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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!">
# h! I6 O) ], b- P - Label for your tooltip! u. R7 @( P) W- M
- </span>
复制代码CSS代码: - .tooltip-toggle {5 W/ ^$ q0 d7 I8 w% e
- cursor: pointer;
3 T" Y, P1 | j7 Z - position: relative;
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. x& k6 D4 C, N( I - .tooltip-toggle svg {
R+ B/ M1 l$ T# q/ X- \ - height: 18px;# w2 i' h: h$ t/ p+ _; Q
- width: 18px;6 B3 n8 W$ C! W
- padding-right: 0.5rem;
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+ n: e4 n( [# W2 \( h+ c - .tooltip-toggle::before {
: A5 J5 R& _/ l - position: absolute;
/ v r3 o, O' F4 ` - top: -80px;
! ]( W6 ]4 c# }8 }8 C& A" r - left: -80px;
5 P& _9 P* o8 U2 c l' M7 D - background-color: #2B222A;
& J( `) M: O* h0 y) [' V# b7 ~ - border-radius: 5px;- c) f7 T4 u# _. }5 l5 z6 I
- color: #fff;. y$ G0 d2 P9 M7 G
- content: attr(data-tooltip);
1 z" J) n3 f) \- G9 B4 m! S - padding: 1rem;
6 F- `7 Q$ J2 P5 ~ - text-transform: none;
8 V- F" n. d4 ~2 v, h. c - -webkit-transition: all 0.5s ease;
- g' ?1 n; P4 h6 a3 t& {1 D( ` - transition: all 0.5s ease;0 y3 Y) f" D% F# Z5 e5 ~
- width: 160px;, R7 q0 y* R0 F- \6 b
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- .tooltip-toggle::after {* f+ t. z9 f1 w6 `' R1 }: O9 ]5 b
- position: absolute;
" y) _- @& C, x& X, |" t - top: -12px;
: U% m. _% T1 h' v - left: 9px;: T0 U5 Q3 Q5 N ^: G# k
- border-left: 5px solid transparent;/ Q! ^3 X5 L8 G9 M1 K
- border-right: 5px solid transparent;5 q! L" R+ w0 \& E5 Q
- border-top: 5px solid #2B222A;) @* m& H+ x2 u5 ]# ~- H9 g8 L A, X
- content: " ";7 y. X& G8 z4 V& G
- font-size: 0;
; j) Z8 O0 K2 }) G( N+ m3 M; i1 C - line-height: 0;+ ?( _ ^- Q) Z% Q
- margin-left: -5px;7 m$ p- u& D9 F# h1 o
- width: 0;& K) K2 @7 R/ u: L- F
- }
+ i* i6 w% |7 ~: W% Y( K - .tooltip-toggle::before, .tooltip-toggle::after {4 @- d. F! q. W" Z; `& R' U
- color: #efefef;
- H7 z4 m6 T, N; X - font-family: monospace;
' V$ s# D& O% m; A. l - font-size: 16px;9 @, p6 b; S& |0 H
- opacity: 0;: v$ F! V( K; h' Z$ O& e
- pointer-events: none;
( h9 n3 t" b" C1 \ - text-align: center;9 q8 U) u& H6 |+ B
- }
* N1 I2 a% ^7 c - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 ~1 [( }! e- I
- opacity: 1;
- O; @7 K1 U; P0 [& ] - -webkit-transition: all 0.75s ease;# b, N' R+ h3 h8 T! ]/ b6 Y% n9 w6 T
- 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">
* \3 `" {, j# G/ q8 [ - <ul class="nav-items">
+ Z8 a) c: `% K+ [8 \6 h - <!-- Navigation -->$ D$ `* k/ |. L+ w
- <li class="nav-item"><a href="#">Home</a></li>" I+ U: K- w& w2 n9 G6 X# Q
- <li class="nav-item"><a href="#">About</a></li>$ S1 I. ^, a7 y+ y
- <li class="nav-item"><a href="#">Contact</a></li>
2 j# b# @# G6 c6 H4 B) n; U/ V - <!-- Dropdown menu -->+ k; w2 E4 E" M: ^
- <li class="nav-item nav-item-dropdown">
, {+ {/ c7 N+ b* @. l+ x3 f' H - <a class="dropdown-trigger" href="#">Settings</a>
% s. {1 d- f2 p/ h( E5 O" q - <ul class="dropdown-menu">7 l/ H8 S, S4 Z1 T/ m$ {( S1 B9 \
