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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!"> o. d: S8 [1 W6 T
- Label for your tooltip2 W h0 c9 S- ~$ r2 v1 g
- </span>
复制代码CSS代码: - .tooltip-toggle {
: q& z% W0 b4 D - cursor: pointer;
9 s/ u+ c% D3 ]1 q* c* m+ q - position: relative;6 U" \3 R, H6 }
- }- Q3 X% }( w+ K+ q
- .tooltip-toggle svg {, ^8 ?2 L2 J0 ?4 Z0 c9 \4 N/ J
- height: 18px;, A/ E/ r9 F3 x
- width: 18px;% D! ~1 n% j& s1 s! G+ _
- padding-right: 0.5rem;! q4 o* v5 v# K9 O+ j+ p
- }$ p) ~6 J7 s, d0 |& N, M- E# P
- .tooltip-toggle::before {% `* e4 Z3 C8 P8 d, C5 X$ b
- position: absolute;/ `8 j: r1 H1 {$ _' f, Q
- top: -80px;
( H; n, R" P1 K/ k( O( W' f - left: -80px;7 W9 v5 ]- L( J
- background-color: #2B222A;: _5 B# E! t7 s7 ^+ n5 @: G6 q r6 A
- border-radius: 5px;- i& S4 i- t- j: l. R" {: b
- color: #fff;
6 E% k/ z9 M) Q6 k/ [# B - content: attr(data-tooltip);1 C1 `5 w3 O |- ^) f
- padding: 1rem;8 l' `5 k+ z* \. f9 a6 w3 Q, B4 f& V
- text-transform: none;
) l7 W! C( y* b) M4 ~1 F3 c4 R - -webkit-transition: all 0.5s ease;
) ~& C6 Q# ^0 U+ j - transition: all 0.5s ease;# z" s v! K4 }5 z( v
- width: 160px;( d- v) @1 D. P- W
- }
! L9 }" U& d) }% ~1 u( J: s - .tooltip-toggle::after {2 J | h! J% c& C9 q
- position: absolute;
/ l, o2 C S5 q$ m- h" y t - top: -12px;5 n6 P% j7 R; ?! J. i: P1 G
- left: 9px; G2 o! ^. @- M, U# V/ N6 R
- border-left: 5px solid transparent;3 _" A" {/ K) {* G' y
- border-right: 5px solid transparent;
8 C9 p" _+ l$ U0 h/ Z+ J/ _) s - border-top: 5px solid #2B222A;! k1 Y2 h; V0 L* @+ p% P
- content: " ";5 S5 S/ ^- U9 `" y( F1 \9 A2 i/ s
- font-size: 0;4 T' F/ d8 h, t6 f f& r- A
- line-height: 0;
2 X4 S% y9 _0 r8 \ - margin-left: -5px;/ ~" ~: W. G1 e$ b8 U
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {, c8 X( T+ H8 A9 }
- color: #efefef;: }( A1 x" I4 e
- font-family: monospace;
0 u8 r$ y; s2 m7 a& J3 T; m/ i, ^8 l - font-size: 16px;
1 N% t( ?2 X, N% d3 Z - opacity: 0;
" D8 x- B5 M: m9 K - pointer-events: none;/ [$ t1 R2 z$ Y4 |
- text-align: center;
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8 ^) U: s* @7 x7 _ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {& m5 w1 G. R5 w- K+ ?. m2 e
- opacity: 1;
; e9 k Y/ {" p2 ^1 p - -webkit-transition: all 0.75s ease;
" H7 L, M; Y" {5 }6 E8 R - transition: all 0.75s ease;
! f& l0 R' x5 k, i- U! r$ [ - }
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">, d; G) x% \/ V" e5 e+ X
- <ul class="nav-items">% f+ L l2 i. S2 d. t
- <!-- Navigation -->
5 r, q' L' S* z6 ? - <li class="nav-item"><a href="#">Home</a></li>5 P% n- h! M) s2 V' g* }
- <li class="nav-item"><a href="#">About</a></li>
3 B" H! P5 w8 d( Y5 e8 K - <li class="nav-item"><a href="#">Contact</a></li>
2 \$ y& [+ d. `" E) G7 V - <!-- Dropdown menu -->7 s; p6 Z. @0 X
- <li class="nav-item nav-item-dropdown">* Z$ r+ w5 Z+ a; M" o- Y: l) m
- <a class="dropdown-trigger" href="#">Settings</a>
$ f7 `* M( x: h! ?, X# C, g - <ul class="dropdown-menu">, G, L+ M5 d: V8 ?
