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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!"> e) x5 f% R3 l5 d( L
- Label for your tooltip
8 b% l$ a/ U( J( s- @2 s, W - </span>
复制代码CSS代码: - .tooltip-toggle {' i" ~2 ^8 w1 f4 [ Y
- cursor: pointer;
% O% x0 y2 t. C3 W7 h: R - position: relative;! I" q! l( [5 m
- }
$ _, k4 M( v2 e8 n ~ - .tooltip-toggle svg {
o4 C' U1 e7 x$ k4 m/ }5 ^ - height: 18px;
3 Z1 y5 f5 o& e) q4 a8 Q& h - width: 18px;- m% y8 p* J g" _
- padding-right: 0.5rem;3 ~- Y- W9 ^; C6 m7 r& F( S' ^
- }. m% E# e1 a8 O8 r; v
- .tooltip-toggle::before {3 {- e& R* s- X/ M6 X# O
- position: absolute;. s5 H" l5 e/ Z# J
- top: -80px;6 o, y8 B" t; v4 g3 `1 Z' O
- left: -80px;+ V e$ K! R$ m" d
- background-color: #2B222A;- o# B2 k8 i2 v: O& R
- border-radius: 5px;3 t) q# O# X; n
- color: #fff;1 F2 N+ J; c$ A3 I
- content: attr(data-tooltip);
6 j, Y% N( f8 H a - padding: 1rem;
2 i1 A* h* U+ n- ~1 |* k" N - text-transform: none;
6 }6 m6 X" J5 a- L9 x - -webkit-transition: all 0.5s ease; B: J0 \; S: m
- transition: all 0.5s ease;5 D! |4 S3 y2 G
- width: 160px;* R7 o% t: z0 Q; p
- }, f; F. N) W" Q2 n) V' D. g
- .tooltip-toggle::after {& }9 \+ T& D/ y) g- L: @
- position: absolute;
8 l. q6 M) O: M2 G! q - top: -12px;- T9 }! k! c9 u1 k4 l
- left: 9px;
8 Y' w0 \) w5 j - border-left: 5px solid transparent;2 i: r; }4 @. v- U) @" m4 F; M
- border-right: 5px solid transparent;& s/ g6 |* ~% }* ^1 ^) V; t
- border-top: 5px solid #2B222A;
- t9 G% r" X7 Y" ~& j7 |5 h/ a8 x - content: " ";
7 E! N7 ?' e$ e: U3 @ - font-size: 0;# m% \) z2 ~3 @4 ~. A; P2 d
- line-height: 0;
$ |( G. }% V- m4 H7 R - margin-left: -5px;. s9 Z* ]! S) @3 C4 Z6 y
- width: 0;$ _2 p$ g, L1 c0 ^4 j
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- .tooltip-toggle::before, .tooltip-toggle::after {
+ G+ g0 q4 u D/ p - color: #efefef;5 J) }! n2 i- t8 \1 `
- font-family: monospace;
! v/ e- Q" u0 t: s6 ?7 G* v - font-size: 16px;8 n! O# E8 J9 m* c
- opacity: 0;
$ e$ `' v0 j( T - pointer-events: none;/ u p+ n8 D- T
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
5 \3 u$ \! u' M. f3 F( ^3 ] - opacity: 1;; }6 ]) C" L1 A6 Q5 {
- -webkit-transition: all 0.75s ease;
2 D+ L; B9 T; G$ Q8 P/ J H b - transition: all 0.75s ease;
9 | m a( d- ^7 C5 ^9 Y1 o- C0 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">
3 J& z8 `' j4 v4 u - <ul class="nav-items">
2 ]+ j/ z' R8 U0 t' C - <!-- Navigation -->
$ |" e$ {/ }: n* F3 ] - <li class="nav-item"><a href="#">Home</a></li>
1 ], Q# K9 v' L5 w7 ~& I - <li class="nav-item"><a href="#">About</a></li>
# a* N! d& t \* u5 A - <li class="nav-item"><a href="#">Contact</a></li>
( l$ }6 G/ e9 J: t - <!-- Dropdown menu -->- w/ p9 z c/ a$ _4 J9 N- E/ c
- <li class="nav-item nav-item-dropdown">) p8 Z9 Q9 e, h8 _ |) w
- <a class="dropdown-trigger" href="#">Settings</a>) ?- ?* P+ J" ?6 U5 Q7 A! B0 Y
- <ul class="dropdown-menu">
: C+ M5 Z \; k* t3 m/ y - <li class="dropdown-menu-item">) F) X; v8 {0 G* x