- <li class="dropdown-menu-item">* ?2 z% ?- q" D; L) d
- <a href="#">Dropdown Item 1</a>
, J/ X7 t# r' V; v: I - </li>
2 F5 m5 l6 i' D# d( j& z# R) x* s - <li class="dropdown-menu-item">9 D, y# Q: S# a3 k m9 [
- <a href="#">Dropdown Item 2</a>$ N: c! D0 @2 b' s
- </li>
" V' [2 \# R: E; f - <li class="dropdown-menu-item">
; i, D( i$ a1 k0 m4 \ - <a href="#">Dropdown Item 3</a>" ?6 T& H- V. C1 f6 e
- </li>
/ X5 Y+ c* L+ B9 I$ f1 D/ D - </ul>! S7 m- r1 K( q9 \) ]5 |
- </li>3 N( D. g$ |7 \. ~7 b5 \: U5 u
- </ul>
. ?% V: M/ S# o. U- t' |6 L - </div>
复制代码对应的CSS代码如下: - .nav-container {
Q9 D/ f# U: _4 V: ?/ T+ i0 ]/ ] - background-color: #fff;
' i* `. E8 @) x7 o7 t- a$ c1 P - border-radius: 4px;
+ n6 \/ \ X" j# _9 @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 ~- t2 P( \9 T x% c
- padding: 1em;5 S, d8 ]4 B; A" Z& y" D
- border: 1px solid #eee;/ i; l1 }5 ?" x5 u/ M) j
- display: block;
! E I q! ?$ w, K - max-width: 400px;2 Z) @8 r* K7 O
- margin: 0 auto; D" I+ u5 ~) g/ V/ N
- text-align: center;9 m4 l) ?& k$ v! D! k/ G
- }
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- list-style: none;$ \6 D* P' G& @# w
- -webkit-padding-start: 0;+ z% w, v2 B& O. G/ Q
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- a {
" h- r* X3 ^+ R$ g! n8 K - text-decoration: none;5 T, k& q0 [% c$ ?* s4 ^9 l# A
- color: #ED3E44;' e3 Q% B0 l: O' i Z0 l
- }
' ], X8 C: }. h) w- o7 } - .nav-item {0 O" f9 U1 P' u7 L( l3 `6 N* L' U
- padding: 1em;
( `! }, ~9 |. R8 b: D - display: inline;
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& K; \0 q& g) N" x \$ @ - .nav-item-dropdown {
; [- a" _4 @3 s& e; o) u - position: relative;, B8 N7 [& k7 u* y% j
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- .nav-item-dropdown:hover > .dropdown-menu {
) u& m" r7 ^3 P: D5 d, O1 e - display: block;
/ N/ e5 n' }9 H# o3 u2 V, P - opacity: 1;
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- .dropdown-trigger {/ C" I* Y# e. @* `
- position: relative;6 C# g; }* o: T, r X5 b$ W+ u
- }
% A3 d) X+ g0 G" P% M% e3 q" L- r6 U+ B - .dropdown-trigger:focus + .dropdown-menu {' W: |5 D: b D1 {* A
- display: block;1 e& Y1 m) n: u/ [4 i, @$ P, H
- opacity: 1;
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+ Z$ P; ]/ R; I% n3 H6 C) L8 ~ - .dropdown-trigger::after {6 K" \ o) N3 o, E2 G, G; b" O
- content: "›";
# |: y1 ~4 N- c8 z) g1 U* @% h* ` - position: absolute;
+ e0 `) V) q) _! t& O6 P# c - color: #ED3E44;7 A, {8 S4 Y$ k) s4 B. V! v. @
- font-size: 24px;. p2 v* Q+ x% E1 D# T% [: k
- font-weight: bold;1 H2 G0 z* {9 n4 V. Z$ X: t
- -webkit-transform: rotate(90deg);
5 U( @: i, a9 n - transform: rotate(90deg);
. r+ T" n8 h3 t+ T( @; I - top: -5px;5 R' V( Z9 f! {5 }4 l% J7 C/ }: V+ B
- right: -15px;5 ~9 B' L4 Y! [1 R
- }
7 B0 ~ C1 |# k& Z - .dropdown-menu {
' h" }! a) F8 J8 }5 M( w - background-color: #ED3E44;1 `) k: I' H( j& ?9 M
- display: inline-block;
6 ^8 t5 R M; j6 q7 B0 } - text-align: right;# |# e) N* ]/ C; L
- position: absolute;
, d8 v! i6 X1 d( @ - top: 2.5rem;4 O: T# l, G7 V/ [* t4 i, z7 [
