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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!">8 b: Y/ U" z5 L/ l' ~$ S' L
- Label for your tooltip9 L9 q+ y, m* H) F7 @
- </span>
复制代码CSS代码: - .tooltip-toggle {
$ }* B# P- E& n6 I3 O9 n/ Y& j9 p - cursor: pointer;5 x+ I/ |& K( m" s, |, z
- position: relative;
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- .tooltip-toggle svg {
2 T. c, H* K2 E: f, c. _. M6 v" b6 {# o - height: 18px;
% u7 X1 y' |8 E4 `9 j7 G( s - width: 18px;1 g: U2 N& ?$ A2 v. q+ J) o
- padding-right: 0.5rem;
6 e7 ]7 |( s: r9 l - }
+ o9 W8 X, _) _" ^ - .tooltip-toggle::before {
& l& A! q1 s9 k4 C& ? - position: absolute;
0 n" J0 l% y) m( H8 h: a - top: -80px;4 E& o- ^6 M$ `) Z. V2 ]
- left: -80px;5 @- L3 Y( b9 |# B
- background-color: #2B222A;4 t( P2 ^- f4 M+ M `9 K5 v/ a) _ ?
- border-radius: 5px;
& f& |" q9 Z0 s K8 a$ Z - color: #fff;
1 H/ I' N2 m' T6 W# r, @ - content: attr(data-tooltip);/ G) ~% B" k N' N! t
- padding: 1rem;
, u4 w8 a+ R1 I1 P - text-transform: none;
/ a2 u6 }, ^# R7 T; U4 h- a - -webkit-transition: all 0.5s ease;
/ b1 o- C5 F s9 J! s$ @2 R8 ~ - transition: all 0.5s ease;
+ s* b) d& ?8 f6 B* ? - width: 160px;& {) o( x& x1 C; k
- }
* z2 Z& f; R) p# O9 |9 i, \3 E: ? r - .tooltip-toggle::after {
: A4 B7 s0 N% v" ^7 n - position: absolute;8 L% B0 T4 s+ V/ J4 }0 M
- top: -12px;
% F6 h' ]7 Q }% A' X) n k4 Z - left: 9px;: O n3 T) z( X) T7 Q0 ]. B, P
- border-left: 5px solid transparent;
" [( g1 s G \ - border-right: 5px solid transparent;
6 }3 E0 X/ g" {& q - border-top: 5px solid #2B222A;8 n' u/ f; i, V" `+ Q: ^6 {
- content: " ";
' n8 l) R3 g/ p- Z, u3 w - font-size: 0;1 }* {! X1 R& @
- line-height: 0;2 ~2 `$ Y0 v! n2 b
- margin-left: -5px;
+ S& Z9 {3 T* G6 Z# v+ Q+ f - width: 0;; a q- k6 l+ w5 n$ e
- }. ]1 r( Q3 h0 W* Q" k8 [
- .tooltip-toggle::before, .tooltip-toggle::after {
; G) p G* y% @ - color: #efefef;
% d) a+ D9 C( t* b5 C - font-family: monospace;. D% q( c" g' r( O6 ?$ l& d
- font-size: 16px;
+ f" i: q% R7 ~2 D- T1 B - opacity: 0;9 S! D. @5 t h ^
- pointer-events: none;! B/ p6 \3 K0 x- S
- text-align: center;1 n& M% H8 x4 a$ B* \" J
- }% E' C! z3 b3 K0 G) J
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: n- a- G4 A/ X# ]# @6 ^3 Y0 z - opacity: 1;
5 g; l8 o( E6 U2 e* U! i0 y! z - -webkit-transition: all 0.75s ease;, q) j$ _. i- g" B; {
- transition: all 0.75s ease;
4 I, k( m' T6 f6 {) R+ Q7 @ - }
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">$ U I; }# c6 T6 R5 U$ U
- <ul class="nav-items">8 T$ c! ^9 r5 M4 s# C
- <!-- Navigation -->
! C) l4 C6 k6 q1 \4 Q% } - <li class="nav-item"><a href="#">Home</a></li>
: ~9 k0 x+ X3 [ - <li class="nav-item"><a href="#">About</a></li>
: h: u7 Y! U+ I3 S+ P1 @) f X - <li class="nav-item"><a href="#">Contact</a></li>9 d3 U V: Y) x" j3 v( a* R; c. V
- <!-- Dropdown menu -->
; [; x! H6 z ? - <li class="nav-item nav-item-dropdown">- W+ p9 y9 b, F' z: s( [8 F3 C
- <a class="dropdown-trigger" href="#">Settings</a>5 N7 k" Y! S/ r/ R8 K; }
- <ul class="dropdown-menu">
: U6 n3 t5 X1 C0 Y% @0 S - <li class="dropdown-menu-item">
$ }: g" S$ L# X. ?$ n; Z. l - <a href="#">Dropdown Item 1</a>
+ j, A0 k( H' d6 b - </li>+ o' L5 |! L- S4 @. J. \9 I7 X1 \
- <li class="dropdown-menu-item"># g9 z5 {8 _2 Y2 u