- <li class="dropdown-menu-item">* i8 x/ z0 j: x7 h, l- y9 N0 Z4 m
- <a href="#">Dropdown Item 1</a>
( W" x# n/ L8 P- B7 h! w. p - </li>
. E! F; w8 L2 i L. q, N - <li class="dropdown-menu-item">
5 ]$ w2 M4 P" C0 U - <a href="#">Dropdown Item 2</a>
$ q: r9 ]8 i" z g - </li>
% H) O5 H7 W+ w - <li class="dropdown-menu-item">/ U V$ g& u- |
- <a href="#">Dropdown Item 3</a>
6 h9 p- M. v7 s" Q7 L - </li>, l, X& V( f4 [ L! L. l
- </ul>; M4 b1 {2 \8 l m n4 F. C N
- </li>
% u, }% l! I9 h6 b" I7 R - </ul>
/ r+ O v# V$ E1 E8 u) G - </div>
复制代码对应的CSS代码如下: - .nav-container {8 V; r `( W+ r
- background-color: #fff;0 F1 g: G( x8 H
- border-radius: 4px;
( ~6 V& B2 K! a4 g: `, F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 D- M. [7 U9 {# U - padding: 1em;
0 h; Q) T3 d: H! [8 I' j- C8 { - border: 1px solid #eee; }3 R# P) c8 T7 `/ |; d3 O5 e
- display: block;6 N# q& m _( f" s/ N
- max-width: 400px;* v; E& K7 [ F, g9 q3 h4 v, D
- margin: 0 auto;
% p) ~4 c( v9 m1 j5 N n - text-align: center;$ I) g" z9 Y# G5 C$ J# g! r
- }1 H/ S: S" x7 d2 p- F0 n" V4 a( V
- ul,8 D) {$ M# ?/ h7 P5 a) F
- li {
, m1 d, s3 m8 F& Z - list-style: none;
( V1 D% ^% K6 z% a) t, B - -webkit-padding-start: 0;2 p. x" ]4 G0 D- z* k7 T9 V
- }
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- text-decoration: none;4 u( V/ [ i9 w7 k1 G* `
- color: #ED3E44;% @" ^3 I4 O& W, `' T6 ~$ F
- }7 P$ J* o- Z6 N! n( V# @
- .nav-item {' q2 C8 n. A# w! V: ^& L
- padding: 1em;/ ]8 e' V7 C9 r G# M) D7 t* E
- display: inline;4 a: M6 m |% F' e; z+ f; P
- }
7 H5 k6 z1 G# J - .nav-item-dropdown {
/ U. T+ [4 h6 w - position: relative;% X) e" f7 n) I; o1 k4 H3 _
- }: R" o, |: O9 C/ l
- .nav-item-dropdown:hover > .dropdown-menu {
; g( \7 `( |9 L0 T8 K) l8 Q - display: block;7 U! r8 q. @0 ?
- opacity: 1;
# A5 z9 c: Q. I - }
+ g0 t) z5 ~/ y! i2 D) ~5 J - .dropdown-trigger {
% t( ?0 @0 e8 S - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {: j& S" K, v; z6 [) V" v' M
- display: block;3 B+ {8 N& K, @; V& i. g }
- opacity: 1;! `6 U: L* d" n
- }/ A( o% j* Q9 a5 A) h
- .dropdown-trigger::after {
" V2 j' Z6 C. `+ B) p9 r% { - content: "›";, p/ i5 Y& q" F: w4 ]7 h3 `
- position: absolute;: g& ~. d, d: ~# }) W: s
- color: #ED3E44;+ |/ z, T$ @1 Y
- font-size: 24px;
& c4 @& R. {! B( Q; v$ u* G& M h: s0 h7 i - font-weight: bold;* j3 c: N6 H W- I0 T
- -webkit-transform: rotate(90deg);
: t( I0 x; S. _ - transform: rotate(90deg);% q0 K! M5 n+ `4 h. K
- top: -5px;- h- y' @/ t% S1 t$ Z' L3 Z
- right: -15px;
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- .dropdown-menu {
/ v: R- \9 s* i9 F- a- ` N- \* \ - background-color: #ED3E44;" M' F; S/ V, K3 N4 G! V7 X
- display: inline-block;0 c+ G7 }, H) R! q' `: B8 O
- text-align: right;
* w; t/ d% F# H' z0 K - position: absolute;
3 d |6 Z! z$ a" q7 \ - top: 2.5rem;% f# m1 q) ]% ?8 l- Q
- right: -10px;+ e! B9 z6 g6 M, V9 _
- display: none;
