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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!">. i$ X7 O6 k! t/ u2 o% z
- Label for your tooltip+ L; Q7 Z: s8 \! b K) R ]) a
- </span>
复制代码CSS代码: - .tooltip-toggle {
$ x2 L1 v- _1 ~6 v - cursor: pointer;
5 T3 m4 _$ [# i* s - position: relative;+ O, ]. }2 d* t6 a* W( m/ s* l/ Z5 Q
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- .tooltip-toggle svg {8 d6 e4 }. f) ?
- height: 18px;# o" i- M% c4 W
- width: 18px;: S% U, H$ M/ V7 {! Y' M( j, E
- padding-right: 0.5rem;
5 m( s6 ^1 b7 g" |. i3 w - }9 G& w+ c7 o' h/ Y) M' K' B" {
- .tooltip-toggle::before {3 E5 e$ m3 \1 X# U! w; m
- position: absolute;
p# b& U2 ~# r - top: -80px;
; `2 |4 D1 D& q" |3 g2 H - left: -80px;" a# H O7 U+ V" N+ x7 p0 U
- background-color: #2B222A;, }) w% M. s! C/ Q+ C
- border-radius: 5px;% X' q4 e' P; o8 s, x- `/ S
- color: #fff;
6 P- u1 P& k2 t- y - content: attr(data-tooltip);
8 p7 k: K4 p( N' ~/ `" X# B - padding: 1rem;$ S' r+ E4 o7 X
- text-transform: none;
) S; c- n8 E w5 [# o - -webkit-transition: all 0.5s ease;
$ f* Z, L% D: |$ H* ~5 b3 b - transition: all 0.5s ease;
/ F- a# h3 a' k3 {. F3 Q9 L. b5 a, B - width: 160px;/ i6 O ~; s: `0 i( x# _
- }
N) `$ |" c9 r - .tooltip-toggle::after {+ k2 _/ d+ t* f
- position: absolute;( a7 c8 d( ^. B) `
- top: -12px; Q, w) A0 C) V+ X/ c' ]4 X
- left: 9px;
5 _" D, S7 h' E$ s$ V% H; \4 r, {6 m - border-left: 5px solid transparent;
$ q" n) _1 e1 F$ H! X" z( e: F7 T - border-right: 5px solid transparent;
& m7 [" G( b! x, q7 `& F; r - border-top: 5px solid #2B222A;! y- z- m+ a+ _: I& Y: w0 J7 W
- content: " ";7 }, t- a+ W- I5 F L: ~% @" E7 y
- font-size: 0;7 U( g3 J2 ?) U1 v5 W* I3 o
- line-height: 0;! z4 T: d8 M+ |6 a5 x! f
- margin-left: -5px;
* Y: j7 ~9 t$ i/ E1 k$ A8 X. G - width: 0;
9 i! Y" f; K ^5 E, z3 i - }
# H4 a9 t) e, z: y - .tooltip-toggle::before, .tooltip-toggle::after {
8 ~- q6 D; ?$ a6 s1 j0 W - color: #efefef;6 F; F) \: g: K+ \0 Q) g
- font-family: monospace;5 @7 n9 G- _% y! T8 {
- font-size: 16px;. n" g" e; T( q# l8 h I# O
- opacity: 0;, Z) @, _. C/ \+ q% m' y* N
- pointer-events: none;
v- h" {9 O* n5 Q; x - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {: q4 v n" \3 n A# n0 i+ O
- opacity: 1;* k0 S9 O0 b7 o* w' f; \# u1 k
- -webkit-transition: all 0.75s ease;+ O; z' I* N" f
- transition: all 0.75s ease;
: R. f& v d- i: s4 X, M7 y+ r9 O$ I7 h* l - }
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">9 s9 m- w: O0 l8 j5 W! F
- <ul class="nav-items">
& E; t& G8 M) \0 x% f c$ l) L - <!-- Navigation -->
$ k( o' K& z% z - <li class="nav-item"><a href="#">Home</a></li>% ]0 O0 [9 a" i5 }& E" Z+ X
- <li class="nav-item"><a href="#">About</a></li>
1 N! V# \6 {) z/ f! Q - <li class="nav-item"><a href="#">Contact</a></li>
, ~4 }; F6 C4 f# ^4 a; |7 {- m - <!-- Dropdown menu -->+ B3 R) S, W! ]3 w; |5 ~. g
- <li class="nav-item nav-item-dropdown">0 w) j) m8 N* L7 z5 W
- <a class="dropdown-trigger" href="#">Settings</a>