- <a href="#">Dropdown Item 2</a>2 O* r q# b, K8 D3 g9 j
- </li>
* S1 ~$ r" R+ o. \; B1 j8 B - <li class="dropdown-menu-item">
: g( j: \# Z7 D/ W - <a href="#">Dropdown Item 3</a>% F9 o+ b: r' \0 O# h3 a6 |
- </li>7 G" ~- z$ ^7 {& b, z3 Z( l
- </ul>6 L7 B6 G/ F7 r' P3 J2 v$ G" J
- </li>
1 g8 L% D9 [/ t. f4 ` - </ul>
% F! S; v, U: W& i - </div>
复制代码对应的CSS代码如下: - .nav-container {
- i2 c1 @: ]& f# D: Q - background-color: #fff;
/ V" D) p$ R& | R" v1 p - border-radius: 4px;
5 d; U* }, C7 J( b: N' m - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' T9 [' U3 M9 r3 I - padding: 1em;3 |+ p3 `% X: N9 M5 w
- border: 1px solid #eee;" I w# j, L/ h# z# o
- display: block;
: N' Q; C+ l0 [1 s - max-width: 400px;. v3 Z! T0 J3 [2 z, h& ]0 b; B/ h
- margin: 0 auto;
, i i9 U! b; ?5 A, M$ k - text-align: center;5 c( E% L+ v$ b8 F8 I8 q P
- }
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- li {
6 j# }' Y& D7 ` - list-style: none;/ L6 t* I& C8 T: B: ~( b
- -webkit-padding-start: 0;
# [6 ?- B9 L) C& r$ Z- b$ ~) X - }
$ ~* F& x: |7 C. b+ S% o' w - a {
* n8 r9 v: x& m2 e, N/ \& X( N - text-decoration: none;
, ?/ } H6 l% {$ j+ W - color: #ED3E44;$ H1 I$ t( N9 q! Y+ [$ B. W. L
- }( i8 T9 t/ A1 i3 C! R! P' b
- .nav-item { b/ b- ~2 g+ b. a ?( m1 [
- padding: 1em;
( N" \) R1 R; E4 i5 ] S - display: inline;0 S L6 x- E, o( y4 b
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- .nav-item-dropdown {: |- k' ]0 \6 E# t0 u* Y/ \( O
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {6 p* G6 _! Y, o/ T: z4 h
- display: block;
# q7 ]1 O* {' `' w - opacity: 1;
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- .dropdown-trigger {. d, }5 R/ c9 }
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {1 k# C5 @' r5 j; s+ m; v
- display: block;1 S& z5 _# w8 j2 I6 V, j( B3 g
- opacity: 1;
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- .dropdown-trigger::after {( [/ I1 {5 w4 g+ |
- content: "›";
; D. Q. R, K& U1 e& J - position: absolute;
) O2 ^) m2 _1 L. h! J4 W - color: #ED3E44;
+ m/ {8 N: i6 Y" @) g, O - font-size: 24px;
8 f! S: \7 v8 b( ]0 m% e - font-weight: bold;0 n" j5 u, r- q7 F. d5 g
- -webkit-transform: rotate(90deg);% q, @2 ?( P4 U2 o
- transform: rotate(90deg);
$ {9 y0 p( Y* O( u: Y - top: -5px;; j+ m4 i& [1 b
- right: -15px;) v" ?( ~# J* \% p- c
- }
" C* e4 ?! ?% [ - .dropdown-menu {
( {+ y( ]% R! Y3 ]2 a1 k: ]/ v% N - background-color: #ED3E44;
# R$ D8 Z% y" k3 C; |3 x - display: inline-block;
1 h; V1 u- b7 {3 [9 i, h& `! c - text-align: right;
. Y' | s: I9 Z/ T( ^* W - position: absolute;
4 ^& A8 k- [% L, j6 \ - top: 2.5rem;
& |( B7 x+ }5 T1 B* g& N - right: -10px;$ l, z" k' `1 Q& A
- display: none;. _" i1 z9 P( ?5 t. g# d
- opacity: 0;- }' J% o3 |' {# ? |
- -webkit-transition: opacity 0.5s ease;$ I' ?. E; d6 |3 Q! [
- transition: opacity 0.5s ease;
+ j3 E% t7 p; T - width: 160px;& X- ?# A, L/ |. |2 b) M
- }; \7 b3 j2 t) G+ b! c
- .dropdown-menu a {9 o5 u$ a3 s1 v7 Z
- color: #fff;, @! ^7 x) p( r& \/ X- T4 e* T
- }& V: r9 F8 y2 W+ k
- .dropdown-menu-item {
/ n0 E4 ]( }( j5 D' f - cursor: pointer;
( J; n6 {+ L! J- f+ Y - padding: 1em;
& p( O! L3 _2 D# ]. J6 M - text-align: center;
, h8 ~' o: ?- } l - }0 M& t" P! d( e+ D
- .dropdown-menu-item:hover {2 t$ { \; W/ ~5 f) M% ?
