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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!">
1 k( d1 T$ R1 t) G n1 ^ - Label for your tooltip
, Z# c& }: M, l- \5 D" W8 H3 |; K - </span>
复制代码CSS代码: - .tooltip-toggle {0 Q/ x3 _. w: G1 E9 r9 ~' @2 X
- cursor: pointer;
# T1 L- u, I' H0 Y) ^# k; ? { - position: relative;
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# U' i" H g' x6 M+ T& ` - .tooltip-toggle svg {; d. U! M: }! H( `( J, V
- height: 18px;
" s2 l" D& ~9 }7 c F; C$ w9 w/ ^ - width: 18px;! k% ]+ g9 j v+ g
- padding-right: 0.5rem;0 P: G) `' C5 Y U
- }+ j" o2 ?6 b3 M* {& s
- .tooltip-toggle::before {
/ U/ L1 a3 b" [' L! i - position: absolute;
% B; W% J* A+ ^/ V - top: -80px;
" S/ K" F# Y$ H* E9 H7 H& y - left: -80px;4 U( ~, _4 A! H9 O! j* a1 k# f$ u
- background-color: #2B222A;
9 c3 w9 E- X6 M; H' B - border-radius: 5px;* v3 }8 D. x( N0 S3 m5 I% X
- color: #fff;, B, f0 V( u- n0 d+ r; Y. V% i8 H
- content: attr(data-tooltip);
7 |% z. C) N* ?* d' T6 D: i - padding: 1rem;
6 S# k" {6 a6 M# U - text-transform: none;
2 u: u! f2 d# N6 V - -webkit-transition: all 0.5s ease;. l# y( v T+ b% m% n
- transition: all 0.5s ease;& f( y- u/ p+ F9 Y5 }; t* j
- width: 160px;- g) \8 }' P( j4 t- b4 V
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- .tooltip-toggle::after {
; f& N$ [9 e5 a - position: absolute;: N1 w# b s# M% N. Z0 [/ K
- top: -12px;
6 O T f0 U! M - left: 9px;5 g- J* s" K5 n3 U9 }& k
- border-left: 5px solid transparent;
# `! Z! D1 ~+ x; b6 C9 U( E - border-right: 5px solid transparent;
9 D3 q! \* s* M - border-top: 5px solid #2B222A;0 }5 V4 w3 W) v0 T( A/ p6 w+ H1 l
- content: " ";
& }% `' S: ]. B" N - font-size: 0;
1 ^ `2 Q9 l7 F( S) K - line-height: 0;- B) s: p4 B: \: }* u
- margin-left: -5px;
; ^0 v2 Q0 e# B& S - width: 0;* z6 F/ J V' F+ C
- }
3 E, u( W( M1 O& ` - .tooltip-toggle::before, .tooltip-toggle::after {
" J# R. @! h1 c. X& ~* W6 Z - color: #efefef;6 l2 v/ R2 L) W# `9 G
- font-family: monospace;7 E3 w2 {+ c6 t1 }
- font-size: 16px;
1 K& L* |! g \" s6 M, d) \! c+ h - opacity: 0;
1 Y- R0 N( S, Z# \ - pointer-events: none;- k: J( ~: \4 U8 y8 j2 F
- text-align: center;. H, `" q2 S, N- x2 Z; }* v( V
- }
& L8 }1 A% Q7 e) p# G - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# p6 j5 B9 q+ A& L
- opacity: 1;4 f1 R9 B7 L) ~/ u
- -webkit-transition: all 0.75s ease;" U$ x2 c6 G7 E$ }
- transition: all 0.75s ease;
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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">6 [+ K. u7 _& [& _0 M8 X5 h' y- d
- <ul class="nav-items">% I3 s# X4 W0 E- D, W9 q$ ]
- <!-- Navigation -->8 v; D- x/ U5 ~
- <li class="nav-item"><a href="#">Home</a></li>
. A, \4 H5 j- h& F; l: V6 J - <li class="nav-item"><a href="#">About</a></li>
6 O2 n1 d, o* g - <li class="nav-item"><a href="#">Contact</a></li># A1 E( }: @' u0 H8 n
- <!-- Dropdown menu -->2 T- U1 B. I/ R4 l8 E# c7 o
- <li class="nav-item nav-item-dropdown">) u+ H: Z5 s1 G6 T
- <a class="dropdown-trigger" href="#">Settings</a># J" r/ [ |0 M. x0 d7 w