4 L) B5 `" I+ E3 @9 H% n - <ul class="dropdown-menu">2 w4 y& Y" h3 U0 n
- <li class="dropdown-menu-item">; c( b1 {" D# E
- <a href="#">Dropdown Item 1</a>
/ p6 L4 z+ I3 J% [7 i - </li>9 l3 @" h1 x. d- j9 H. W. F3 f( \
- <li class="dropdown-menu-item">
" i @2 a) j; T2 X - <a href="#">Dropdown Item 2</a>$ o$ ^2 t8 w% o$ Y. w% |
- </li>4 T. K% e( `. |/ w+ R; Q
- <li class="dropdown-menu-item">
- t# ?; y7 Q0 ~; R: j; m1 G - <a href="#">Dropdown Item 3</a>* f9 ` L; X- F- u4 Y4 f( ]( c
- </li>5 V- [" d; x' ?7 d
- </ul>
4 X" z0 m, O s W - </li>* U. V& A& N. T; B$ K g H
- </ul>
3 o. X; K% k( D' |! m$ @. I - </div>
复制代码对应的CSS代码如下: - .nav-container {2 o3 w+ j! \ K& c
- background-color: #fff;
/ }" n& C' R0 z- u2 o0 h - border-radius: 4px;2 L5 Q/ {3 ^9 |, C- C# W1 f* P5 X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 O3 q- [8 y$ F" `/ ]- G* _: S8 B - padding: 1em;
9 Y$ V0 E" u5 S - border: 1px solid #eee;
) R- H: x1 P% T8 W2 T' M4 S3 W - display: block;
& O9 ]' s9 ^* Q% _0 R - max-width: 400px;
8 q* U2 g) I& x0 K* o - margin: 0 auto;2 c$ U5 C V; u/ T- K1 L
- text-align: center;
* K, z* v1 v! Y3 d - }
0 D( x% w, R* } - ul,
& g) e! B! e0 o F - li {
9 E& V* A1 l7 O# m2 E; B6 H - list-style: none;
2 e' @& q( |/ {: r - -webkit-padding-start: 0;. p7 O1 P0 p. _
- }
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- text-decoration: none;
7 K G3 V+ U i! ?( f1 @' m - color: #ED3E44;) e$ u7 W" m+ t$ ]7 l5 Z
- }
$ ]3 Z4 Z, \% N0 b - .nav-item {
7 s( n- w$ H+ G) d1 F' K% ]3 e% V - padding: 1em;/ i/ k6 `+ n4 _( a+ I
- display: inline;! \. s& m2 Q$ C/ K/ V- }! \: a4 @, {
- }
& ~7 b9 M; p' H J% j - .nav-item-dropdown {
+ d5 o# u# @& K7 m: F) ]+ Y* X - position: relative;
) _" y9 A1 ?; ]( U4 ~, V* Q D0 h5 T - }
" E- X6 L6 m4 f- h - .nav-item-dropdown:hover > .dropdown-menu {
( d( t' ?& _8 G( b4 C. O - display: block;
4 f9 X- a# M) R$ B - opacity: 1;
9 I; m$ ]. k+ i% L, _. B, r/ G - }
# k3 L+ m- z( M - .dropdown-trigger {( [& p" O; T4 @
- position: relative;6 |6 Q* M7 P! d
- }
/ g& w6 V: @# ?5 x# c" f8 U' Z) o - .dropdown-trigger:focus + .dropdown-menu { ^* f- q# q7 ?( ?1 Q" ^
- display: block;
2 S% q- b4 U3 j5 R- R' y6 G - opacity: 1;
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- .dropdown-trigger::after {8 D/ G& S' O$ G9 _) w
- content: "›";
4 _- l/ A: N' w/ Y2 \; p- v - position: absolute;
- V6 W3 O" d" n: f7 o5 R - color: #ED3E44;( c D! r; N0 w1 ^
- font-size: 24px;5 E' }3 k) f& h+ d& q7 b; S
- font-weight: bold;( ?; P& \9 j- ?) h/ M; q: t) r }8 B
- -webkit-transform: rotate(90deg);
2 _2 D5 e7 I) r/ }! y) ` - transform: rotate(90deg);, C' a3 L' a- J1 f
- top: -5px;
3 e( r" R1 f" n - right: -15px;
/ _$ F. J; r% v/ j - }1 D5 ~( |) K. V9 G( r" B( A
- .dropdown-menu {& I6 ^0 O- E# |8 x
- background-color: #ED3E44;
- `6 d" x p7 ~1 T - display: inline-block;& A; y W/ D! E) c
- text-align: right;
% U8 U5 ^# U+ m% E; u X - position: absolute;
7 I* _$ m: r. F- J3 ~ - top: 2.5rem;& `0 p' d2 F9 O! X" S3 F8 k6 w8 U
- right: -10px;& t2 y$ A! B# Q9 F7 W- A