+ K1 |, A9 c8 X6 _) A i2 { - opacity: 0;
' L* r$ |. o9 L) B5 I - -webkit-transition: opacity 0.5s ease;9 u0 B' K R i; g8 ^, {
- transition: opacity 0.5s ease;
. ?. O' Z! @) P8 N# F4 l( f - width: 160px;
5 I6 q. i U- I - }: C- f2 Q# w2 @; V, t& A- ]& G
- .dropdown-menu a {7 I* H' z4 u; m
- color: #fff;, K' _/ k% t i0 @
- }
5 W: ]. ~1 J/ L$ W5 S* t - .dropdown-menu-item {
( W( R. G5 a& B& x1 @" b - cursor: pointer;
) A$ B x. X' m9 n0 b - padding: 1em;
( t [0 x. S$ { - text-align: center;
0 h3 s: |7 j0 \" Q - }+ }$ Z9 P n2 m* O. h. y2 S4 \1 X" Y
- .dropdown-menu-item:hover {- d: `' k$ M/ e' V$ R( U, ^
- background-color: #eb272d;
0 N. c3 e- X* u7 N" V) x7 c - }
复制代码
' t D- B. V2 s! `* K8 v5 ~可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) O8 P6 U3 |7 K
- <!-- Checkbox toggle -->* A2 u; }; g" q( a/ H
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& q) f! Z0 J: C# R- b6 C - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>- t" q( f( b) n$ R
- <!-- Content to toggle from www.mfbuluo.com-->
" o) @0 \7 c: }$ V) t; @3 ^+ u - <div role="toggle" class="toggle-content">
, K( d- @9 c/ a% ] - BA-NA-NA-NA!
1 C" H; ]& z2 I+ o% f - </div>6 A% a' L6 i& r% V& }
- </div>
复制代码CSS代码内容如下: - .toggle {6 A3 ?9 `! ?5 B% R( S; o0 d* y
- margin: 0 auto;0 L2 v I: k8 [6 g, ]
- max-width: 400px;. q! F! e$ |( F% R& @: ^
- }. C1 E; m* z4 r. H$ k
- .toggle-label {
% R. K: O; e1 e( v% `5 v - font-size: 16px;
5 _3 @/ _* |8 p" X2 e - background: #fff;* p5 m& `8 [6 I6 L- D& v
- padding: 1em;
0 H1 v' w9 H5 i% i4 T - cursor: pointer;
0 x- B2 k& J# f - display: block;
( K& p9 p, u, u# z8 [3 K. h - margin: 0 auto 1em;
( N4 I; ?) b/ G/ F$ d - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, f' i* j5 u8 Z O% W - border-radius: 4px;( A8 }% x9 l$ U6 s
- }6 }6 H# H1 o6 Q1 P; f3 \
- .toggle-label:after {
! X/ V+ x6 E/ j+ ? p* P - color: #ED3E44;
2 H! W0 s/ c" E- R' W: l, b6 j - content: "+";2 F0 q+ t$ P: ~$ F4 r
- float: right;5 w8 a# e2 `5 d+ r3 \
- font-weight: bold;' c( O9 S. k) k9 q# a0 r
- } U, V1 `; u4 \; G- r
- .toggle-content {; d) J/ ]; p0 Q P6 K. I" `# S
- color: #B0B3C2;
& \* o9 Y1 p, y! H - font-family: monospace;
4 R( h; G- ~) v1 C7 C6 \ - font-size: 16px;
' b4 r3 b0 M' F5 l - margin-bottom: 1.5em;9 Q ~7 X$ b( x2 x7 W
- padding: 1em;. D3 I1 X% o9 P' n
- }6 R! W; S3 j. k
- .toggle-input {
0 o; z1 L* J. ]( ~7 g& V - display: none;8 {! m; P9 c* V' G) s( K
- }
$ [$ k' M' `/ i) i - .toggle-input:not(checked) ~ .toggle-content {
7 ?3 q* H% a- R9 ]5 s% t: ? - display: none;
* l; `8 C6 a' G - }
8 f7 A& h* J" ~6 r. L) K: J - .toggle-input:checked ~ .toggle-content {
- o8 K& R. Y# }- M8 k - display: block;; p; _5 O* E$ R+ d+ r# [
- }
4 H( Q6 W/ d; ]; o% s9 {4 J/ q - .toggle-input:checked ~ .toggle-label:after {
4 c7 {$ H2 T' `7 r7 e - content: "-";
# K, r: w! F+ s7 H& _$ T; { - }
复制代码
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