- right: -10px;
3 n9 o m/ e. @. {1 F - display: none;" q' s& B' |6 y
- opacity: 0;; u& q0 T! i* V) t {
- -webkit-transition: opacity 0.5s ease;: q2 @3 j( y5 f! t9 P% H$ i
- transition: opacity 0.5s ease;* m# z) n8 X @2 q5 p: W6 E; R* g4 v
- width: 160px;+ k4 r; N" c" A1 F C) I% v
- }3 g& S, B, T2 G* T
- .dropdown-menu a {
1 P8 x1 X9 L; [5 g# W* N% X - color: #fff;. e9 b7 O8 H1 [* d
- }
- L w6 [( }9 _9 ?9 ] - .dropdown-menu-item {
W/ V. l) O8 o1 ?- a" s* X - cursor: pointer;
9 l7 m; s. s5 d) J$ |4 z: ^% o - padding: 1em; K; k% N! r/ `
- text-align: center;
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- .dropdown-menu-item:hover {
2 n/ A# i0 d% t' V O/ b- g - background-color: #eb272d;
0 [3 D: S: n7 e D - }
复制代码 9 o R; {! a; `( [( o
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
, g. p- @" S2 o$ e, N3 p - <!-- Checkbox toggle -->6 t' f- @6 `2 M, E2 Z- n7 m
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ m( ^4 w$ b, r" }% n
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
7 i+ e. A( i8 f - <!-- Content to toggle from www.mfbuluo.com-->/ h8 b! j1 E( {& r. q5 x
- <div role="toggle" class="toggle-content"> b& n5 x1 o. }* t+ k. d
- BA-NA-NA-NA!
3 e4 e$ v" b' x% K4 O. } h - </div>
) q1 Q2 A' @2 Y3 f9 `( ~ - </div>
复制代码CSS代码内容如下: - .toggle {
, B9 m- E( d2 W0 n9 p/ r% {! i6 e - margin: 0 auto;" h/ k2 R9 W2 V% U# h1 r9 V* X
- max-width: 400px;
! H: H9 D% A S' ~; e - }
2 @ Q* _, L" p - .toggle-label {
0 s/ b: p N2 O- F$ ~' E; ` - font-size: 16px;
/ p7 D8 e% z( I2 N - background: #fff;4 g- C2 C: t' ^# \- ]
- padding: 1em;
+ B! d4 o2 t) E" ~3 s4 o - cursor: pointer;- [1 A2 O S( ^( `. {. p) r5 r
- display: block;' N: ?6 k7 L( \% K! m* u
- margin: 0 auto 1em;
! ?: x* z% U4 F9 s0 ?/ ]$ S! U- _( N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! G* ^+ k. F5 j - border-radius: 4px; V* I3 T0 I/ H9 ]2 ^# M
- }
) f% r0 V. ?/ e4 i - .toggle-label:after {
, g( K, |! ?4 V - color: #ED3E44;
" E2 U* L6 [# C' o+ D* [ ^4 h- ? - content: "+";
4 o$ |9 e- X5 n' A) T - float: right;* E" ?: J9 |' f$ g) N& p( |3 |
- font-weight: bold;0 P( ^$ F& I5 Y: Y# q: P; E
- }
- V2 p R4 e2 R. e - .toggle-content {
4 v7 l, H3 J, z0 d - color: #B0B3C2;7 {+ O5 d1 }+ Q: @' g# t/ I- V7 B
- font-family: monospace;
& N! J# Z% `( Z2 r5 M: k# s( _ - font-size: 16px;
" a( C: ?9 h0 f+ [7 @3 [8 { T0 M - margin-bottom: 1.5em;
1 R* g. b, m0 d# R - padding: 1em;
1 D2 j5 S* W6 D& F - }) a0 q i+ d6 ]
- .toggle-input {- B0 ]# ]) b; K2 E
- display: none;
" m1 [6 R; u& P" @: C# O2 f# a - }$ j: A) ]" G; K3 B
- .toggle-input:not(checked) ~ .toggle-content {5 r7 a* P" z/ p+ d+ y6 U& Q9 f
- display: none;- S0 w/ S( n. ^' X
- }8 _* B0 H8 y' q% Z" K* S" f
- .toggle-input:checked ~ .toggle-content {+ r- G1 v7 ?% ?' M9 B/ D
- display: block;8 S' ]7 k3 K6 N& M4 {7 S* k
- }/ g6 |& {. H' ^! m" j( T7 s
- .toggle-input:checked ~ .toggle-label:after {0 f# t" ]" s7 M' X$ d2 |0 h
- content: "-";
& v, ]' V- |; H - }
复制代码
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