b) E& P9 c+ |6 [
- color: #ED3E44;+ O! f# c- m- [, K5 `8 V; u6 B; A
- font-size: 24px;- B, W7 @( F5 [7 Y L
- font-weight: bold;4 E* z3 ?* O9 ^1 i
- -webkit-transform: rotate(90deg);
, X0 a3 M3 t5 x, t - transform: rotate(90deg);
+ ~: `& w& {- ` - top: -5px;1 K" `* f( Z$ Y, n& q9 @8 g$ m
- right: -15px;5 C% \1 `* H6 _9 c7 Y; Z
- }
& b4 C0 i2 `6 V n* c - .dropdown-menu {
- }+ N/ b. E p5 n% M - background-color: #ED3E44;
0 ^6 h. ?9 P3 ?& N' w" b6 } - display: inline-block;% A6 P# t! g @3 F; J+ X
- text-align: right;
) i3 Z7 ] M4 D4 ` - position: absolute;
0 N l, m/ G* t7 h2 b: g" j - top: 2.5rem;
7 R! b1 r+ c0 _ P; v" I+ m Q - right: -10px;
+ E& \4 v. ^$ A/ }# l% e - display: none;
4 _* k% D. N0 t/ u+ L2 P - opacity: 0;8 P1 l7 @$ N: \! I( a3 Z7 A
- -webkit-transition: opacity 0.5s ease;* [2 R% T! e& Q- B: K2 O
- transition: opacity 0.5s ease;
( X" I! Q- [+ w! F" \( N( a - width: 160px;/ F9 i9 _/ S9 f9 j/ s+ k5 Z
- }
6 Y y9 W, d9 G, s" w& J2 V - .dropdown-menu a {, O, k' l. {$ s N; A. N# I: f1 c
- color: #fff;
- B" X7 M6 g6 U$ f" ^ - }
% r3 L" y( o2 g2 R$ U - .dropdown-menu-item {5 ]8 a! n! e; p7 q/ o" Y! f/ t2 ?
- cursor: pointer;
4 C! p+ u) G! F- _ - padding: 1em;8 a, F' f2 \. a/ u2 ^+ ]
- text-align: center;
: V! S6 V) t. Q: V( {! p - }
7 |9 ^' ?) U8 d% ] - .dropdown-menu-item:hover {, T3 }. m1 M" r6 d* j6 g ~
- background-color: #eb272d;
W6 r$ l/ {1 l9 I3 I - }
复制代码
5 d) l- A; u* J) D0 ^可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# B9 o4 n9 q+ G0 b. G7 K) R - <!-- Checkbox toggle -->" @' S- x' v. c) d2 U0 u* Y! V3 O4 \" ]
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> W# Z: @* \9 D* w0 O$ y' x/ I: K9 C |
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
2 Y6 c8 w: {5 L) i" G. d - <!-- Content to toggle from www.mfbuluo.com-->
* S$ t i& o6 M* r - <div role="toggle" class="toggle-content">
. }3 a" ?# [7 X' e) \8 [ - BA-NA-NA-NA!- y/ r0 k1 a; y0 E Q' X
- </div>
- ~' G. M' K# e - </div>
复制代码CSS代码内容如下: - .toggle {! z/ Q; Q# F6 s* B* |
- margin: 0 auto;
- C4 c. X; v; M$ o8 }* k - max-width: 400px;0 V2 o; F$ D- \8 {
- }
) ~+ v# a4 j$ d8 b6 O4 C8 X - .toggle-label {; a! N R% z9 g& \' X" C
- font-size: 16px;3 ~' h3 m) g6 L
- background: #fff;
" u& t+ @% V% P2 T7 t - padding: 1em;3 F% C9 }/ d/ h
- cursor: pointer;5 }# E# _( |( e7 B$ C
- display: block;
1 d5 W. @4 j( n! U$ x+ H - margin: 0 auto 1em;3 y% a8 k' a7 m4 }3 w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 W+ E9 o- W+ q% k# I - border-radius: 4px;
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- .toggle-label:after {" y& D- y! B0 \3 P' H
- color: #ED3E44;
4 E( X* @* ^/ c0 I3 d - content: "+";# h+ `8 @" Q J& q# y @
- float: right;+ N9 |2 s9 v1 d1 M! E) Q, g3 K
- font-weight: bold;8 C9 C# V; O2 ]) Z5 G4 E
- }( H$ t& D" y L. b; e
- .toggle-content {) [1 V& H/ M7 y0 e1 W
- color: #B0B3C2;
7 T a: J. l3 O- r& h% \ - font-family: monospace;+ d& _- s$ Z, g2 d, X! ~% J
- font-size: 16px;
# u5 u. l, y1 H' f' Y9 D G: v! h' z - margin-bottom: 1.5em;
* f; t% n. ]- z - padding: 1em;
1 B2 S3 z# E0 b' n' c/ X6 w* { - }6 C" O$ R9 X9 D9 r1 |9 |
- .toggle-input {* i* o2 Z u2 ^
- display: none;
/ {' J# I, w& j" ~5 K5 D - }. N$ z# w1 b- j2 q: F% l( v; q
- .toggle-input:not(checked) ~ .toggle-content {
$ I4 J, O7 k2 ]5 R0 a3 i6 l - display: none;
" S8 x' N# A f6 H3 |% Z9 i& t - }. W8 \7 e# X. e# `& r+ c" R7 n0 z
- .toggle-input:checked ~ .toggle-content {& Y1 {6 a) f/ H5 j% J6 z0 Z
- display: block;, w2 c! B2 C& b% N
- }: E' y* ]: d0 O1 f3 Z; {
- .toggle-input:checked ~ .toggle-label:after {
6 T# _$ _1 u# y' w) x# h7 m9 q6 `3 a% e - content: "-";
9 ~' Z \7 `. R# r4 R - }
复制代码
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