- background-color: #eb272d;
S3 q: _: S1 N0 ?4 B4 z - }
复制代码 8 Q" m* B1 g, x5 V: V# Q* w. K8 F
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
0 E/ |: ?0 A9 ]6 q* Z$ d - <!-- Checkbox toggle -->
5 L5 D H6 @5 ?3 A - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 S, e* T+ g/ R$ m1 x; o, H% M* } - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ v* g: O5 J! K; J" q - <!-- Content to toggle from www.mfbuluo.com-->% G3 P: o- F p& O! i
- <div role="toggle" class="toggle-content">
1 |4 F) F1 u, B; {6 r6 u) z - BA-NA-NA-NA!
! r* Y6 f5 M8 V0 S# J3 c - </div>
' w/ S5 O6 _1 q2 d- X* B& V8 X - </div>
复制代码CSS代码内容如下: - .toggle {3 _% }% ~) a7 \) f( x# }% a8 K
- margin: 0 auto;" G4 O4 t8 o0 s7 k' l
- max-width: 400px;5 W4 M" z [: u; G1 B" |
- }
4 }4 }& m' G [+ o I0 W9 t! V - .toggle-label {
# W# T. J$ j- I* H" Y- n( t' x; @ - font-size: 16px;
% a: \/ N+ K# m. S# s- E: S- A - background: #fff;
/ i0 r8 `$ N# Q7 E2 N - padding: 1em;
2 y, h! o2 o6 k- L( f# f9 F - cursor: pointer;# r- [0 S+ f- n9 J
- display: block;
$ H- U3 ~( R* x; y) D - margin: 0 auto 1em;
) M6 P( u5 C, k0 R: r - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* K/ b, ?' F( y2 c, H - border-radius: 4px;6 N. J2 g2 J$ m2 v! G+ n
- }# J- M. N, y! y5 j4 U+ }5 ~
- .toggle-label:after {; j- p+ @( d7 o
- color: #ED3E44;4 X" L2 r+ p4 j. j0 n* `$ J8 x
- content: "+";# P% H( r- ], n! P: G" W
- float: right;( K b" K8 v: G3 {1 I% Z& L2 @
- font-weight: bold;7 j& }. b; Y" ?$ z* F! j
- }
6 F p, ]# q4 B* n - .toggle-content {
* Z' L2 a2 b, ?$ r - color: #B0B3C2;7 [$ [/ W5 t3 d
- font-family: monospace;
, \1 e4 Z; d0 n# s - font-size: 16px;- E/ `8 g. O. ^ b) V
- margin-bottom: 1.5em;
, L2 B$ V, b6 ~* Y: K0 i - padding: 1em;
* `) Q# A: `( M7 C: o; \. n+ d - }) l, X+ _( |, X0 k% W6 _" T; c/ P) I* ~
- .toggle-input {
- w; i4 U- s' Z: _& Z( P) A! b - display: none;
: q; Z' o1 R. D) m: y) j+ s* n - }
1 B9 Z/ W3 u/ u. T& r3 X8 P - .toggle-input:not(checked) ~ .toggle-content {
" m6 S5 k& l, T J6 ~0 [ - display: none;" K j/ x z# V z) L5 r
- }
1 |' A9 b2 {! }) r9 b - .toggle-input:checked ~ .toggle-content {7 h4 V4 f, O" C- Z
- display: block;
: X+ i. h( g2 M4 w - }
* \, I# W8 {" r; B' c - .toggle-input:checked ~ .toggle-label:after {
) e" |% X( C6 y1 _( X0 [% A* D- ?3 ^ - content: "-";* n4 y$ ^1 E$ T6 T! N2 E Y# r, n& F
- }
复制代码
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