- <ul class="dropdown-menu">0 U1 z( b' x3 Y) g
- <li class="dropdown-menu-item">
. U/ e0 s: G6 V9 V$ x! v. n3 W; R - <a href="#">Dropdown Item 1</a>
$ Z5 g, a; I( V - </li>
8 G4 `5 K3 Q. _, @+ M. Z - <li class="dropdown-menu-item">% a/ |; D" U7 z/ D
- <a href="#">Dropdown Item 2</a>* P4 w: S- o+ N3 a# R5 @& {3 j
- </li>! i$ {4 F, }* X5 F& u8 ]. d( I3 _. w
- <li class="dropdown-menu-item">9 O9 d. X; j7 Z, ~( \
- <a href="#">Dropdown Item 3</a>7 |; L# ~) v9 g- ]4 l) M! q# y4 d
- </li>
% W4 E! ^5 u+ O, t - </ul>
4 o( T" q+ z' Y/ V, P% { - </li>- ]4 H/ g. H6 Z0 Q
- </ul>& E4 |+ X* H% s0 |/ }2 c
- </div>
复制代码对应的CSS代码如下: - .nav-container {2 Q5 [1 Z% v, f2 p
- background-color: #fff;" {1 R3 N3 b0 X7 i4 B- G k
- border-radius: 4px;* ^3 D7 c( K9 Z2 u
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' u: C' f' ~$ ^5 G0 E+ W - padding: 1em;
* m9 V3 k; Z' _( |5 d- c! V - border: 1px solid #eee;
) k9 m" r7 x, p, t* ` - display: block;
S/ y& K! x" U5 B3 w9 ]. j* Z - max-width: 400px;+ ^8 H! R4 x' X' C
- margin: 0 auto;
" k6 }7 \9 _2 g: A, ?& p/ t4 |( W - text-align: center;6 y: ^+ G% N2 Q j
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- ul,
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- list-style: none;
5 h. c2 ?& C: y9 V' G4 `5 T - -webkit-padding-start: 0;3 r6 |3 e* C5 X9 X/ k% g) G
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- a {# }7 G k" ?* O' r8 ]
- text-decoration: none;" a" ?; W# V' g1 G( c/ Z
- color: #ED3E44;
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' \* b9 y5 _) Y7 }/ B - .nav-item {
0 _7 Z$ ?( S+ I% G/ S - padding: 1em;& W( D6 g p1 ` V8 ?
- display: inline;) W, |' R$ N R
- }
; v9 Z5 [- ]) T4 |+ |4 X - .nav-item-dropdown {0 Z) G* p3 v: z( h D
- position: relative;- S$ |" c) N5 w0 E8 p$ ^
- }
( V4 Z! O/ W, j8 u8 E9 z - .nav-item-dropdown:hover > .dropdown-menu {4 S W% L( \1 S3 E/ m" t+ D
- display: block;
; u" t5 X; u1 |0 O: f. ?# ^+ M% `; C - opacity: 1;
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- .dropdown-trigger {
3 i* ?! q. |" [* r - position: relative;. c. V P2 r8 t% l5 c" J
- }
7 c: Y2 ]8 x( G) g4 B; ?7 M( F- h( R - .dropdown-trigger:focus + .dropdown-menu {! C: ?) u' b; m" D
- display: block;6 F4 t7 v5 }$ `4 P" }* G
- opacity: 1;
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- .dropdown-trigger::after {
0 M' u# N9 z. h$ u6 \ - content: "›";
1 _6 a) Y+ ^5 t- f4 ^ - position: absolute;
, ^# f, E0 N- z - color: #ED3E44;
; Z7 Z% S7 A0 H - font-size: 24px;
0 N& t& {8 X3 J2 I* j - font-weight: bold;- i- a/ [3 Z" g# t9 R! |( j8 H% L) x
- -webkit-transform: rotate(90deg);4 V& q) h4 q. n$ _" X; q
- transform: rotate(90deg);$ o" I# N5 W$ o" l% P
- top: -5px;4 v, e, m( s( h$ O
- right: -15px;, Z* H9 X4 {( t+ G
- }$ a5 s# w/ q" w$ A
- .dropdown-menu {
/ y8 A, {! f# A. r' R6 a% Y - background-color: #ED3E44;
1 e, {4 z+ h1 m, Y* q% Z - display: inline-block;9 w5 e1 `9 \' K' o p5 n+ u
- text-align: right;
5 y, y/ c7 f$ h$ g - position: absolute;
4 q& b9 k; x% ~# D C: U6 E& x- z1 S - top: 2.5rem;
9 }* ?1 h q' {- A1 I# G$ h - right: -10px;