- <a href="#">Dropdown Item 1</a>; G# c/ S6 ]+ O+ j; c- t
- </li>8 J3 Y5 a% i+ \$ \6 w) |
- <li class="dropdown-menu-item">
5 i* o; c$ L. {- l0 v - <a href="#">Dropdown Item 2</a>
D5 V5 ~3 E& U; p$ W4 E8 L - </li>
+ c) ^1 c( F1 L( M( z; f/ D - <li class="dropdown-menu-item">
9 ^ t' g+ Z$ D- F1 D- n; }. X W2 h. F4 D0 S - <a href="#">Dropdown Item 3</a>2 o/ u+ y" C8 ]- D: A: ?8 c
- </li>
' ^; }8 Q$ w; H. s2 f/ {5 b8 C( n% |6 d* ? - </ul>
) O$ \' m# i5 a5 H5 ]* x - </li>2 w. k9 z! V$ i$ h
- </ul> c% \8 X& r3 e# v, \- f# V4 z0 t5 x
- </div>
复制代码对应的CSS代码如下: - .nav-container {
: q/ H- u, y: ~" d! E - background-color: #fff;8 ^; R" t0 [1 N4 [) k
- border-radius: 4px;; F8 ?* h$ X5 z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 d4 ?/ _7 G S* z" i6 o6 _ Y$ p& V9 } - padding: 1em;
5 E5 a- \5 I9 c! m - border: 1px solid #eee; p0 \: T4 m6 R$ t
- display: block;
7 `& R7 J: x, j( F+ p7 T* w: W9 g - max-width: 400px;( W* Y9 z8 g! J# W- \
- margin: 0 auto;8 {* }6 c/ v: G% x" e
- text-align: center;' s% a: O: F0 e. t" J9 H) Q
- }
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- li {
7 z k9 `0 t8 ]! b" f - list-style: none;
* |1 S5 h: F( F' R3 V - -webkit-padding-start: 0;( z$ r1 ?. G1 M4 _
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- a {; P+ X6 X1 t9 N- d
- text-decoration: none;
4 M3 W0 ?; K1 R- ^# Q - color: #ED3E44;
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- .nav-item {
5 G. O- u% l) a M - padding: 1em;$ I2 A& G- i# N" D& t; s
- display: inline;* }8 z8 v1 y5 h' d' n
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- .nav-item-dropdown {
7 S/ L" q n* e* M7 `/ b( u9 W6 K - position: relative;
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7 r5 T$ B* w! y$ V: i - .nav-item-dropdown:hover > .dropdown-menu {
5 s7 n, j0 F( g* r* i | - display: block;# d5 }8 j' i! T! i% m
- opacity: 1;6 P* h: Y2 D- U4 X2 V& V& S5 _3 J
- }
0 M. p! Z1 ~8 N2 ]9 r0 E - .dropdown-trigger {2 H8 Q7 v9 d4 V$ y! }
- position: relative;
- V# V/ H5 M" V X" r - }4 Q! F; q; X6 m/ i3 n+ n! }
- .dropdown-trigger:focus + .dropdown-menu {
1 _$ K$ L6 S- W$ R' T6 j - display: block;
5 a- f4 G& A- L& w6 H - opacity: 1;
7 V/ q% D3 \: X - }
' s# W# z9 R* s7 S - .dropdown-trigger::after {; {3 \- N# c' c3 G5 c
- content: "›";
/ E* S" i; Q! |. ` K - position: absolute;
- ~+ Q! \6 j, U4 W" @ - color: #ED3E44;
3 J' M& P& v L0 S8 i( L& \, v) W - font-size: 24px;
' P8 d- \! o* d: E - font-weight: bold;) o j2 }7 n% `) J7 h# q9 s
- -webkit-transform: rotate(90deg);+ o- a8 p/ n6 b( k$ q$ [ P
- transform: rotate(90deg);
9 n8 r7 R8 ^# w - top: -5px;- r, ]4 D- K! W1 S
- right: -15px;/ J* G$ Y; a5 K6 m% U7 n) J8 `/ S, k5 `/ C
- }
4 ?( O! U- ]; S - .dropdown-menu {# ]4 ~) k5 P2 d: |6 j* G+ @
- background-color: #ED3E44;
/ x, A7 T+ C9 `$ y - display: inline-block;. S! r1 ?- ]2 ]- ^4 y: r& _$ [$ y
- text-align: right;% @: ?- L/ x9 l; Z/ T
- position: absolute;. ?6 g1 N, }; i9 k# l
- top: 2.5rem;" V; F. [& d$ V/ b$ s4 V) ?
