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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!">6 O' o; K1 E# T( T- r! T
- Label for your tooltip
" z: u+ V% e' j0 y' [$ N" W - </span>
复制代码CSS代码: - .tooltip-toggle {
! P( S- l- D- _6 n, Y* `- Y - cursor: pointer;
7 q/ V, [5 c7 I1 \8 q - position: relative;
2 K8 J+ s9 ]9 u% d! W# ] - }
( \. i f, ^! V9 B5 f" E5 C% j - .tooltip-toggle svg {+ A* s: v* `8 q& x% k9 U4 X+ w
- height: 18px;
j& d9 C5 T" s! b/ [6 g - width: 18px;
% O& m! c) Q* S - padding-right: 0.5rem;
7 k6 {4 w$ _) t, k - }
/ ~& O' X3 V3 h( H& _ - .tooltip-toggle::before {
) S4 j8 T8 |+ w2 X - position: absolute;
) P+ J% S. O% M4 Z. W$ B w$ K - top: -80px;
3 K( p; b4 S h# y) O& K) ]- ]$ | - left: -80px;
: y5 Y5 ~( c8 y! T' E, s/ } C - background-color: #2B222A;
2 Z0 j( _4 x( ?6 t( I - border-radius: 5px;8 y2 _" K2 H! e( s c& X0 n% r
- color: #fff;
; E! J+ ^$ G* }* Z7 O* s6 I7 U - content: attr(data-tooltip);
* x. e7 O" \% ~8 P- L& t - padding: 1rem;
/ ]+ I& X1 S9 X- J) G7 D - text-transform: none;5 C# j" \6 l% y, M( l, ^& c
- -webkit-transition: all 0.5s ease;
2 Y; E# g$ h1 C/ r4 i1 M' `7 D - transition: all 0.5s ease; ` a W! I0 G% x2 O
- width: 160px;
6 b+ ~$ ?( X/ i - }
: D4 W; M9 x4 Y - .tooltip-toggle::after {
* S8 m3 |' X/ N X( w - position: absolute;! i- m5 I" |) N* n5 I! s# u0 w
- top: -12px;$ C8 {6 t# `) O' l% X7 ~$ V$ V$ @
- left: 9px;
7 ^; S& t) @) H2 k7 ^' J9 Q - border-left: 5px solid transparent;$ X2 v4 ~# O L/ @* @$ S' e- j
- border-right: 5px solid transparent;
- a1 I+ |6 Y2 H6 j - border-top: 5px solid #2B222A;
: R! c( O. q, k0 l3 M! L - content: " ";
! w+ y% l& ?( y+ V5 O: r2 T1 \ - font-size: 0;; I& A5 V1 a: O- Z9 o" }9 A
- line-height: 0;
6 Y) f' @, z C# Y+ g - margin-left: -5px;
6 ?0 y$ ^% g, L, l& w/ U! o - width: 0;
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% E6 ~9 `& W2 H& {2 w9 D& D/ u - .tooltip-toggle::before, .tooltip-toggle::after {" k: a0 l3 ]$ v1 F3 U
- color: #efefef;
: K R, e$ ? g8 P) Y - font-family: monospace;; f, A$ c, G( b v' b% v
- font-size: 16px;0 k0 m& h2 g5 Z( {
- opacity: 0;0 @' c7 x. d! r& p# P( u5 z8 p7 S
- pointer-events: none;0 M7 Z! |0 V% K
- text-align: center;
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/ h, A+ s1 |) S2 l8 b - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {* Q* A) ~9 I- j) B s# ]( B. G
- opacity: 1;9 @. u" s* z2 K0 A1 A
- -webkit-transition: all 0.75s ease;
1 B" i1 I3 x* Q- Y; k% _; m- S - transition: all 0.75s ease;
/ X6 {% Z2 B4 [! 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">5 b8 @ a0 Z) P2 E
- <ul class="nav-items">7 o# \, s f# T
- <!-- Navigation -->
- ?- I, X' N( O3 \/ d - <li class="nav-item"><a href="#">Home</a></li>
d9 b7 A1 G1 r$ y) h( k( B+ Z9 A3 Q - <li class="nav-item"><a href="#">About</a></li>
) E/ h0 }4 F" Y9 Z- c2 c9 f - <li class="nav-item"><a href="#">Contact</a></li>
( B. V6 b, @& y% T3 A _ - <!-- Dropdown menu -->6 r. M9 `1 L4 r: N
- <li class="nav-item nav-item-dropdown">
* x( Z) P7 h! c u/ U, _7 i - <a class="dropdown-trigger" href="#">Settings</a>5 M$ K2 H- o \