- display: none;
+ k; e3 X% b2 E/ R/ n/ r- I - opacity: 0;. d6 J7 K+ C4 @% Z4 z0 N
- -webkit-transition: opacity 0.5s ease;
0 ]9 e2 Z" T' z' \. \' d - transition: opacity 0.5s ease;$ i! X8 t: w( p% ?: A! w
- width: 160px;5 i4 v6 d4 k1 A3 `
- }
+ K* a w. }5 g0 H: t: ^8 u$ R - .dropdown-menu a { @; M. u1 ^* x& `
- color: #fff;7 `: F* e8 w( N* {) K! e3 q
- }' e( }2 ~0 ]/ {8 F! `) C* W$ @
- .dropdown-menu-item {
' Q1 I) G/ h8 g. ~0 U - cursor: pointer;
: u7 g* G( \- A# R3 f - padding: 1em;/ P& t3 c9 _: G' y9 n* C
- text-align: center;
5 _5 C n+ L2 l( e0 j% W, N - }
1 y7 B# k1 }) v( ]( N" i" a - .dropdown-menu-item:hover {
. w- }( p% O3 N! ^" G4 j. d - background-color: #eb272d;
0 b' }0 f, Q6 W0 ^/ w, k - }
复制代码 1 e& U- W5 _$ o% M# }! D% h
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
4 r8 U2 H5 t% f8 t& v) r5 U - <!-- Checkbox toggle -->
, p& e9 A. \7 a9 w - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" M) L/ a. u; f2 G( ` F& C
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( A9 `; R; q) @5 l
- <!-- Content to toggle from www.mfbuluo.com-->3 o) r; t9 G5 ]7 L: |( j1 W: h2 z, ]' l! f/ \
- <div role="toggle" class="toggle-content">7 |1 |7 F+ b# s0 C7 E5 V8 R
- BA-NA-NA-NA!' L0 n1 E" k Z8 V, H: z5 P1 a
- </div>& W7 V' v$ }+ f' C/ L
- </div>
复制代码CSS代码内容如下: - .toggle {
$ v# R0 [6 B0 s( J. [* [ - margin: 0 auto;7 S& x; T9 E- d$ I
- max-width: 400px;/ C; M2 _1 i( S2 r( j3 ]6 s5 j
- }3 z! P5 L% ]. S# U8 R
- .toggle-label {0 O0 ?" I- i. W
- font-size: 16px;
& c- N- w" W% N& C - background: #fff;( s! d8 Z k% I- y8 t# a& s) {
- padding: 1em;- E! N: F$ o0 }2 c
- cursor: pointer;
7 t. w! z$ e( d& C - display: block;
4 A( s9 a% B1 A5 h) H - margin: 0 auto 1em;+ S% ?+ q* e! \0 E. s
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 N0 ?3 b: s1 K8 M - border-radius: 4px;, M0 k5 g6 G# V% T: S0 d
- }
- E+ Y9 V( H$ @7 Q - .toggle-label:after {$ c& _7 D6 s7 O1 ^
- color: #ED3E44;- E( \1 w$ z% O. b9 b& O2 u/ r
- content: "+";
3 H8 G+ L9 r$ H - float: right;
4 D, S7 @) {( o5 l- m: X7 T - font-weight: bold;
7 U- ^% F! ?; x8 {9 x! V1 ] - }
S# x m3 x; @% z- v% }& Q8 P; ? - .toggle-content {
& y, {+ O, U/ i2 m - color: #B0B3C2;
+ _* ^: ^7 X6 p% t- B - font-family: monospace;
/ I2 ?$ e7 X; z - font-size: 16px;9 r# }7 \4 u) I8 h8 R* S* O( k
- margin-bottom: 1.5em;
8 i9 ]' P4 d2 q6 j' Y" g - padding: 1em;
" W9 V5 ^6 n& l/ c7 }( s - }
% {# |8 H; c6 {& V - .toggle-input {
/ l- J5 g, K5 C6 M5 D& s - display: none;
6 l/ K2 c0 W$ N8 [ - }
2 K2 x3 N2 h+ Y. ^5 s - .toggle-input:not(checked) ~ .toggle-content {
! e* f `6 h1 f6 ~4 U7 @ O6 ^ - display: none;
2 G7 R0 ~) W1 {- Y, \2 B. B - }
/ R5 R& r5 X! R! t - .toggle-input:checked ~ .toggle-content {8 f Y0 \3 s* Z* I p
- display: block;
3 L+ K. d. M( Z9 O @ U0 y/ Y E& g - }
6 P! k8 }% T+ z& h/ q - .toggle-input:checked ~ .toggle-label:after {
0 U6 U/ _, L, X# Z - content: "-";$ d6 ]2 P6 S6 J; C, `5 t8 y; |) m
- }
复制代码 ; \' q V- d7 V! S) p- M7 t, }
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