- right: -10px;- K3 H& t$ u$ P! q0 A
- display: none;: { h. ?5 w, l6 j" N! A
- opacity: 0;' q6 A. V/ o* h8 f
- -webkit-transition: opacity 0.5s ease;
+ j. H" B7 s, X& @7 y' }+ e3 a - transition: opacity 0.5s ease;0 n; F4 ?9 k/ z/ e" e
- width: 160px;6 @% \, f+ \* l" W# C
- }+ J# _% D" s3 c9 i9 v4 c, u
- .dropdown-menu a {
# a: C2 x6 y4 n3 @; A - color: #fff;
# B. p7 n( x5 n) r2 P/ f8 K - }
! |' S! p8 ]5 P9 D - .dropdown-menu-item {
' x0 j) ~, n1 x8 x$ f; V - cursor: pointer;9 v4 i9 J. t* J3 A1 @1 Z
- padding: 1em;
" ^2 N+ v( \$ U+ o) K - text-align: center;
3 d. D0 T1 S( G/ o - }6 V1 V4 O% J: D# Q- V/ i
- .dropdown-menu-item:hover {
8 D0 M: \$ z, r: M - background-color: #eb272d;3 Q- W6 K$ p2 }; F; N/ r
- }
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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">
! ~; e* r$ x* p+ k& m - <!-- Checkbox toggle -->1 G f- r/ U1 q7 o2 z9 g
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
/ F. `: K( n2 u - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
& \6 L8 D6 `) M5 g3 {# h - <!-- Content to toggle from www.mfbuluo.com-->
- P& |, L: R" r3 G# G7 p& ?# {! Q5 e+ O - <div role="toggle" class="toggle-content">
, _, D4 P0 E2 V( E2 j2 h+ l; U - BA-NA-NA-NA!
) W2 V" v2 z3 i& A5 u2 J/ V# }- O - </div>
I5 g9 d. _" } - </div>
复制代码CSS代码内容如下: - .toggle {
; o4 T) [' Z5 Q' w) R! [ - margin: 0 auto;3 p' r5 l: ?9 U, w" d+ O
- max-width: 400px;
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- .toggle-label {, B- d5 N9 t4 y. ]+ k6 M
- font-size: 16px;
7 W5 s8 c- ]4 {: K x; Y; r - background: #fff;. k8 E$ H* x$ @5 j9 g* w
- padding: 1em;0 f1 J3 k% u: U0 O( x5 l
- cursor: pointer;
# ~5 x% X) T3 s - display: block;( I; m0 O4 ^( F$ N2 `" I
- margin: 0 auto 1em;% `! _, ^0 p! v$ V5 s ^% A1 d1 g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ Z, D5 Y# y( h/ G: u5 d
- border-radius: 4px;
6 u8 ]9 L* `. T: w& v+ z - }6 y8 [* w) @* }& z3 Y6 x" t% u
- .toggle-label:after {; V p* D. k3 L# v& @6 s
- color: #ED3E44;
+ u5 U5 p9 N. l# \: ^ - content: "+";' d" O) S/ o) s
- float: right;0 q: G" h1 v- n& _ r
- font-weight: bold;
! }9 K. k9 @2 c& c7 X. J - }/ `- D) F5 q2 M$ V; ]1 q
- .toggle-content {2 L$ C' k: p V' d
- color: #B0B3C2;
: p5 D: ^/ O# T6 H; x" `8 E - font-family: monospace;2 H3 `& e1 c0 d" U! c
- font-size: 16px;
+ Y$ {6 H8 r6 j7 ^% i: ]# Q - margin-bottom: 1.5em;
; {+ N- J/ ] s$ G - padding: 1em; s8 B& E( S% |5 \3 ~5 H7 R
- }
; j# v9 x& Q1 f! O* S5 O2 Q - .toggle-input {
3 Q1 j8 N3 r1 M' ]* S3 z - display: none; A( m2 n& Z L9 \2 z5 M+ n. X
- }( R. J1 o6 K! v* T- r! r# @3 v
- .toggle-input:not(checked) ~ .toggle-content {
4 y$ J5 L D m0 q - display: none;) |# ^+ x1 t% k% x. z8 I: T
- }
8 i9 l' _% Y4 R& V0 n - .toggle-input:checked ~ .toggle-content {/ n' E) ^8 |7 M3 O) M0 u8 B7 J8 H
- display: block;
9 i0 S" o4 x2 f1 {. t& g - }# {( M9 ? V5 f5 X
- .toggle-input:checked ~ .toggle-label:after {
2 D6 z. M R) A - content: "-"; F& c3 n) }/ m- D7 ~" h F
- }
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