- <ul class="dropdown-menu">. M: H+ i, R0 o# x- P
- <li class="dropdown-menu-item"> `' ?- j2 B+ Q/ B, [& H) k
- <a href="#">Dropdown Item 1</a>* m3 w) B7 A4 ~
- </li>
3 W& o* Z- h5 T, W/ c- N, L. ^ - <li class="dropdown-menu-item"> }8 o- h5 L5 W( o% F+ S
- <a href="#">Dropdown Item 2</a>
: n7 `5 f7 f1 ?, z& ?% C$ ~3 G - </li>0 Y" H. L( a2 Z6 a" L! H
- <li class="dropdown-menu-item">
, v. |2 P3 f' k6 {! x - <a href="#">Dropdown Item 3</a>
% r. [+ I3 c1 X! x8 M1 d! I; L - </li>
- U; u4 X* s) _; p0 B$ T - </ul>
& w5 Y0 f6 Z) @% z - </li>: q$ I5 j% o7 B+ a+ M; W! P: F$ x
- </ul>% H3 [3 k: [- i! ~+ @
- </div>
复制代码对应的CSS代码如下: - .nav-container {$ X# t: R& e% L3 v7 a# I
- background-color: #fff;+ B5 @; K* y: l9 d4 y* J7 ?$ y
- border-radius: 4px;2 l0 v, v+ k0 i V7 D" @4 K
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: r$ k, S* B4 j) P1 m1 |1 Z
- padding: 1em;# N* p, V$ }5 s" d, ?, E' e
- border: 1px solid #eee;
! {7 r. h ?1 i9 }9 |& ~2 M - display: block;
9 ^: U6 A7 @) \7 A - max-width: 400px;7 b; m5 }! R, b n
- margin: 0 auto;
* @7 u3 \7 K! g$ Y0 m X - text-align: center;; h2 H9 }+ R0 T8 ]& S# P
- }
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- li {1 O4 @' s4 `3 g) h
- list-style: none;
1 X6 m1 L" e- W$ ` - -webkit-padding-start: 0;" {" m0 h- b/ a, c& O, P \$ }
- }
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% d& R8 j4 M' m' ?7 ~) o, h7 O - text-decoration: none;
+ ?3 C6 W2 G% O - color: #ED3E44;
+ P6 T! i0 Z _; [6 y6 ] - }
& o& ~) k5 h, P: x- c - .nav-item {! V5 \7 E' ^4 g% o4 |! I- m
- padding: 1em;9 r$ a' f1 K' U( J' ~8 X2 {, K
- display: inline;
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- .nav-item-dropdown {2 \% C$ j. D4 v: O8 I$ c
- position: relative;) \) n z! Y% I: ?2 }& y# E0 N3 D
- }
& h7 Q; G) Z4 d: d - .nav-item-dropdown:hover > .dropdown-menu {- m, G" `4 k& ?
- display: block;: l$ I- l* a, n1 c2 `, _5 c% ^; I
- opacity: 1;7 K. V# l; m/ P# I* G% Z
- }
" Y7 L+ {7 S$ {- i - .dropdown-trigger {
/ d6 p" w* C4 ?; t6 @% J% Y/ N+ I - position: relative;
& _. F# D2 g/ v/ z0 y6 p3 j% g - }
, \6 I# T% j! Q% n+ O! s9 O) X, O - .dropdown-trigger:focus + .dropdown-menu {
# E* l) n- M8 X1 S - display: block;
6 f( r9 u7 B2 q - opacity: 1;& r0 E+ l0 o: y' s: a, a/ j
- }% ?4 L6 @9 Z- s
- .dropdown-trigger::after {
! X1 D* Y8 h" h* D: W9 D - content: "›";
; Z& |# a2 {3 c# r/ n6 c6 i: G - position: absolute;2 f0 L% k6 R/ X$ p# G ^. v, D
- color: #ED3E44;. G0 z# l# m4 @4 Z' m/ Z- z1 W1 L( a8 F
- font-size: 24px;4 V7 f3 g$ n/ p8 L0 i' l6 r) ]* r
- font-weight: bold;, u/ c+ k; i; A/ q. @- }0 `9 Z! _
- -webkit-transform: rotate(90deg);
# E$ a. ?( t5 C$ w; b - transform: rotate(90deg);2 l+ t, \8 V" D. C' X5 n! Q
- top: -5px;
" F# ]) L9 c; X- m: ?; z - right: -15px;
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- .dropdown-menu {( L+ }, J$ p) y' G+ O) l
- background-color: #ED3E44;0 x+ V# u1 @. C3 [. c" [
- display: inline-block;0 z6 ?: u5 K2 a+ R: O
- text-align: right;5 ?1 W; g9 f3 K8 y
- position: absolute;
`4 C# }. ]2 I& k7 |) v - top: 2.5rem;
) n- J7 V2 e2 `9 J3 ~ - right: -10px;
- M1 ?% }" `- j8 A8 _& H4 \ - display: none;