0 `7 _1 q: Z2 J" ?3 ]5 k$ C9 _+ R! J$ m - display: none; @3 T- T" Y, K# U
- opacity: 0;* x+ G, a% m, S, |3 a( z3 _
- -webkit-transition: opacity 0.5s ease;
" \. G1 B" ]# c7 ^; I - transition: opacity 0.5s ease;, ?9 J. y8 [# F3 n8 Z
- width: 160px;
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- .dropdown-menu a {
: u# F$ X* S. i9 t5 \! S" _! |1 W - color: #fff;5 r) h+ X9 F" i* @
- }
7 o. d" N2 M" _ - .dropdown-menu-item {
0 a- @- E" o; f0 e9 q: a) z - cursor: pointer;# v/ G* V1 [, {" E: D7 F
- padding: 1em;
5 Q, Q [. u* {4 _" N2 c" F& I - text-align: center;7 ~! }* S6 T9 e( }% F
- }; l8 D- x5 T$ X
- .dropdown-menu-item:hover {
0 y6 v! O/ P5 Y7 d - background-color: #eb272d;
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复制代码
; r+ W# t* X8 W7 V' v9 P& V可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">" R6 N0 y4 z7 X" P! }8 L* T
- <!-- Checkbox toggle -->
/ |& L3 V8 A* P( ~& O - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. \8 G4 ?- `7 u1 ~1 s% A' T
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
3 ]+ @) o' w5 r. p0 c/ w - <!-- Content to toggle from www.mfbuluo.com-->& q. l: v2 ^2 g+ H5 f+ a3 ]9 A
- <div role="toggle" class="toggle-content">8 b$ d6 G. ~ Y
- BA-NA-NA-NA!
* _* c: s- b# E8 ]+ K5 o% k - </div>5 M6 Y# E$ s, b, W0 a k
- </div>
复制代码CSS代码内容如下: - .toggle {
: C0 E5 H9 C2 Q [3 D - margin: 0 auto;
. U- J8 S5 n. Y. T. G# B - max-width: 400px;; {3 O2 G. N# f9 _; p+ b# x" K2 { I
- }
7 ~/ D4 z b9 ~: Y/ ~6 P% { - .toggle-label {3 ]9 h* e G+ X/ `0 w4 u
- font-size: 16px;
- Y, s* a1 E7 ?' q$ @% V8 u - background: #fff;
7 T/ v. _+ T& h - padding: 1em;
* g( S0 w! p3 W4 _8 }4 w - cursor: pointer;0 S3 g9 i8 Y- c9 h- t
- display: block;+ m$ d1 I Y% m2 x- @' \
- margin: 0 auto 1em;' P/ J4 p% g$ q) A
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( b6 H7 s( F- w% F1 K" _. P% z9 ? - border-radius: 4px;6 c" q5 j3 z3 `+ b8 E/ F( x6 I% m
- }/ d$ @! I" y# o K3 X
- .toggle-label:after {
8 D4 p- A8 o3 U# H; e) r$ M - color: #ED3E44;4 m+ A/ A( q! ]7 B$ M! w- i4 W! z- `
- content: "+";
* k+ H+ p0 @' {$ M - float: right;
5 y4 J+ C- G& s: L$ @5 }( Z6 B - font-weight: bold;
6 z' d1 Z% E6 l2 E/ L - }7 I1 P \/ N3 N; z
- .toggle-content {
4 R7 q. i4 K# L+ }* @% d. Q: Z - color: #B0B3C2;
; P0 S( L) J8 Z/ r0 }9 @4 c - font-family: monospace;( R# \+ Q8 ~. X+ A, v6 G
- font-size: 16px;3 s9 D3 `( {7 X7 ^4 Y- Y
- margin-bottom: 1.5em;
) X+ _. d' o' ~% { - padding: 1em;
1 x: S; o6 T) J" n" Z1 p& P8 F - }
; t1 m( t p" ^( { - .toggle-input {
; u" O: a% N4 c$ s; u - display: none;% P, y" s" ]9 {+ P# K, Q1 ^
- }% T$ [) X' T/ b9 M2 C) R
- .toggle-input:not(checked) ~ .toggle-content {
3 ~ c9 Y; R- q1 d: F3 o& a, L% M - display: none;
9 l6 b% Z6 n4 R, Q. z) Y+ t3 A9 I - }; t- l4 W2 z* A I( j
- .toggle-input:checked ~ .toggle-content {
4 d, l) a" u Y' x* X - display: block;
, B4 _- c" z3 ~0 [* y. w* R - }
' p. e/ E0 p4 B6 s - .toggle-input:checked ~ .toggle-label:after {
, Z0 `) k! p8 a2 |9 U" ^ - content: "-";: A* A, d K/ H2 [6 j4 X
- }
复制代码 4 N2 C* l" Z* \3 q
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