$ q$ y2 o* l& E5 { - opacity: 0;9 {, {9 K9 _' e! x, T0 A% l
- -webkit-transition: opacity 0.5s ease;
0 |+ J' L7 d5 T3 H - transition: opacity 0.5s ease;. g6 l, |0 D5 c8 {) |: B, B7 W
- width: 160px;& L/ Z) A( I* c
- }
" e6 F; m5 @$ r4 J6 W8 o - .dropdown-menu a {
# |8 Y/ h: v! }9 v - color: #fff;) i8 V$ D9 E& q. w' ^
- }
* l2 i# h! e) w7 m( d - .dropdown-menu-item {
& \' u; c9 k- h) a - cursor: pointer;- m ~$ v( g1 t% k( J0 ~. Z: G% r
- padding: 1em;" [! b5 l& u. [6 r. Y* J" p
- text-align: center;0 ^8 r# [& q' N
- }
( S0 p/ [" P+ z0 Q0 M% s( q - .dropdown-menu-item:hover {
6 @2 T, n$ g" p! ^ - background-color: #eb272d;
8 g7 e$ ~9 Z6 p0 k" Z) M. O, X - }
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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">/ T$ X' d5 }) G* b5 @) M. `, h
- <!-- Checkbox toggle -->' p! k# w- P) O' `" Z0 |* u5 S/ N0 _+ w
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ B, Z9 T0 _* X- d8 N
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
( d1 W$ u6 l9 V1 {5 ` - <!-- Content to toggle from www.mfbuluo.com-->
) S5 q- P$ K Z8 B - <div role="toggle" class="toggle-content">
1 }% h V9 L! t% [! r, |9 H+ Y - BA-NA-NA-NA!
* v* l! Q+ ?4 h! T6 }. g - </div>, f) B5 \) x1 u: b
- </div>
复制代码CSS代码内容如下: - .toggle {: [, h6 w7 M2 b8 M- |- o$ k* C, u
- margin: 0 auto;5 ]( `2 ?* o6 e; |% {
- max-width: 400px;( p4 M7 S7 K7 E6 Y& E$ h
- }
, T* U! W6 \" }; r/ N1 i/ y( r - .toggle-label {
4 D! b2 B* Q! C1 X/ B- R- P - font-size: 16px;2 v2 }) l/ \+ D0 \- l7 D1 G/ t
- background: #fff;
5 X$ ~8 f% K( | T" }: _& U - padding: 1em;' U1 K, @5 x" g$ j) Q
- cursor: pointer;
4 F$ h( f1 G8 E9 \2 C - display: block;
u9 b* A8 \. {0 Q0 y% C' y - margin: 0 auto 1em;+ F! T) V: z; C- {- ^* P
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 C/ X- K, f# R - border-radius: 4px;
# g. a+ E0 t6 @9 j1 e8 Q. {# G - }' o* O4 c* k; h( q) F; ^
- .toggle-label:after {
: v6 M1 z, J# b5 j - color: #ED3E44;
. _% M9 t$ |0 d+ G/ w1 v' C( _1 k - content: "+";
/ ]- o6 x8 r, B# ^8 b - float: right;
) Z) Q# t4 s% Q6 O0 Z! ^6 D - font-weight: bold;! H& ]- I6 d' Z& L8 h( e" P+ p* Q, M
- }3 e0 b6 N0 F3 N& y/ N+ R7 ?$ g& T$ `; A
- .toggle-content {3 x9 p$ X0 ]/ k
- color: #B0B3C2;* c1 G4 k0 S8 `- H
- font-family: monospace;
8 `5 A* S$ T3 M, C3 ^$ s$ g$ y - font-size: 16px;! i8 B1 Z+ D7 g, Z; l/ {: A8 S; f; _
- margin-bottom: 1.5em;
( A! q+ W( [) k( c5 E/ I, E6 Y - padding: 1em;9 Q. B4 E$ p! x0 _3 {
- }
" b& p% g1 ~$ w5 C2 S' e) V4 F8 Z+ y - .toggle-input {
+ J, o1 K- {& N' Q; M. _+ O: v - display: none;
4 x3 S1 T" U9 b6 b - }+ D+ W) A6 H% C8 h% x( @6 W! W
- .toggle-input:not(checked) ~ .toggle-content {
- V& |* N. Y k9 l - display: none;3 O5 s" ~. K, C, h8 S! R
- }
9 e# t0 M0 Y% z. f u! C - .toggle-input:checked ~ .toggle-content {
% k& l. I% g5 c8 s: J, ~ - display: block;4 ^. t- @+ s) B- v. C& c
- }
. U- c% f/ k3 I3 z0 s4 O - .toggle-input:checked ~ .toggle-label:after {
6 q; ?' n5 C m7 ? - content: "-";
5 H/ N" f( w# L1 W* |* ^5 d h - }
复制代码 . W* p4 S9 \ F3 ^5 ^
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